| Full description | Atherosclerosis of nonautologous biological bypass graft(s) of the extremities with gangrene, bilateral legs |
| Billable | Yes |
| Chapter | Chapter 9: Diseases of the circulatory system (I00-I99) |
| Section | Diseases of arteries, arterioles and capillaries (I70-I79) |
| Parent code | I70.56 — Athscl nonaut bio bypass of the extremities w gangrene |