Medicare Informatics - Medicare Informatics & Data Analysis in Cloud

Diseases of the circulatory system (I00-I99)

Excludes 2:: certain conditions originating in the perinatal period (P04-P96)
certain infectious and parasitic diseases (A00-B99)
complications of pregnancy, childbirth and the puerperium (O00-O9A)
congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99)
endocrine, nutritional and metabolic diseases (E00-E88)
injury, poisoning and certain other consequences of external causes (S00-T88)
neoplasms (C00-D49)
symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)
systemic connective tissue disorders (M30-M36)
transient cerebral ischemic attacks and related syndromes (G45.-)

Diseases of arteries, arterioles and capillaries (I70-I79)

I70

Atherosclerosis [+]

Includes:	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:
Use additional	exposure to environmental tobacco smoke (Z77.22)
Use additional	history of tobacco dependence (Z87.891)
Use additional	occupational exposure to environmental tobacco smoke (Z57.31)
Use additional	tobacco dependence (F17.-)
Use additional	tobacco use (Z72.0)
Excludes 2:	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

Excludes 2:

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)
Excludes 2:	atherosclerosis of bypass graft of extremities (I70.30-I70.79)

I70.20

Unspecified atherosclerosis of native arteries of extremities [+]

I70.21

Atherosclerosis of native arteries of extremities with intermittent claudication [+]

I70.22

Atherosclerosis of native arteries of extremities with rest pain [+]

Includes:

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

I70.23

Atherosclerosis of native arteries of right leg with ulceration [+]

Includes:	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.-)

I70.24

Atherosclerosis of native arteries of left leg with ulceration [+]

Includes:	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.-)

I70.25

Atherosclerosis of native arteries of other extremities with ulceration

Includes:	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 [+]

Includes:	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

I70.29

Other atherosclerosis of native arteries of extremities [+]

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)
Excludes 1:	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 [+]

I70.31

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

I70.32

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

Includes:

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

I70.33

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

Includes:	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.-)

I70.34

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

Includes:	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.-)

I70.35

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

Includes:	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 [+]

Includes:	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

I70.39

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

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 [+]

I70.41

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

I70.42

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

Includes:

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

I70.43

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

Includes:	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.-)

I70.44

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

Includes:	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.-)

I70.45

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

Includes:	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 [+]

Includes:	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

I70.49

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

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 [+]

I70.51

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

I70.52

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

Includes:

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

I70.53

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

Includes:	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.-)

I70.54

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

Includes:	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.-)

I70.55

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

Includes:	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 [+]

Includes:	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

I70.59

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

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 [+]

I70.61

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

I70.62

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

Includes:

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

I70.63

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

Includes:	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.-)

I70.64

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

Includes:	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.-)

I70.65

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

Includes:	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 [+]

Includes:	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

I70.69

Other atherosclerosis of nonbiological bypass graft(s) of the extremities [+]

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 [+]

I70.71

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

I70.72

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

Includes:

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

I70.73

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

Includes:	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.-)

I70.74

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

Includes:	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.-)

I70.75

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

Includes:	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 [+]

Includes:	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

I70.79

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

I70.8

Atherosclerosis of other arteries

I70.9

Other and unspecified atherosclerosis [+]

I71

Aortic aneurysm and dissection [+]

Code first

, if applicable:
syphilitic aortic aneurysm (A52.01)
traumatic aortic aneurysm (S25.09, S35.09)

I71.0

Dissection of aorta [+]

I71.1

Thoracic aortic aneurysm, ruptured [+]

I71.2

Thoracic aortic aneurysm, without rupture [+]

I71.3

Abdominal aortic aneurysm, ruptured [+]

I71.4

Abdominal aortic aneurysm, without rupture [+]

I71.5

Thoracoabdominal aortic aneurysm, ruptured [+]

I71.6

Thoracoabdominal aortic aneurysm, without rupture [+]

I71.8

Aortic aneurysm of unspecified site, ruptured
Rupture of aorta NOS

I71.9

Aortic aneurysm of unspecified site, without rupture
Aneurysm of aorta
Dilatation of aorta
Hyaline necrosis of aorta

I72

Other aneurysm [+]

Includes:

aneurysm (cirsoid) (false) (ruptured)

Excludes 2:

acquired aneurysm (I77.0)
aneurysm (of) aorta (I71.-)
aneurysm (of) arteriovenous NOS (Q27.3-)
carotid artery dissection (I77.71)
cerebral (nonruptured) aneurysm (I67.1)
coronary aneurysm (I25.4)
coronary artery dissection (I25.42)
dissection of artery NEC (I77.79)
dissection of precerebral artery, congenital (nonruptured) (Q28.1)
heart aneurysm (I25.3)
iliac artery dissection (I77.72)
precerebral artery, congential (nonruptured) (Q28.1)
pulmonary artery aneurysm (I28.1)
renal artery dissection (I77.73)
retinal aneurysm (H35.0)
ruptured cerebral aneurysm (I60.7)
varicose aneurysm (I77.0)
vertebral artery dissection (I77.74)

I73

Other peripheral vascular diseases [+]

Excludes 2:

chilblains (T69.1)
frostbite (T33-T34)
immersion hand or foot (T69.0-)
spasm of cerebral artery (G45.9)

I74

Arterial embolism and thrombosis [+]

Code first	embolism and thrombosis complicating abortion or ectopic or molar pregnancy (O00-O07, O08.2) embolism and thrombosis complicating pregnancy, childbirth and the puerperium (O88.-)
Includes:	embolic infarction embolic occlusion thrombotic infarction thrombotic occlusion
Excludes 2:	atheroembolism (I75.-) basilar embolism and thrombosis (I63.0-I63.2, I65.1) carotid embolism and thrombosis (I63.0-I63.2, I65.2) cerebral embolism and thrombosis (I63.3-I63.5, I66.-) coronary embolism and thrombosis (I21-I25) mesenteric embolism and thrombosis (K55.0-) ophthalmic embolism and thrombosis (H34.-) precerebral embolism and thrombosis NOS (I63.0-I63.2, I65.9) pulmonary embolism and thrombosis (I26.-) renal embolism and thrombosis (N28.0) retinal embolism and thrombosis (H34.-) septic embolism and thrombosis (I76) vertebral embolism and thrombosis (I63.0-I63.2, I65.0)

I74.0

Embolism and thrombosis of abdominal aorta [+]

I74.1

Embolism and thrombosis of other and unspecified parts of aorta [+]

I74.2

Embolism and thrombosis of arteries of the upper extremities

I74.3

Embolism and thrombosis of arteries of the lower extremities

I74.4

Embolism and thrombosis of arteries of extremities, unspecified
Peripheral arterial embolism NOS

I74.5

Embolism and thrombosis of iliac artery

I74.8

Embolism and thrombosis of other arteries

I74.9

Embolism and thrombosis of unspecified artery

I75

Atheroembolism [+]

Includes:

atherothrombotic microembolism
cholesterol embolism

I75.0

Atheroembolism of extremities [+]

I75.8

Atheroembolism of other sites [+]

I76

Septic arterial embolism

Code first	underlying infection, such as: infective endocarditis (I33.0) lung abscess (J85.-)
Use additional	code to identify the site of the embolism (I74.-)
Excludes 2:	septic pulmonary embolism (I26.01, I26.90)

I77

Other disorders of arteries and arterioles [+]

Excludes 2:

collagen (vascular) diseases (M30-M36)
hypersensitivity angiitis (M31.0)
pulmonary artery (I28.-)

I77.0

Arteriovenous fistula, acquired
Aneurysmal varix
Arteriovenous aneurysm, acquired

Excludes 1:	arteriovenous aneurysm NOS (Q27.3-) presence of arteriovenous shunt (fistula) for dialysis (Z99.2) traumatic - see injury of blood vessel by body region
Excludes 2:	cerebral (I67.1) coronary (I25.4)

I77.1

Stricture of artery
Narrowing of artery

I77.2

Rupture of artery
Erosion of artery
Fistula of artery
Ulcer of artery

Excludes 1:

traumatic rupture of artery - see injury of blood vessel by body region

I77.3

Arterial fibromuscular dysplasia
Fibromuscular hyperplasia (of) carotid artery
Fibromuscular hyperplasia (of) renal artery

I77.4

Celiac artery compression syndrome

I77.5

Necrosis of artery

I77.6

Arteritis, unspecified
Aortitis NOS
Endarteritis NOS

Excludes 1:

arteritis or endarteritis:
aortic arch (M31.4)
cerebral NEC (I67.7)
coronary (I25.89)
deformans (I70.-)
giant cell (M31.5, M31.6)
obliterans (I70.-)
senile (I70.-)

I77.7

Other arterial dissection [+]

Excludes 2:

dissection of aorta (I71.0-)
dissection of coronary artery (I25.42)

I77.8

Other specified disorders of arteries and arterioles [+]

I77.9

Disorder of arteries and arterioles, unspecified

I78

Diseases of capillaries [+]

I79

Disorders of arteries, arterioles and capillaries in diseases classified elsewhere [+]