I00–I99: Diseases of the Circulatory System
Chapter 9 of ICD-10-CM 2027, 1,807 codes in 10 blocks.
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Chapter instructions
Excludes2: not included here, code separately if applicable
- 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.-)
Codes in this chapter
All codesBillable only1,433 results
- I70.723Atherosclerosis of other type of bypass graft(s) of the extremities with rest pain, bilateral legs
- I70.728Atherosclerosis of other type of bypass graft(s) of the extremities with rest pain, other extremity
- I70.729Atherosclerosis of other type of bypass graft(s) of the extremities with rest pain, unspecified extremity
- I70.731Atherosclerosis of other type of bypass graft(s) of the right leg with ulceration of thigh
- I70.732Atherosclerosis of other type of bypass graft(s) of the right leg with ulceration of calf
- I70.733Atherosclerosis of other type of bypass graft(s) of the right leg with ulceration of ankle
- I70.734Atherosclerosis of other type of bypass graft(s) of the right leg with ulceration of heel and midfoot
- I70.735Atherosclerosis of other type of bypass graft(s) of the right leg with ulceration of other part of foot
- I70.738Atherosclerosis of other type of bypass graft(s) of the right leg with ulceration of other part of lower leg
- I70.739Atherosclerosis of other type of bypass graft(s) of the right leg with ulceration of unspecified site
- I70.741Atherosclerosis of other type of bypass graft(s) of the left leg with ulceration of thigh
- I70.742Atherosclerosis of other type of bypass graft(s) of the left leg with ulceration of calf
- I70.743Atherosclerosis of other type of bypass graft(s) of the left leg with ulceration of ankle
- I70.744Atherosclerosis of other type of bypass graft(s) of the left leg with ulceration of heel and midfoot
- I70.745Atherosclerosis of other type of bypass graft(s) of the left leg with ulceration of other part of foot
- I70.748Atherosclerosis of other type of bypass graft(s) of the left leg with ulceration of other part of lower leg
- I70.749Atherosclerosis of other type of bypass graft(s) of the left leg with ulceration of unspecified site
- I70.75Atherosclerosis of other type of bypass graft(s) of other extremity with ulceration
- I70.761Atherosclerosis of other type of bypass graft(s) of the extremities with gangrene, right leg
- I70.762Atherosclerosis of other type of bypass graft(s) of the extremities with gangrene, left leg
- I70.763Atherosclerosis of other type of bypass graft(s) of the extremities with gangrene, bilateral legs
- I70.768Atherosclerosis of other type of bypass graft(s) of the extremities with gangrene, other extremity
- I70.769Atherosclerosis of other type of bypass graft(s) of the extremities with gangrene, unspecified extremity
- I70.791Other atherosclerosis of other type of bypass graft(s) of the extremities, right leg
- I70.792Other atherosclerosis of other type of bypass graft(s) of the extremities, left leg
- I70.793Other atherosclerosis of other type of bypass graft(s) of the extremities, bilateral legs
- I70.798Other atherosclerosis of other type of bypass graft(s) of the extremities, other extremity
- I70.799Other atherosclerosis of other type of bypass graft(s) of the extremities, unspecified extremity
- I70.8Atherosclerosis of other arteries
- I70.90Unspecified atherosclerosis
- I70.91Generalized atherosclerosis
- I70.92Chronic total occlusion of artery of the extremities
- I71.00Dissection of unspecified site of aorta
- I71.010Dissection of ascending aorta
- I71.011Dissection of aortic arch
- I71.012Dissection of descending thoracic aorta
- I71.019Dissection of thoracic aorta, unspecified
- I71.02Dissection of abdominal aorta
- I71.03Dissection of thoracoabdominal aorta
- I71.10Thoracic aortic aneurysm, ruptured, unspecified
- I71.11Aneurysm of the ascending aorta, ruptured
- I71.12Aneurysm of the aortic arch, ruptured
- I71.13Aneurysm of the descending thoracic aorta, ruptured
- I71.20Thoracic aortic aneurysm, without rupture, unspecified
- I71.21Aneurysm of the ascending aorta, without rupture
- I71.22Aneurysm of the aortic arch, without rupture
- I71.23Aneurysm of the descending thoracic aorta, without rupture
- I71.30Abdominal aortic aneurysm, ruptured, unspecified
- I71.31Pararenal abdominal aortic aneurysm, ruptured
- I71.32Juxtarenal abdominal aortic aneurysm, ruptured