E79: Disorders of purine and pyrimidine metabolism
Codes under E79 (Disorders of purine and pyrimidine metabolism). A ✓ marks a billable (fully specified) code; category codes without a ✓ are not billable on their own.
| Code | Description | Billable |
|---|---|---|
| E79.0 | Hyperuricemia without signs of inflammatory arthritis and tophaceous disease | ✓ |
| E79.0 | Hyperuricemia without signs of inflammatory arthritis and tophaceous disease | ✓ |
| E79.1 | Lesch-Nyhan syndrome | ✓ |
| E79.1 | Lesch-Nyhan syndrome | ✓ |
| E79.2 | Myoadenylate deaminase deficiency | ✓ |
| E79.2 | Myoadenylate deaminase deficiency | ✓ |
| E79.8 | Other disorders of purine and pyrimidine metabolism | — |
| E79.8 | Other disorders of purine and pyrimidine metabolism | — |
| E79.9 | Disorder of purine and pyrimidine metabolism, unspecified | ✓ |
| E79.9 | Disorder of purine and pyrimidine metabolism, unspecified | ✓ |
| E79.81 | Aicardi-Goutieres syndrome | ✓ |
| E79.81 | Aicardi-Goutieres syndrome | ✓ |
| E79.82 | Hereditary xanthinuria | ✓ |
| E79.82 | Hereditary xanthinuria | ✓ |
| E79.89 | Other specified disorders of purine and pyrimidine metabolism | ✓ |
| E79.89 | Other specified disorders of purine and pyrimidine metabolism | ✓ |
Frequently asked questions
What is ICD-10-CM code E79?
E79 is an ICD-10-CM category covering Disorders of purine and pyrimidine metabolism. It contains 16 more specific diagnosis codes, 14 of which are billable.
Is E79 a billable code?
No — E79 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 E79.0 — Hyperuricemia without signs of inflammatory arthritis and tophaceous disease). 14 of the 16 codes under E79 are billable.
What codes fall under E79?
E79 includes E79.0, E79.0, E79.1, E79.1, E79.2, plus 11 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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