ICD-10-CM H70.91 → ICD-9
Unspecified mastoiditis, right ear
Informational only — GEM mappings are approximate, not guaranteed one-to-one equivalents. Verify against current official sources before use in billing.
- 3839Approximate match
Unspecified mastoiditis, right ear
Informational only — GEM mappings are approximate, not guaranteed one-to-one equivalents. Verify against current official sources before use in billing.