K52: Other and unspecified noninfective gastroenteritis and colitis
Codes under K52 (Other and unspecified noninfective gastroenteritis and colitis). A ✓ marks a billable (fully specified) code; category codes without a ✓ are not billable on their own.
| Code | Description | Billable |
|---|---|---|
| K52.0 | Gastroenteritis and colitis due to radiation | ✓ |
| K52.0 | Gastroenteritis and colitis due to radiation | ✓ |
| K52.1 | Toxic gastroenteritis and colitis | ✓ |
| K52.1 | Toxic gastroenteritis and colitis | ✓ |
| K52.2 | Allergic and dietetic gastroenteritis and colitis | — |
| K52.2 | Allergic and dietetic gastroenteritis and colitis | — |
| K52.3 | Indeterminate colitis | ✓ |
| K52.3 | Indeterminate colitis | ✓ |
| K52.8 | Other specified noninfective gastroenteritis and colitis | — |
| K52.8 | Other specified noninfective gastroenteritis and colitis | — |
| K52.9 | Noninfective gastroenteritis and colitis, unspecified | ✓ |
| K52.9 | Noninfective gastroenteritis and colitis, unspecified | ✓ |
| K52.21 | Food protein-induced enterocolitis syndrome | ✓ |
| K52.21 | Food protein-induced enterocolitis syndrome | ✓ |
| K52.22 | Food protein-induced enteropathy | ✓ |
| K52.22 | Food protein-induced enteropathy | ✓ |
| K52.29 | Other allergic and dietetic gastroenteritis and colitis | ✓ |
| K52.29 | Other allergic and dietetic gastroenteritis and colitis | ✓ |
| K52.81 | Eosinophilic gastritis or gastroenteritis | ✓ |
| K52.81 | Eosinophilic gastritis or gastroenteritis | ✓ |
| K52.82 | Eosinophilic colitis | ✓ |
| K52.82 | Eosinophilic colitis | ✓ |
| K52.83 | Microscopic colitis | — |
| K52.83 | Microscopic colitis | — |
| K52.89 | Other specified noninfective gastroenteritis and colitis | ✓ |
| K52.89 | Other specified noninfective gastroenteritis and colitis | ✓ |
| K52.831 | Collagenous colitis | ✓ |
| K52.831 | Collagenous colitis | ✓ |
| K52.832 | Lymphocytic colitis | ✓ |
| K52.832 | Lymphocytic colitis | ✓ |
| K52.838 | Other microscopic colitis | ✓ |
| K52.838 | Other microscopic colitis | ✓ |
| K52.839 | Microscopic colitis, unspecified | ✓ |
| K52.839 | Microscopic colitis, unspecified | ✓ |
Frequently asked questions
What is ICD-10-CM code K52?
K52 is an ICD-10-CM category covering Other and unspecified noninfective gastroenteritis and colitis. It contains 34 more specific diagnosis codes, 28 of which are billable.
Is K52 a billable code?
No — K52 is a category header and isn't billable on its own. Code to the highest level of specificity using one of its subcodes (for example K52.0 — Gastroenteritis and colitis due to radiation). 28 of the 34 codes under K52 are billable.
What codes fall under K52?
K52 includes K52.0, K52.0, K52.1, K52.1, K52.2, plus 29 more. See the full list with descriptions and billable status above.
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Informational only, not coding or medical advice. Verify against the official ICD-10-CM (FY2026) and your payer's guidelines.
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