ICD-9 64271 → ICD-10-CM
Official CMS General Equivalence Mapping (GEM) equivalents for the retired ICD-9-CM code 64271.
Informational only — GEM mappings are approximate, not guaranteed one-to-one equivalents. Verify against current official sources before use in billing.
- O11.1Pre-existing hypertension with pre-eclampsia, first trimesterApproximate match
- O11.2Pre-existing hypertension with pre-eclampsia, second trimesterApproximate match
- O11.3Pre-existing hypertension with pre-eclampsia, third trimesterApproximate match
- O11.4Pre-existing hypertension with pre-eclampsia, complicating childbirthApproximate match