ICD-10-CM Z67.91 → ICD-9
Unspecified blood type, Rh negative
Informational only — GEM mappings are approximate, not guaranteed one-to-one equivalents. Verify against current official sources before use in billing.
- NoDxApproximate match
Unspecified blood type, Rh negative
Informational only — GEM mappings are approximate, not guaranteed one-to-one equivalents. Verify against current official sources before use in billing.