S06.A1XD vs T33
S06.A1XD (Traumatic brain compression with herniation, subsequent encounter) compared with T33 (Superficial frostbite), from the official CMS tabular data. Both may be reported when both conditions are documented (Excludes2).
Can these codes be reported together?
Yes, when both are documented. S06.A1XD carries an Excludes2 note covering T33: “frostbite (T33-T34)”
Excludes2 marks distinct conditions — both may be reported when both are documented.
Side by side
| S06.A1XDTraumatic brain compression with herniation, subsequent encounter | T33Superficial frostbite | |
|---|---|---|
| Billing status | Billable | Non-billable header Report instead: T33.011A, T33.011D, T33.011S, T33.012A, T33.012D |
| 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 | Traumatic brain compression with herniation, subsequent encounter is a billable ICD-10-CM diagnosis code (S06.A1D). | Superficial frostbite is a non-billable ICD-10-CM category code (T33). |
| 7th character | The appropriate 7th character is to be added to each code from category S06, except as noted below | The appropriate 7th character is to be added to each code from category T33 |
| Includes | traumatic brain injury injuries of ear injuries of eye injuries of face [any part] | frostbite with partial thickness skin loss |
| Use additional code | code, if applicable, to identify mild neurocognitive disorders due to known physiological condition (F06.7-) | — |
| Code first | the underlying traumatic brain injury, such as: diffuse traumatic brain injury (S06.2-) | — |
Derived from the official CMS ICD-10-CM tabular data (FY2026). Not billing advice; verify sequencing rules for the encounter. All data sources