O21.0
BillableMild hyperemesis gravidarum
O21.0 is the ICD-10-CM code for Mild hyperemesis gravidarum. It is a billable, specific code valid for reimbursement.
O00-O9A Pregnancy, childbirth and the puerperium
Includes
- •Hyperemesis gravidarum, mild or unspecified, starting before the end of the 20th week of gestation
Frequently asked questions
Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.
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