I97.821 vs T81.1
I97.821 (Postprocedural cerebrovascular infarction following other surgery) compared with T81.1 (Postprocedural shock), 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. I97.821 carries an Excludes2 note covering T81.1: “postprocedural shock (T81.1-)”
Excludes2 marks distinct conditions — both may be reported when both are documented.
Side by side
| I97.821Postprocedural cerebrovascular infarction following other surgery | T81.1Postprocedural shock | |
|---|---|---|
| Billing status | Billable | Non-billable header Report instead: T81.10XA, T81.10XD, T81.10XS, T81.11XA, T81.11XD |
| Classification | I00-I99 — Diseases of the Circulatory System (I00-I99) | S00-T88 — Injury, Poisoning and Certain Other Consequences of External Causes (S00-T88) |
| Definition | Postprocedural cerebrovascular infarction following other surgery is a billable ICD-10-CM diagnosis code (I97.821). | Postprocedural shock is a non-billable ICD-10-CM category code (T81.1). |
| 7th character | — | The appropriate 7th character is to be added to each code from category T81 |
| Includes | — | Shock during or resulting from a procedure, not elsewhere classified |
| Use additional code | code, if applicable, to further specify disorder | code for adverse effect, if applicable, to identify drug (T36-T50 with fifth or sixth character 5) code(s) to identify the specified condition resulting from the complication code to identify devices involved and details of circumstances (Y62-Y82) |
Derived from the official CMS ICD-10-CM tabular data (FY2026). Not billing advice; verify sequencing rules for the encounter. All data sources