T07.XXXA vs T63.4
T07.XXXA (Unspecified multiple injuries, initial encounter) compared with T63.4 (Toxic effect of venom of other arthropods), from the official CMS tabular data. Do not report these codes together: the official tabular list marks them Excludes1.
Can these codes be reported together?
No — do not report together. T07.XXXA carries an Excludes1 note covering T63.4: “insect bite or sting, venomous (T63.4)”
Sole exception: when the two conditions are documented as unrelated to each other (ICD-10-CM Official Guidelines, Section I.A.12.a).
Side by side
| T07.XXXAUnspecified multiple injuries, initial encounter | T63.4Toxic effect of venom of other arthropods | |
|---|---|---|
| Billing status | Billable | Non-billable header Report instead: T63.411A, T63.411D, T63.411S, T63.412A, T63.412D |
| 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 | Unspecified multiple injuries, initial encounter is a billable ICD-10-CM diagnosis code (T07A). | Toxic effect of venom of other arthropods is a non-billable ICD-10-CM category code (T63.4). |
| 7th character | The appropriate 7th character is to be added to code T07 | The appropriate 7th character is to be added to each code from category T63 |
| Includes | — | bite or touch of venomous animal pricked or stuck by thorn or leaf |
| Use additional code | — | code, if applicable, for anaphylactic shock (T78.2) code(s): for all associated manifestations of toxic effect, such as: respiratory conditions due to external agents (J60-J70) |
Derived from the official CMS ICD-10-CM tabular data (FY2026). Not billing advice; verify sequencing rules for the encounter. All data sources