T26.40XD (Burn of unspecified eye and adnexa, part unspecified, subsequent encounter) compared with T26.41XD (Burn of right eye and adnexa, part unspecified, subsequent encounter), from the official CMS tabular data. T26.40XD and T26.41XD 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. T26.40XD and T26.41XD 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.
| T26.40XDBurn of unspecified eye and adnexa, part unspecified, subsequent encounter | T26.41XDBurn of right eye and adnexa, part unspecified, subsequent encounter | |
|---|---|---|
| Billing status | Billable | Billable |
| Classification | S00-T88 — Injury, poisoning and certain other consequences of external causes | S00-T88 — Injury, poisoning and certain other consequences of external causes |
| Definition | Burn of unspecified eye and adnexa, part unspecified, subsequent encounter is a billable ICD-10-CM diagnosis code (T26.40D). | Burn of right eye and adnexa, part unspecified, subsequent encounter is a billable ICD-10-CM diagnosis code (T26.41D). |
| 7th character | The appropriate 7th character is to be added to each code from category T26 | The appropriate 7th character is to be added to each code from category T26 |
| Use additional code | external cause code to identify the source, place and intent of the burn (X00-X19, X75-X77, X96-X98, Y92) | external cause code to identify the source, place and intent of the burn (X00-X19, X75-X77, X96-X98, Y92) |
Derived from the official CMS ICD-10-CM tabular data (FY2026). Not billing advice; verify sequencing rules for the encounter. All data sources