ICD-10-CM category
M04: Autoinflammatory syndromes
Codes under M04 (Autoinflammatory syndromes). A ✓ marks a billable (fully specified) code; category codes without a ✓ are not billable on their own.
| Code | Description | Billable |
|---|---|---|
| M04.1 | Periodic fever syndromes | ✓ |
| M04.2 | Cryopyrin-associated periodic syndromes | ✓ |
| M04.8 | Other autoinflammatory syndromes | ✓ |
| M04.9 | Autoinflammatory syndrome, unspecified | ✓ |
More free billing tools: all ICD-10 categories · ICD-10 search · denial codes · Medicare fees
Informational only, not coding or medical advice. Verify against the official ICD-10-CM (FY2026) and your payer's guidelines.
Code the diagnosis right
Join providers across the country delivering modern virtual care with CareNiva. Free to start, ready in minutes.
100% Satisfaction Guaranteed — try it risk-free