T33.811S vs T33.819S
T33.811S (Superficial frostbite of right ankle, sequela) compared with T33.819S (Superficial frostbite of unspecified ankle, sequela), from the official CMS tabular data. T33.811S and T33.819S code the same condition on opposite sides.
Can these codes be reported together?
Same condition, opposite side. T33.811S and T33.819S 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.
Side by side
| T33.811SSuperficial frostbite of right ankle, sequela | T33.819SSuperficial frostbite of unspecified ankle, sequela | |
|---|---|---|
| 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 | Superficial frostbite of right ankle, sequela is a billable ICD-10-CM diagnosis code (T33.811S). | Superficial frostbite of unspecified ankle, sequela is a billable ICD-10-CM diagnosis code (T33.819S). |
| 7th character | The appropriate 7th character is to be added to each code from category T33 | The appropriate 7th character is to be added to each code from category T33 |
| Includes | frostbite with partial thickness skin loss | frostbite with partial thickness skin loss |
Derived from the official CMS ICD-10-CM tabular data (FY2026). Not billing advice; verify sequencing rules for the encounter. All data sources