I70.43
Atherosclerosis of autologous vein bypass graft(s) of the right leg with ulceration
Not billable — category only FY2026 2025-10-01 → 2026-09-30
Exclusions 18 never code together
I70code
Excludes2
- arteriosclerotic cardiovascular disease (I25.1-)I25.1-
- arteriosclerotic heart disease (I25.1-)I25.1-
- atheroembolism (I75.-)I75.-
- cerebral atherosclerosis (I67.2)I67.2
- coronary atherosclerosis (I25.1-)I25.1-
- mesenteric atherosclerosis (K55.1)K55.1
- precerebral atherosclerosis (I67.2)I67.2
- primary pulmonary atherosclerosis (I27.0)I27.0
I00-I99chapter
Excludes2
- certain conditions originating in the perinatal period (P04-P96)P04-P96
- certain infectious and parasitic diseases (A00-B99)A00-B99
- complications of pregnancy, childbirth and the puerperium (O00-O9A)O00-O9A
- congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99)Q00-Q99
- endocrine, nutritional and metabolic diseases (E00-E88)E00-E88
- injury, poisoning and certain other consequences of external causes (S00-T88)S00-T88
- neoplasms (C00-D49)C00-D49
- symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)R00-R94
- systemic connective tissue disorders (M30-M36)M30-M36
- transient cerebral ischemic attacks and related syndromes (G45.-)G45.-
Excludes2 — not included here, but the patient may have both. Code both when documented.
Instructional notes 21
I70code
Includes
- arteriolosclerosis
- arterial degeneration
- arteriosclerosis
- arteriosclerotic vascular disease
- arteriovascular degeneration
- atheroma
- endarteritis deformans or obliterans
- senile arteritis
- senile endarteritis
- vascular degeneration
Index entries leading here filed at null
No alphabetic index entry points at this code.
Alongside this code 7 same parent — I70.4
I70.40 Unsp athscl autologous vein bypass of the extremities category I70.41 Athscl autologous vein bypass of the extrm w intrmt claud category I70.42 Athscl autologous vein bypass of the extremities w rest pain category I70.44 Athscl autologous vein bypass of the left leg w ulceration category I70.45 Athscl autologous vein bypass of extremity w ulceration I70.46 Athscl autologous vein bypass of the extremities w gangrene category I70.49 Oth athscl autologous vein bypass of the extremities category
Subordinate codes 7
I70.431 Athscl autol vein bypass of the right leg w ulcer of thigh I70.432 Athscl autol vein bypass of the right leg w ulcer of calf I70.433 Athscl autol vein bypass of the right leg w ulcer of ankle I70.434 Athscl autol vein bypass of r leg w ulcer of heel and midft I70.435 Athscl autol vein bypass of right leg w ulcer oth prt foot I70.438 Athscl autol vein bypass of r leg w ulcer oth prt low leg I70.439 Athscl autol vein bypass of right leg w ulcer of unsp site
Additional references
AHA Coding Clinic® Licence required
Official coding advice for this code. Published by the American Hospital Association. Not included in this installation.