O16 — ICD-10-CM Diagnosis Codes
- O16 Unspecified maternal hypertension
- O16.1 Unspecified maternal hypertension, first trimester billable
- O16.2 Unspecified maternal hypertension, second trimester billable
- O16.3 Unspecified maternal hypertension, third trimester billable
- O16.4 Unspecified maternal hypertension, complicating childbirth billable
- O16.5 Unspecified maternal hypertension, complicating the puerperium billable
- O16.9 Unspecified maternal hypertension, unspecified trimester billable