O21 — ICD-10-CM Diagnosis Codes
- O21 Excessive vomiting in pregnancy
- O21.0 Mild hyperemesis gravidarum billable
- O21.1 Hyperemesis gravidarum with metabolic disturbance billable
- O21.2 Late vomiting of pregnancy billable
- O21.8 Other vomiting complicating pregnancy billable
- O21.9 Vomiting of pregnancy, unspecified billable