Category: I70 - Atherosclerosis

 Chapter Notes

 I70

Atherosclerosis

arteriolosclerosis

arterial degeneration

arteriosclerosis

arteriosclerotic vascular disease

arteriovascular degeneration

atheroma

endarteritis deformans or obliterans

senile arteritis

senile endarteritis

vascular degeneration

Use additional code to identify:

exposure to environmental tobacco smoke (Z77.22)

history of tobacco dependence (Z87.891)

occupational exposure to environmental tobacco smoke (Z57.31)

tobacco dependence (F17.-)

tobacco use (Z72.0)

arteriosclerotic cardiovascular disease (I25.1-)

arteriosclerotic heart disease (I25.1-)

atheroembolism (I75.-)

cerebral atherosclerosis (I67.2)

coronary atherosclerosis (I25.1-)

mesenteric atherosclerosis (K55.1)

precerebral atherosclerosis (I67.2)

primary pulmonary atherosclerosis (I27.0)

 I70.0

Atherosclerosis of aorta

 I70.1

Atherosclerosis of renal artery

Goldblatt's kidney

atherosclerosis of renal arterioles (I12.-)

 I70.2

Atherosclerosis of native arteries of the extremities

Mönckeberg's (medial) sclerosis

Use additional code, if applicable, to identify chronic total occlusion of artery of extremity (I70.92)

atherosclerosis of bypass graft of extremities (I70.30-I70.79)

 I70.20

Unspecified atherosclerosis of native arteries of extremities

 I70.201

Unspecified atherosclerosis of native arteries of extremities, right leg

 I70.202

Unspecified atherosclerosis of native arteries of extremities, left leg

 I70.203

Unspecified atherosclerosis of native arteries of extremities, bilateral legs

 I70.208

Unspecified atherosclerosis of native arteries of extremities, other extremity

 I70.209

Unspecified atherosclerosis of native arteries of extremities, unspecified extremity

 I70.21

Atherosclerosis of native arteries of extremities with intermittent claudication

 I70.211

Atherosclerosis of native arteries of extremities with intermittent claudication, right leg

 I70.212

Atherosclerosis of native arteries of extremities with intermittent claudication, left leg

 I70.213

Atherosclerosis of native arteries of extremities with intermittent claudication, bilateral legs

 I70.218

Atherosclerosis of native arteries of extremities with intermittent claudication, other extremity

 I70.219

Atherosclerosis of native arteries of extremities with intermittent claudication, unspecified extremity

 I70.22

Atherosclerosis of native arteries of extremities with rest pain

any condition classifiable to I70.21-

chronic limb-threatening ischemia NOS of native arteries of extremities

chronic limb-threatening ischemia of native arteries of extremities with rest pain

critical limb ischemia NOS of native arteries of extremities

critical limb ischemia of native arteries of extremities with rest pain

 I70.221

Atherosclerosis of native arteries of extremities with rest pain, right leg

 I70.222

Atherosclerosis of native arteries of extremities with rest pain, left leg

 I70.223

Atherosclerosis of native arteries of extremities with rest pain, bilateral legs

 I70.228

Atherosclerosis of native arteries of extremities with rest pain, other extremity

 I70.229

Atherosclerosis of native arteries of extremities with rest pain, unspecified extremity

 I70.23

Atherosclerosis of native arteries of right leg with ulceration

any condition classifiable to I70.211 and I70.221

chronic limb-threatening ischemia of native arteries of right leg with ulceration

critical limb ischemia of native arteries of right leg with ulceration

Use additional code to identify severity of ulcer (L97.-)

 I70.231

Atherosclerosis of native arteries of right leg with ulceration of thigh

 I70.232

Atherosclerosis of native arteries of right leg with ulceration of calf

 I70.233

Atherosclerosis of native arteries of right leg with ulceration of ankle

 I70.234

Atherosclerosis of native arteries of right leg with ulceration of heel and midfoot

Atherosclerosis of native arteries of right leg with ulceration of plantar surface of midfoot

 I70.235

Atherosclerosis of native arteries of right leg with ulceration of other part of foot

Atherosclerosis of native arteries of right leg extremities with ulceration of toe

 I70.238

Atherosclerosis of native arteries of right leg with ulceration of other part of lower leg

 I70.239

Atherosclerosis of native arteries of right leg with ulceration of unspecified site

 I70.24

Atherosclerosis of native arteries of left leg with ulceration

any condition classifiable to I70.212 and I70.222

chronic limb-threatening ischemia of native arteries of left leg with ulceration

critical limb ischemia of native arteries of left leg with ulceration

Use additional code to identify severity of ulcer (L97.-)

 I70.241

Atherosclerosis of native arteries of left leg with ulceration of thigh

 I70.242

Atherosclerosis of native arteries of left leg with ulceration of calf

 I70.243

Atherosclerosis of native arteries of left leg with ulceration of ankle

 I70.244

Atherosclerosis of native arteries of left leg with ulceration of heel and midfoot

Atherosclerosis of native arteries of left leg with ulceration of plantar surface of midfoot

 I70.245

Atherosclerosis of native arteries of left leg with ulceration of other part of foot

Atherosclerosis of native arteries of left leg extremities with ulceration of toe

 I70.248

Atherosclerosis of native arteries of left leg with ulceration of other part of lower leg

 I70.249

Atherosclerosis of native arteries of left leg with ulceration of unspecified site

 I70.25

Atherosclerosis of native arteries of other extremities with ulceration

any condition classifiable to I70.218 and I70.228

Use additional code to identify the severity of the ulcer (L98.49-)

 I70.26

Atherosclerosis of native arteries of extremities with gangrene

any condition classifiable to I70.21-, I70.22-, I70.23-, I70.24-, and I70.25-

chronic limb-threatening ischemia of native arteries of extremities with gangrene

critical limb ischemia of native arteries of extremities with gangrene

Use additional code to identify the severity of any ulcer (L97.-, L98.49-), if applicable

 I70.261

Atherosclerosis of native arteries of extremities with gangrene, right leg

 I70.262

Atherosclerosis of native arteries of extremities with gangrene, left leg

 I70.263

Atherosclerosis of native arteries of extremities with gangrene, bilateral legs

 I70.268

Atherosclerosis of native arteries of extremities with gangrene, other extremity

 I70.269

Atherosclerosis of native arteries of extremities with gangrene, unspecified extremity

 I70.29

Other atherosclerosis of native arteries of extremities

 I70.291

Other atherosclerosis of native arteries of extremities, right leg

 I70.292

Other atherosclerosis of native arteries of extremities, left leg

 I70.293

Other atherosclerosis of native arteries of extremities, bilateral legs

 I70.298

Other atherosclerosis of native arteries of extremities, other extremity

 I70.299

Other atherosclerosis of native arteries of extremities, unspecified extremity

 I70.3

Atherosclerosis of unspecified type of bypass graft(s) of the extremities

Use additional code, if applicable, to identify chronic total occlusion of artery of extremity (I70.92)

embolism or thrombus of bypass graft(s) of extremities (T82.8-)

 I70.30

Unspecified atherosclerosis of unspecified type of bypass graft(s) of the extremities

 I70.301

Unspecified atherosclerosis of unspecified type of bypass graft(s) of the extremities, right leg

 I70.302

Unspecified atherosclerosis of unspecified type of bypass graft(s) of the extremities, left leg

 I70.303

Unspecified atherosclerosis of unspecified type of bypass graft(s) of the extremities, bilateral legs

 I70.308

Unspecified atherosclerosis of unspecified type of bypass graft(s) of the extremities, other extremity

 I70.309

Unspecified atherosclerosis of unspecified type of bypass graft(s) of the extremities, unspecified extremity

 I70.31

Atherosclerosis of unspecified type of bypass graft(s) of the extremities with intermittent claudication

 I70.311

Atherosclerosis of unspecified type of bypass graft(s) of the extremities with intermittent claudication, right leg

 I70.312

Atherosclerosis of unspecified type of bypass graft(s) of the extremities with intermittent claudication, left leg

 I70.313

Atherosclerosis of unspecified type of bypass graft(s) of the extremities with intermittent claudication, bilateral legs

 I70.318

Atherosclerosis of unspecified type of bypass graft(s) of the extremities with intermittent claudication, other extremity

 I70.319

Atherosclerosis of unspecified type of bypass graft(s) of the extremities with intermittent claudication, unspecified extremity

 I70.32

Atherosclerosis of unspecified type of bypass graft(s) of the extremities with rest pain

any condition classifiable to I70.31-

chronic limb-threatening ischemia NOS of unspecified type of bypass graft(s) of the extremities

chronic limb-threatening ischemia of unspecified type of bypass graft(s) of the extremities with rest pain

critical limb ischemia NOS of unspecified type of bypass graft(s) of the extremities

critical limb ischemia of unspecified type of bypass graft(s) of the extremities with rest pain

 I70.321

Atherosclerosis of unspecified type of bypass graft(s) of the extremities with rest pain, right leg

 I70.322

Atherosclerosis of unspecified type of bypass graft(s) of the extremities with rest pain, left leg

 I70.323

Atherosclerosis of unspecified type of bypass graft(s) of the extremities with rest pain, bilateral legs

 I70.328

Atherosclerosis of unspecified type of bypass graft(s) of the extremities with rest pain, other extremity

 I70.329

Atherosclerosis of unspecified type of bypass graft(s) of the extremities with rest pain, unspecified extremity

 I70.33

Atherosclerosis of unspecified type of bypass graft(s) of the right leg with ulceration

any condition classifiable to I70.311 and I70.321

chronic limb-threatening ischemia of unspecified type of bypass graft(s) of the right leg with ulceration

critical limb ischemia of unspecified type of bypass graft(s) of the right leg with ulceration

Use additional code to identify severity of ulcer (L97.-)

 I70.331

Atherosclerosis of unspecified type of bypass graft(s) of the right leg with ulceration of thigh

 I70.332

Atherosclerosis of unspecified type of bypass graft(s) of the right leg with ulceration of calf

 I70.333

Atherosclerosis of unspecified type of bypass graft(s) of the right leg with ulceration of ankle

 I70.334

Atherosclerosis of unspecified type of bypass graft(s) of the right leg with ulceration of heel and midfoot

Atherosclerosis of unspecified type of bypass graft(s) of right leg with ulceration of plantar surface of midfoot

 I70.335

Atherosclerosis of unspecified type of bypass graft(s) of the right leg with ulceration of other part of foot

Atherosclerosis of unspecified type of bypass graft(s) of the right leg with ulceration of toe

 I70.338

Atherosclerosis of unspecified type of bypass graft(s) of the right leg with ulceration of other part of lower leg

 I70.339

Atherosclerosis of unspecified type of bypass graft(s) of the right leg with ulceration of unspecified site

 I70.34

Atherosclerosis of unspecified type of bypass graft(s) of the left leg with ulceration

any condition classifiable to I70.312 and I70.322

chronic limb-threatening ischemia of unspecified type of bypass graft(s) of the left leg with ulceration

critical limb ischemia of unspecified type of bypass graft(s) of the left leg with ulceration

Use additional code to identify severity of ulcer (L97.-)

 I70.341

Atherosclerosis of unspecified type of bypass graft(s) of the left leg with ulceration of thigh

 I70.342

Atherosclerosis of unspecified type of bypass graft(s) of the left leg with ulceration of calf

 I70.343

Atherosclerosis of unspecified type of bypass graft(s) of the left leg with ulceration of ankle

 I70.344

Atherosclerosis of unspecified type of bypass graft(s) of the left leg with ulceration of heel and midfoot

Atherosclerosis of unspecified type of bypass graft(s) of left leg with ulceration of plantar surface of midfoot

 I70.345

Atherosclerosis of unspecified type of bypass graft(s) of the left leg with ulceration of other part of foot

Atherosclerosis of unspecified type of bypass graft(s) of the left leg with ulceration of toe

 I70.348

Atherosclerosis of unspecified type of bypass graft(s) of the left leg with ulceration of other part of lower leg

 I70.349

Atherosclerosis of unspecified type of bypass graft(s) of the left leg with ulceration of unspecified site

 I70.35

Atherosclerosis of unspecified type of bypass graft(s) of other extremity with ulceration

any condition classifiable to I70.318 and I70.328

Use additional code to identify severity of ulcer (L98.49-)

 I70.36

Atherosclerosis of unspecified type of bypass graft(s) of the extremities with gangrene

any condition classifiable to I70.31-, I70.32-, I70.33-, I70.34-, I70.35

chronic limb-threatening ischemia of unspecified type of bypass graft(s) of the extremities with gangrene

critical limb ischemia of unspecified type of bypass graft(s) of the extremities with gangrene

Use additional code to identify the severity of any ulcer (L97.-, L98.49-), if applicable

 I70.361

Atherosclerosis of unspecified type of bypass graft(s) of the extremities with gangrene, right leg

 I70.362

Atherosclerosis of unspecified type of bypass graft(s) of the extremities with gangrene, left leg

 I70.363

Atherosclerosis of unspecified type of bypass graft(s) of the extremities with gangrene, bilateral legs

 I70.368

Atherosclerosis of unspecified type of bypass graft(s) of the extremities with gangrene, other extremity

 I70.369

Atherosclerosis of unspecified type of bypass graft(s) of the extremities with gangrene, unspecified extremity

 I70.39

Other atherosclerosis of unspecified type of bypass graft(s) of the extremities

 I70.391

Other atherosclerosis of unspecified type of bypass graft(s) of the extremities, right leg

 I70.392

Other atherosclerosis of unspecified type of bypass graft(s) of the extremities, left leg

 I70.393

Other atherosclerosis of unspecified type of bypass graft(s) of the extremities, bilateral legs

 I70.398

Other atherosclerosis of unspecified type of bypass graft(s) of the extremities, other extremity

 I70.399

Other atherosclerosis of unspecified type of bypass graft(s) of the extremities, unspecified extremity

 I70.4

Atherosclerosis of autologous vein bypass graft(s) of the extremities

Use additional code, if applicable, to identify chronic total occlusion of artery of extremity (I70.92)

 I70.40

Unspecified atherosclerosis of autologous vein bypass graft(s) of the extremities

 I70.401

Unspecified atherosclerosis of autologous vein bypass graft(s) of the extremities, right leg

 I70.402

Unspecified atherosclerosis of autologous vein bypass graft(s) of the extremities, left leg

 I70.403

Unspecified atherosclerosis of autologous vein bypass graft(s) of the extremities, bilateral legs

 I70.408

Unspecified atherosclerosis of autologous vein bypass graft(s) of the extremities, other extremity

 I70.409

Unspecified atherosclerosis of autologous vein bypass graft(s) of the extremities, unspecified extremity

 I70.41

Atherosclerosis of autologous vein bypass graft(s) of the extremities with intermittent claudication

 I70.411

Atherosclerosis of autologous vein bypass graft(s) of the extremities with intermittent claudication, right leg

 I70.412

Atherosclerosis of autologous vein bypass graft(s) of the extremities with intermittent claudication, left leg

 I70.413

Atherosclerosis of autologous vein bypass graft(s) of the extremities with intermittent claudication, bilateral legs

 I70.418

Atherosclerosis of autologous vein bypass graft(s) of the extremities with intermittent claudication, other extremity

 I70.419

Atherosclerosis of autologous vein bypass graft(s) of the extremities with intermittent claudication, unspecified extremity

 I70.42

Atherosclerosis of autologous vein bypass graft(s) of the extremities with rest pain

any condition classifiable to I70.41-

chronic limb-threatening ischemia NOS of autologous vein bypass graft(s) of the extremities

chronic limb-threatening ischemia of autologous vein bypass graft(s) of the extremities with rest pain

critical limb ischemia NOS of autologous vein bypass graft(s) of the extremities

critical limb ischemia of autologous vein bypass graft(s) of the extremities with rest pain

 I70.421

Atherosclerosis of autologous vein bypass graft(s) of the extremities with rest pain, right leg

 I70.422

Atherosclerosis of autologous vein bypass graft(s) of the extremities with rest pain, left leg

 I70.423

Atherosclerosis of autologous vein bypass graft(s) of the extremities with rest pain, bilateral legs

 I70.428

Atherosclerosis of autologous vein bypass graft(s) of the extremities with rest pain, other extremity

 I70.429

Atherosclerosis of autologous vein bypass graft(s) of the extremities with rest pain, unspecified extremity

 I70.43

Atherosclerosis of autologous vein bypass graft(s) of the right leg with ulceration

any condition classifiable to I70.411 and I70.421

chronic limb-threatening ischemia of autologous vein bypass graft(s) of the right leg with ulceration

critical limb ischemia of autologous vein bypass graft(s) of the right leg with ulceration

Use additional code to identify severity of ulcer (L97.-)

 I70.431

Atherosclerosis of autologous vein bypass graft(s) of the right leg with ulceration of thigh

 I70.432

Atherosclerosis of autologous vein bypass graft(s) of the right leg with ulceration of calf

 I70.433

Atherosclerosis of autologous vein bypass graft(s) of the right leg with ulceration of ankle

 I70.434

Atherosclerosis of autologous vein bypass graft(s) of the right leg with ulceration of heel and midfoot

Atherosclerosis of autologous vein bypass graft(s) of right leg with ulceration of plantar surface of midfoot

 I70.435

Atherosclerosis of autologous vein bypass graft(s) of the right leg with ulceration of other part of foot

Atherosclerosis of autologous vein bypass graft(s) of right leg with ulceration of toe

 I70.438

Atherosclerosis of autologous vein bypass graft(s) of the right leg with ulceration of other part of lower leg

 I70.439

Atherosclerosis of autologous vein bypass graft(s) of the right leg with ulceration of unspecified site

 I70.44

Atherosclerosis of autologous vein bypass graft(s) of the left leg with ulceration

any condition classifiable to I70.412 and I70.422

chronic limb-threatening ischemia of autologous vein bypass graft(s) of the left leg with ulceration

critical limb ischemia of autologous vein bypass graft(s) of the left leg with ulceration

Use additional code to identify severity of ulcer (L97.-)

 I70.441

Atherosclerosis of autologous vein bypass graft(s) of the left leg with ulceration of thigh

 I70.442

Atherosclerosis of autologous vein bypass graft(s) of the left leg with ulceration of calf

 I70.443

Atherosclerosis of autologous vein bypass graft(s) of the left leg with ulceration of ankle

 I70.444

Atherosclerosis of autologous vein bypass graft(s) of the left leg with ulceration of heel and midfoot

Atherosclerosis of autologous vein bypass graft(s) of left leg with ulceration of plantar surface of midfoot

 I70.445

Atherosclerosis of autologous vein bypass graft(s) of the left leg with ulceration of other part of foot

Atherosclerosis of autologous vein bypass graft(s) of left leg with ulceration of toe

 I70.448

Atherosclerosis of autologous vein bypass graft(s) of the left leg with ulceration of other part of lower leg

 I70.449

Atherosclerosis of autologous vein bypass graft(s) of the left leg with ulceration of unspecified site

 I70.45

Atherosclerosis of autologous vein bypass graft(s) of other extremity with ulceration

any condition classifiable to I70.418, I70.428, and I70.438

Use additional code to identify severity of ulcer (L98.49)

 I70.46

Atherosclerosis of autologous vein bypass graft(s) of the extremities with gangrene

any condition classifiable to I70.41-, I70.42-, and I70.43-, I70.44-, I70.45

chronic limb-threatening ischemia of autologous vein bypass graft(s) of the extremities with gangrene

critical limb ischemia of autologous vein bypass graft(s) of the extremities with gangrene

Use additional code to identify the severity of any ulcer (L97.-, L98.49-), if applicable

 I70.461

Atherosclerosis of autologous vein bypass graft(s) of the extremities with gangrene, right leg

 I70.462

Atherosclerosis of autologous vein bypass graft(s) of the extremities with gangrene, left leg

 I70.463

Atherosclerosis of autologous vein bypass graft(s) of the extremities with gangrene, bilateral legs

 I70.468

Atherosclerosis of autologous vein bypass graft(s) of the extremities with gangrene, other extremity

 I70.469

Atherosclerosis of autologous vein bypass graft(s) of the extremities with gangrene, unspecified extremity

 I70.49

Other atherosclerosis of autologous vein bypass graft(s) of the extremities

 I70.491

Other atherosclerosis of autologous vein bypass graft(s) of the extremities, right leg

 I70.492

Other atherosclerosis of autologous vein bypass graft(s) of the extremities, left leg

 I70.493

Other atherosclerosis of autologous vein bypass graft(s) of the extremities, bilateral legs

 I70.498

Other atherosclerosis of autologous vein bypass graft(s) of the extremities, other extremity

 I70.499

Other atherosclerosis of autologous vein bypass graft(s) of the extremities, unspecified extremity

 I70.5

Atherosclerosis of nonautologous biological bypass graft(s) of the extremities

Use additional code, if applicable, to identify chronic total occlusion of artery of extremity (I70.92)

 I70.50

Unspecified atherosclerosis of nonautologous biological bypass graft(s) of the extremities

 I70.501

Unspecified atherosclerosis of nonautologous biological bypass graft(s) of the extremities, right leg

 I70.502

Unspecified atherosclerosis of nonautologous biological bypass graft(s) of the extremities, left leg

 I70.503

Unspecified atherosclerosis of nonautologous biological bypass graft(s) of the extremities, bilateral legs

 I70.508

Unspecified atherosclerosis of nonautologous biological bypass graft(s) of the extremities, other extremity

 I70.509

Unspecified atherosclerosis of nonautologous biological bypass graft(s) of the extremities, unspecified extremity

 I70.51

Atherosclerosis of nonautologous biological bypass graft(s) of the extremities intermittent claudication

 I70.511

Atherosclerosis of nonautologous biological bypass graft(s) of the extremities with intermittent claudication, right leg

 I70.512

Atherosclerosis of nonautologous biological bypass graft(s) of the extremities with intermittent claudication, left leg

 I70.513

Atherosclerosis of nonautologous biological bypass graft(s) of the extremities with intermittent claudication, bilateral legs

 I70.518

Atherosclerosis of nonautologous biological bypass graft(s) of the extremities with intermittent claudication, other extremity

 I70.519

Atherosclerosis of nonautologous biological bypass graft(s) of the extremities with intermittent claudication, unspecified extremity

 I70.52

Atherosclerosis of nonautologous biological bypass graft(s) of the extremities with rest pain

any condition classifiable to I70.51-

chronic limb-threatening ischemia NOS of nonautologous biological bypass graft(s) of the extremities

chronic limb-threatening ischemia of nonautologous biological bypass graft(s) of the extremities with rest pain

critical limb ischemia NOS of nonautologous biological bypass graft(s) of the extremities

critical limb ischemia of nonautologous biological bypass graft(s) of the extremities with rest pain

 I70.521

Atherosclerosis of nonautologous biological bypass graft(s) of the extremities with rest pain, right leg

 I70.522

Atherosclerosis of nonautologous biological bypass graft(s) of the extremities with rest pain, left leg

 I70.523

Atherosclerosis of nonautologous biological bypass graft(s) of the extremities with rest pain, bilateral legs

 I70.528

Atherosclerosis of nonautologous biological bypass graft(s) of the extremities with rest pain, other extremity

 I70.529

Atherosclerosis of nonautologous biological bypass graft(s) of the extremities with rest pain, unspecified extremity

 I70.53

Atherosclerosis of nonautologous biological bypass graft(s) of the right leg with ulceration

any condition classifiable to I70.511 and I70.521

chronic limb-threatening ischemia of nonautologous biological bypass graft(s) of the right leg with ulceration

critical limb ischemia of nonautologous biological bypass graft(s) of the right leg with ulceration

Use additional code to identify severity of ulcer (L97.-)

 I70.531

Atherosclerosis of nonautologous biological bypass graft(s) of the right leg with ulceration of thigh

 I70.532

Atherosclerosis of nonautologous biological bypass graft(s) of the right leg with ulceration of calf

 I70.533

Atherosclerosis of nonautologous biological bypass graft(s) of the right leg with ulceration of ankle

 I70.534

Atherosclerosis of nonautologous biological bypass graft(s) of the right leg with ulceration of heel and midfoot

Atherosclerosis of nonautologous biological bypass graft(s) of right leg with ulceration of plantar surface of midfoot

 I70.535

Atherosclerosis of nonautologous biological bypass graft(s) of the right leg with ulceration of other part of foot

Atherosclerosis of nonautologous biological bypass graft(s) of the right leg with ulceration of toe

 I70.538

Atherosclerosis of nonautologous biological bypass graft(s) of the right leg with ulceration of other part of lower leg

 I70.539

Atherosclerosis of nonautologous biological bypass graft(s) of the right leg with ulceration of unspecified site

 I70.54

Atherosclerosis of nonautologous biological bypass graft(s) of the left leg with ulceration

any condition classifiable to I70.512 and I70.522

chronic limb-threatening ischemia of nonautologous biological bypass graft(s) of the left leg with ulceration

critical limb ischemia of nonautologous biological bypass graft(s) of the left leg with ulceration

Use additional code to identify severity of ulcer (L97.-)

 I70.541

Atherosclerosis of nonautologous biological bypass graft(s) of the left leg with ulceration of thigh

 I70.542

Atherosclerosis of nonautologous biological bypass graft(s) of the left leg with ulceration of calf

 I70.543

Atherosclerosis of nonautologous biological bypass graft(s) of the left leg with ulceration of ankle

 I70.544

Atherosclerosis of nonautologous biological bypass graft(s) of the left leg with ulceration of heel and midfoot

Atherosclerosis of nonautologous biological bypass graft(s) of left leg with ulceration of plantar surface of midfoot

 I70.545

Atherosclerosis of nonautologous biological bypass graft(s) of the left leg with ulceration of other part of foot

Atherosclerosis of nonautologous biological bypass graft(s) of the left leg with ulceration of toe

 I70.548

Atherosclerosis of nonautologous biological bypass graft(s) of the left leg with ulceration of other part of lower leg

 I70.549

Atherosclerosis of nonautologous biological bypass graft(s) of the left leg with ulceration of unspecified site

 I70.55

Atherosclerosis of nonautologous biological bypass graft(s) of other extremity with ulceration

any condition classifiable to I70.518, I70.528, and I70.538

Use additional code to identify severity of ulcer (L98.49)

 I70.56

Atherosclerosis of nonautologous biological bypass graft(s) of the extremities with gangrene

any condition classifiable to I70.51-, I70.52-, and I70.53-, I70.54-, I70.55

chronic limb-threatening ischemia of nonautologous biological bypass graft(s) of the extremities with gangrene

critical limb ischemia of nonautologous biological bypass graft(s) of the extremities with gangrene

Use additional code to identify the severity of any ulcer (L97.-, L98.49-), if applicable

 I70.561

Atherosclerosis of nonautologous biological bypass graft(s) of the extremities with gangrene, right leg

 I70.562

Atherosclerosis of nonautologous biological bypass graft(s) of the extremities with gangrene, left leg

 I70.563

Atherosclerosis of nonautologous biological bypass graft(s) of the extremities with gangrene, bilateral legs

 I70.568

Atherosclerosis of nonautologous biological bypass graft(s) of the extremities with gangrene, other extremity

 I70.569

Atherosclerosis of nonautologous biological bypass graft(s) of the extremities with gangrene, unspecified extremity

 I70.59

Other atherosclerosis of nonautologous biological bypass graft(s) of the extremities

 I70.591

Other atherosclerosis of nonautologous biological bypass graft(s) of the extremities, right leg

 I70.592

Other atherosclerosis of nonautologous biological bypass graft(s) of the extremities, left leg

 I70.593

Other atherosclerosis of nonautologous biological bypass graft(s) of the extremities, bilateral legs

 I70.598

Other atherosclerosis of nonautologous biological bypass graft(s) of the extremities, other extremity

 I70.599

Other atherosclerosis of nonautologous biological bypass graft(s) of the extremities, unspecified extremity

 I70.6

Atherosclerosis of nonbiological bypass graft(s) of the extremities

Use additional code, if applicable, to identify chronic total occlusion of artery of extremity (I70.92)

 I70.60

Unspecified atherosclerosis of nonbiological bypass graft(s) of the extremities

 I70.601

Unspecified atherosclerosis of nonbiological bypass graft(s) of the extremities, right leg

 I70.602

Unspecified atherosclerosis of nonbiological bypass graft(s) of the extremities, left leg

 I70.603

Unspecified atherosclerosis of nonbiological bypass graft(s) of the extremities, bilateral legs

 I70.608

Unspecified atherosclerosis of nonbiological bypass graft(s) of the extremities, other extremity

 I70.609

Unspecified atherosclerosis of nonbiological bypass graft(s) of the extremities, unspecified extremity

 I70.61

Atherosclerosis of nonbiological bypass graft(s) of the extremities with intermittent claudication

 I70.611

Atherosclerosis of nonbiological bypass graft(s) of the extremities with intermittent claudication, right leg

 I70.612

Atherosclerosis of nonbiological bypass graft(s) of the extremities with intermittent claudication, left leg

 I70.613

Atherosclerosis of nonbiological bypass graft(s) of the extremities with intermittent claudication, bilateral legs

 I70.618

Atherosclerosis of nonbiological bypass graft(s) of the extremities with intermittent claudication, other extremity

 I70.619

Atherosclerosis of nonbiological bypass graft(s) of the extremities with intermittent claudication, unspecified extremity

 I70.62

Atherosclerosis of nonbiological bypass graft(s) of the extremities with rest pain

any condition classifiable to I70.61-

chronic limb-threatening ischemia NOS of nonbiological bypass graft(s) of the extremities

chronic limb-threatening ischemia of nonbiological bypass graft(s) of the extremities with rest pain

critical limb ischemia NOS of nonbiological bypass graft(s) of the extremities

critical limb ischemia of nonbiological bypass graft(s) of the extremities with rest pain

 I70.621

Atherosclerosis of nonbiological bypass graft(s) of the extremities with rest pain, right leg

 I70.622

Atherosclerosis of nonbiological bypass graft(s) of the extremities with rest pain, left leg

 I70.623

Atherosclerosis of nonbiological bypass graft(s) of the extremities with rest pain, bilateral legs

 I70.628

Atherosclerosis of nonbiological bypass graft(s) of the extremities with rest pain, other extremity

 I70.629

Atherosclerosis of nonbiological bypass graft(s) of the extremities with rest pain, unspecified extremity

 I70.63

Atherosclerosis of nonbiological bypass graft(s) of the right leg with ulceration

any condition classifiable to I70.611 and I70.621

chronic limb-threatening ischemia of nonbiological bypass graft(s) of the right leg with ulceration

critical limb ischemia of nonbiological bypass graft(s) of the right leg with ulceration

Use additional code to identify severity of ulcer (L97.-)

 I70.631

Atherosclerosis of nonbiological bypass graft(s) of the right leg with ulceration of thigh

 I70.632

Atherosclerosis of nonbiological bypass graft(s) of the right leg with ulceration of calf

 I70.633

Atherosclerosis of nonbiological bypass graft(s) of the right leg with ulceration of ankle

 I70.634

Atherosclerosis of nonbiological bypass graft(s) of the right leg with ulceration of heel and midfoot

Atherosclerosis of nonbiological bypass graft(s) of right leg with ulceration of plantar surface of midfoot

 I70.635

Atherosclerosis of nonbiological bypass graft(s) of the right leg with ulceration of other part of foot

Atherosclerosis of nonbiological bypass graft(s) of the right leg with ulceration of toe

 I70.638

Atherosclerosis of nonbiological bypass graft(s) of the right leg with ulceration of other part of lower leg

 I70.639

Atherosclerosis of nonbiological bypass graft(s) of the right leg with ulceration of unspecified site

 I70.64

Atherosclerosis of nonbiological bypass graft(s) of the left leg with ulceration

any condition classifiable to I70.612 and I70.622

chronic limb-threatening ischemia of nonbiological bypass graft(s) of the left leg with ulceration

critical limb ischemia of nonbiological bypass graft(s) of the left leg with ulceration

Use additional code to identify severity of ulcer (L97.-)

 I70.641

Atherosclerosis of nonbiological bypass graft(s) of the left leg with ulceration of thigh

 I70.642

Atherosclerosis of nonbiological bypass graft(s) of the left leg with ulceration of calf

 I70.643

Atherosclerosis of nonbiological bypass graft(s) of the left leg with ulceration of ankle

 I70.644

Atherosclerosis of nonbiological bypass graft(s) of the left leg with ulceration of heel and midfoot

Atherosclerosis of nonbiological bypass graft(s) of left leg with ulceration of plantar surface of midfoot

 I70.645

Atherosclerosis of nonbiological bypass graft(s) of the left leg with ulceration of other part of foot

Atherosclerosis of nonbiological bypass graft(s) of the left leg with ulceration of toe

 I70.648

Atherosclerosis of nonbiological bypass graft(s) of the left leg with ulceration of other part of lower leg

 I70.649

Atherosclerosis of nonbiological bypass graft(s) of the left leg with ulceration of unspecified site

 I70.65

Atherosclerosis of nonbiological bypass graft(s) of other extremity with ulceration

any condition classifiable to I70.618 and I70.628

Use additional code to identify severity of ulcer (L98.49)

 I70.66

Atherosclerosis of nonbiological bypass graft(s) of the extremities with gangrene

any condition classifiable to I70.61-, I70.62-, I70.63-, I70.64-, I70.65

chronic limb-threatening ischemia of nonbiological bypass graft(s) of the extremities with gangrene

critical limb ischemia of nonbiological bypass graft(s) of the extremities with gangrene

Use additional code to identify the severity of any ulcer (L97.-, L98.49-), if applicable

 I70.661

Atherosclerosis of nonbiological bypass graft(s) of the extremities with gangrene, right leg

 I70.662

Atherosclerosis of nonbiological bypass graft(s) of the extremities with gangrene, left leg

 I70.663

Atherosclerosis of nonbiological bypass graft(s) of the extremities with gangrene, bilateral legs

 I70.668

Atherosclerosis of nonbiological bypass graft(s) of the extremities with gangrene, other extremity

 I70.669

Atherosclerosis of nonbiological bypass graft(s) of the extremities with gangrene, unspecified extremity

 I70.69

Other atherosclerosis of nonbiological bypass graft(s) of the extremities

 I70.691

Other atherosclerosis of nonbiological bypass graft(s) of the extremities, right leg

 I70.692

Other atherosclerosis of nonbiological bypass graft(s) of the extremities, left leg

 I70.693

Other atherosclerosis of nonbiological bypass graft(s) of the extremities, bilateral legs

 I70.698

Other atherosclerosis of nonbiological bypass graft(s) of the extremities, other extremity

 I70.699

Other atherosclerosis of nonbiological bypass graft(s) of the extremities, unspecified extremity

 I70.7

Atherosclerosis of other type of bypass graft(s) of the extremities

Use additional code, if applicable, to identify chronic total occlusion of artery of extremity (I70.92)

 I70.70

Unspecified atherosclerosis of other type of bypass graft(s) of the extremities

 I70.701

Unspecified atherosclerosis of other type of bypass graft(s) of the extremities, right leg

 I70.702

Unspecified atherosclerosis of other type of bypass graft(s) of the extremities, left leg

 I70.703

Unspecified atherosclerosis of other type of bypass graft(s) of the extremities, bilateral legs

 I70.708

Unspecified atherosclerosis of other type of bypass graft(s) of the extremities, other extremity

 I70.709

Unspecified atherosclerosis of other type of bypass graft(s) of the extremities, unspecified extremity

 I70.71

Atherosclerosis of other type of bypass graft(s) of the extremities with intermittent claudication

 I70.711

Atherosclerosis of other type of bypass graft(s) of the extremities with intermittent claudication, right leg

 I70.712

Atherosclerosis of other type of bypass graft(s) of the extremities with intermittent claudication, left leg

 I70.713

Atherosclerosis of other type of bypass graft(s) of the extremities with intermittent claudication, bilateral legs

 I70.718

Atherosclerosis of other type of bypass graft(s) of the extremities with intermittent claudication, other extremity

 I70.719

Atherosclerosis of other type of bypass graft(s) of the extremities with intermittent claudication, unspecified extremity

 I70.72

Atherosclerosis of other type of bypass graft(s) of the extremities with rest pain

any condition classifiable to I70.71-

chronic limb-threatening ischemia NOS of other type of bypass graft(s) of the extremities

chronic limb-threatening ischemia of other type of bypass graft(s) of the extremities with rest pain

critical limb ischemia NOS of other type of bypass graft(s) of the extremities

critical limb ischemia of other type of bypass graft(s) of the extremities with rest pain

 I70.721

Atherosclerosis of other type of bypass graft(s) of the extremities with rest pain, right leg

 I70.722

Atherosclerosis of other type of bypass graft(s) of the extremities with rest pain, left leg

 I70.723

Atherosclerosis of other type of bypass graft(s) of the extremities with rest pain, bilateral legs

 I70.728

Atherosclerosis of other type of bypass graft(s) of the extremities with rest pain, other extremity

 I70.729

Atherosclerosis of other type of bypass graft(s) of the extremities with rest pain, unspecified extremity

 I70.73

Atherosclerosis of other type of bypass graft(s) of the right leg with ulceration

any condition classifiable to I70.711 and I70.721

chronic limb-threatening ischemia of other type of bypass graft(s) of the right leg with ulceration

critical limb ischemia of other type of bypass graft(s) of the right leg with ulceration

Use additional code to identify severity of ulcer (L97.-)

 I70.731

Atherosclerosis of other type of bypass graft(s) of the right leg with ulceration of thigh

 I70.732

Atherosclerosis of other type of bypass graft(s) of the right leg with ulceration of calf

 I70.733

Atherosclerosis of other type of bypass graft(s) of the right leg with ulceration of ankle

 I70.734

Atherosclerosis of other type of bypass graft(s) of the right leg with ulceration of heel and midfoot

Atherosclerosis of other type of bypass graft(s) of right leg with ulceration of plantar surface of midfoot

 I70.735

Atherosclerosis of other type of bypass graft(s) of the right leg with ulceration of other part of foot

Atherosclerosis of other type of bypass graft(s) of right leg with ulceration of toe

 I70.738

Atherosclerosis of other type of bypass graft(s) of the right leg with ulceration of other part of lower leg

 I70.739

Atherosclerosis of other type of bypass graft(s) of the right leg with ulceration of unspecified site

 I70.74

Atherosclerosis of other type of bypass graft(s) of the left leg with ulceration

any condition classifiable to I70.712 and I70.722

chronic limb-threatening ischemia of other type of bypass graft(s) of the left leg with ulceration

critical limb ischemia of other type of bypass graft(s) of the left leg with ulceration

Use additional code to identify severity of ulcer (L97.-)

 I70.741

Atherosclerosis of other type of bypass graft(s) of the left leg with ulceration of thigh

 I70.742

Atherosclerosis of other type of bypass graft(s) of the left leg with ulceration of calf

 I70.743

Atherosclerosis of other type of bypass graft(s) of the left leg with ulceration of ankle

 I70.744

Atherosclerosis of other type of bypass graft(s) of the left leg with ulceration of heel and midfoot

Atherosclerosis of other type of bypass graft(s) of left leg with ulceration of plantar surface of midfoot

 I70.745

Atherosclerosis of other type of bypass graft(s) of the left leg with ulceration of other part of foot

Atherosclerosis of other type of bypass graft(s) of left leg with ulceration of toe

 I70.748

Atherosclerosis of other type of bypass graft(s) of the left leg with ulceration of other part of lower leg

 I70.749

Atherosclerosis of other type of bypass graft(s) of the left leg with ulceration of unspecified site

 I70.75

Atherosclerosis of other type of bypass graft(s) of other extremity with ulceration

any condition classifiable to I70.718 and I70.728

Use additional code to identify severity of ulcer (L98.49)

 I70.76

Atherosclerosis of other type of bypass graft(s) of the extremities with gangrene

any condition classifiable to I70.71-, I70.72-, I70.73-, I70.74-, I70.75

chronic limb-threatening ischemia of other type of bypass graft(s) of the extremities with gangrene

critical limb ischemia of other type of bypass graft(s) of the extremities with gangrene

Use additional code to identify the severity of any ulcer (L97.-, L98.49-), if applicable

 I70.761

Atherosclerosis of other type of bypass graft(s) of the extremities with gangrene, right leg

 I70.762

Atherosclerosis of other type of bypass graft(s) of the extremities with gangrene, left leg

 I70.763

Atherosclerosis of other type of bypass graft(s) of the extremities with gangrene, bilateral legs

 I70.768

Atherosclerosis of other type of bypass graft(s) of the extremities with gangrene, other extremity

 I70.769

Atherosclerosis of other type of bypass graft(s) of the extremities with gangrene, unspecified extremity

 I70.79

Other atherosclerosis of other type of bypass graft(s) of the extremities

 I70.791

Other atherosclerosis of other type of bypass graft(s) of the extremities, right leg

 I70.792

Other atherosclerosis of other type of bypass graft(s) of the extremities, left leg

 I70.793

Other atherosclerosis of other type of bypass graft(s) of the extremities, bilateral legs

 I70.798

Other atherosclerosis of other type of bypass graft(s) of the extremities, other extremity

 I70.799

Other atherosclerosis of other type of bypass graft(s) of the extremities, unspecified extremity

 I70.8

Atherosclerosis of other arteries

 I70.9

Other and unspecified atherosclerosis

 I70.90

Unspecified atherosclerosis

 I70.91

Generalized atherosclerosis

 I70.92

Chronic total occlusion of artery of the extremities

Complete occlusion of artery of the extremities

Total occlusion of artery of the extremities

Code first atherosclerosis of arteries of the extremities (I70.2-, I70.3-, I70.4-, I70.5-, I70.6-, I70.7-)