K91.1 vs T85.620S
K91.1 (Postgastric surgery syndromes) compared with T85.620S (Displacement of cranial or spinal infusion catheter, sequela), 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. T85.620S carries an Excludes2 note covering K91.1: “postgastric surgery syndromes (K91.1)”
Excludes2 marks distinct conditions — both may be reported when both are documented.
Side by side
| K91.1Postgastric surgery syndromes | T85.620SDisplacement of cranial or spinal infusion catheter, sequela | |
|---|---|---|
| Billing status | Billable | Billable |
| Classification | K00-K95 — Diseases of the Digestive System (K00-K95) | S00-T88 — Injury, Poisoning and Certain Other Consequences of External Causes (S00-T88) |
| Definition | Postgastric surgery syndromes is a billable ICD-10-CM diagnosis code (K91.1). | Displacement of cranial or spinal infusion catheter, sequela is a billable ICD-10-CM diagnosis code (T85.620S). |
| 7th character | — | The appropriate 7th character is to be added to each code from category T85 |
| Includes | Dumping syndrome Postgastrectomy syndrome Postvagotomy syndrome | Displacement of epidural infusion catheter Displacement of intrathecal infusion catheter Displacement of subarachnoid infusion catheter Displacement of subdural infusion catheter |
| Use additional code | — | 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