K52.22 vs T61
K52.22 (Food protein-induced enteropathy) compared with T61 (Toxic effect of noxious substances eaten as seafood), 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. T61 carries an Excludes1 note covering K52.22: “food protein-induced enteropathy (K52.22)”
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
| K52.22Food protein-induced enteropathy | T61Toxic effect of noxious substances eaten as seafood | |
|---|---|---|
| Billing status | Billable | Non-billable header Report instead: T61.01XA, T61.01XD, T61.01XS, T61.02XA, T61.02XD |
| Classification | K00-K95 — Diseases of the Digestive System (K00-K95) | S00-T88 — Injury, Poisoning and Certain Other Consequences of External Causes (S00-T88) |
| Definition | Food protein-induced enteropathy is a billable ICD-10-CM diagnosis code (K52.22). | Toxic effect of noxious substances eaten as seafood is a non-billable ICD-10-CM category code (T61). |
| 7th character | — | The appropriate 7th character is to be added to each code from category T61 |
| Includes | noninfective inflammatory bowel disease | — |
| Use additional code | code to identify type of food allergy (Z91.01-, Z91.02-) | code(s): for all associated manifestations of toxic effect, such as: respiratory conditions due to external agents (J60-J70) personal history of foreign body fully removed (Z87.821) |
Derived from the official CMS ICD-10-CM tabular data (FY2026). Not billing advice; verify sequencing rules for the encounter. All data sources