ICD-10-CM code · FY2027
I70.3 Atherosclerosis of unspecified type of bypass graft(s) of the extremities
Header codeNot billable: use one of the 40 billable codes below
About I70.3
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Coding notes for I70.3
Excludes1 Not coded here: never report these together with this code (use the code given instead).
- embolism or thrombus of bypass graft(s) of extremities (T82.8-)
Use additional code Add a second code for the detail named here.
- code, if applicable, to identify chronic total occlusion of artery of extremity (I70.92)
Also applies, from I70 Atherosclerosis
Includes Conditions this code covers.
- arteriolosclerosis
- arterial degeneration
- arteriosclerosis
- arteriosclerotic vascular disease
- arteriovascular degeneration
- atheroma
- endarteritis deformans or obliterans
- senile arteritis
- senile endarteritis
- vascular degeneration
Excludes2 Not part of this condition, but a patient can have both: report both codes when both apply.
Use additional code Add a second code for the detail named here.
Chapter 9 notes (apply to every code in it)
Excludes2 Not part of this condition, but a patient can have both: report both codes when both apply.
- 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 under I70.3 47
- I70.30 Unspecified atherosclerosis of unspecified type of bypass graft(s) of the extremitiesHeader
- I70.301 Unspecified atherosclerosis of unspecified type of bypass graft(s) of the extremities, right legBillable
- I70.302 Unspecified atherosclerosis of unspecified type of bypass graft(s) of the extremities, left legBillable
- I70.303 Unspecified atherosclerosis of unspecified type of bypass graft(s) of the extremities, bilateral legsBillable
- I70.308 Unspecified atherosclerosis of unspecified type of bypass graft(s) of the extremities, other extremityBillable
- I70.309 Unspecified atherosclerosis of unspecified type of bypass graft(s) of the extremities, unspecified extremityBillable
- I70.31 Atherosclerosis of unspecified type of bypass graft(s) of the extremities with intermittent claudicationHeader
- I70.311 Atherosclerosis of unspecified type of bypass graft(s) of the extremities with intermittent claudication, right legBillable
- I70.312 Atherosclerosis of unspecified type of bypass graft(s) of the extremities with intermittent claudication, left legBillable
- I70.313 Atherosclerosis of unspecified type of bypass graft(s) of the extremities with intermittent claudication, bilateral legsBillable
- I70.318 Atherosclerosis of unspecified type of bypass graft(s) of the extremities with intermittent claudication, other extremityBillable
- I70.319 Atherosclerosis of unspecified type of bypass graft(s) of the extremities with intermittent claudication, unspecified extremityBillable
- I70.32 Atherosclerosis of unspecified type of bypass graft(s) of the extremities with rest painHeader
- I70.321 Atherosclerosis of unspecified type of bypass graft(s) of the extremities with rest pain, right legBillable
- I70.322 Atherosclerosis of unspecified type of bypass graft(s) of the extremities with rest pain, left legBillable
- I70.323 Atherosclerosis of unspecified type of bypass graft(s) of the extremities with rest pain, bilateral legsBillable
- I70.328 Atherosclerosis of unspecified type of bypass graft(s) of the extremities with rest pain, other extremityBillable
- I70.329 Atherosclerosis of unspecified type of bypass graft(s) of the extremities with rest pain, unspecified extremityBillable
- I70.33 Atherosclerosis of unspecified type of bypass graft(s) of the right leg with ulcerationHeader
- I70.331 Atherosclerosis of unspecified type of bypass graft(s) of the right leg with ulceration of thighBillable
- I70.332 Atherosclerosis of unspecified type of bypass graft(s) of the right leg with ulceration of calfBillable
- I70.333 Atherosclerosis of unspecified type of bypass graft(s) of the right leg with ulceration of ankleBillable
- I70.334 Atherosclerosis of unspecified type of bypass graft(s) of the right leg with ulceration of heel and midfootBillable
- I70.335 Atherosclerosis of unspecified type of bypass graft(s) of the right leg with ulceration of other part of footBillable
- I70.338 Atherosclerosis of unspecified type of bypass graft(s) of the right leg with ulceration of other part of lower legBillable
- I70.339 Atherosclerosis of unspecified type of bypass graft(s) of the right leg with ulceration of unspecified siteBillable
- I70.34 Atherosclerosis of unspecified type of bypass graft(s) of the left leg with ulcerationHeader
- I70.341 Atherosclerosis of unspecified type of bypass graft(s) of the left leg with ulceration of thighBillable
- I70.342 Atherosclerosis of unspecified type of bypass graft(s) of the left leg with ulceration of calfBillable
- I70.343 Atherosclerosis of unspecified type of bypass graft(s) of the left leg with ulceration of ankleBillable
- I70.344 Atherosclerosis of unspecified type of bypass graft(s) of the left leg with ulceration of heel and midfootBillable
- I70.345 Atherosclerosis of unspecified type of bypass graft(s) of the left leg with ulceration of other part of footBillable
- I70.348 Atherosclerosis of unspecified type of bypass graft(s) of the left leg with ulceration of other part of lower legBillable
- I70.349 Atherosclerosis of unspecified type of bypass graft(s) of the left leg with ulceration of unspecified siteBillable
- I70.35 Atherosclerosis of unspecified type of bypass graft(s) of other extremity with ulcerationBillable
- I70.36 Atherosclerosis of unspecified type of bypass graft(s) of the extremities with gangreneHeader
- I70.361 Atherosclerosis of unspecified type of bypass graft(s) of the extremities with gangrene, right legBillable
- I70.362 Atherosclerosis of unspecified type of bypass graft(s) of the extremities with gangrene, left legBillable
- I70.363 Atherosclerosis of unspecified type of bypass graft(s) of the extremities with gangrene, bilateral legsBillable
- I70.368 Atherosclerosis of unspecified type of bypass graft(s) of the extremities with gangrene, other extremityBillable
- I70.369 Atherosclerosis of unspecified type of bypass graft(s) of the extremities with gangrene, unspecified extremityBillable
- I70.39 Other atherosclerosis of unspecified type of bypass graft(s) of the extremitiesHeader
- I70.391 Other atherosclerosis of unspecified type of bypass graft(s) of the extremities, right legBillable
- I70.392 Other atherosclerosis of unspecified type of bypass graft(s) of the extremities, left legBillable
- I70.393 Other atherosclerosis of unspecified type of bypass graft(s) of the extremities, bilateral legsBillable
- I70.398 Other atherosclerosis of unspecified type of bypass graft(s) of the extremities, other extremityBillable
- I70.399 Other atherosclerosis of unspecified type of bypass graft(s) of the extremities, unspecified extremityBillable
Related codes in I70
- I70.0 Atherosclerosis of aortaBillable
- I70.1 Atherosclerosis of renal arteryBillable
- I70.2 Atherosclerosis of native arteries of the extremitiesHeader
- I70.4 Atherosclerosis of autologous vein bypass graft(s) of the extremitiesHeader
- I70.5 Atherosclerosis of nonautologous biological bypass graft(s) of the extremitiesHeader
- I70.6 Atherosclerosis of nonbiological bypass graft(s) of the extremitiesHeader
- I70.7 Atherosclerosis of other type of bypass graft(s) of the extremitiesHeader
- I70.8 Atherosclerosis of other arteriesBillable
- I70.9 Other and unspecified atherosclerosisHeader
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See 2MM+ plansICD-10-CM FY2027 code set, as published by the CDC National Center for Health Statistics (NCHS) and CMS, effective October 1, 2026 to September 30, 2027. Codes, titles and notes are shown as published. Check payer rules and the official guidelines before billing. This page is not medical advice.
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