S85.181D (Other specified injury of posterior tibial artery, right leg, subsequent encounter) compared with S85.182D (Other specified injury of posterior tibial artery, left leg, subsequent encounter), from the official CMS tabular data. S85.181D and S85.182D code the same condition on opposite sides. MedCoder-derived
Same condition; these differ only in which side is documented.
These codes share a category and title and differ only in the side affected. The documentation decides which applies, and a bilateral code is reported only where the code set provides one.
Source: ICD-10-CM tabular list (laterality variant derived from the code title)
Same condition, opposite side. S85.181D and S85.182D name the same condition on opposite sides of the body.
Same category and title, differing only in which side is affected — the documentation decides which one applies, and a bilateral code is reported only where the code set provides one.
| S85.181DOther specified injury of posterior tibial artery, right leg, subsequent encounter | S85.182DOther specified injury of posterior tibial artery, left leg, subsequent encounter | |
|---|---|---|
| Billing status | Billable | Billable |
| Classification | S00-T88 — Injury, Poisoning and Certain Other Consequences of External Causes (S00-T88) | S00-T88 — Injury, Poisoning and Certain Other Consequences of External Causes (S00-T88) |
| Definition | Other specified injury of posterior tibial artery, right leg, subsequent encounter is a billable ICD-10-CM diagnosis code (S85.181D). | Other specified injury of posterior tibial artery, left leg, subsequent encounter is a billable ICD-10-CM diagnosis code (S85.182D). |
| 7th character | The appropriate 7th character is to be added to each code from category S85 | The appropriate 7th character is to be added to each code from category S85 |
Derived from the official CMS ICD-10-CM tabular data (FY2026). Not billing advice; verify sequencing rules for the encounter. All data sources