O21Non-billable (header)

Excessive vomiting in pregnancy

Related Codes· Other maternal disorders predominantly related to pregnancy (O20-O29)

O20Hemorrhage in early pregnancyO22Venous complications and hemorrhoids in pregnancyO23Infections of genitourinary tract in pregnancy

Sub-codes of O21(5)

O21 is a non-billable header. Select a sub-code to bill.

O21.0Mild hyperemesis gravidarum✓ BillableO21.1Hyperemesis gravidarum with metabolic disturbance✓ BillableO21.2Late vomiting of pregnancy✓ BillableO21.8Other vomiting complicating pregnancy✓ BillableO21.9Vomiting of pregnancy, unspecified✓ Billable

Code Hierarchy

┌15Pregnancy, childbirth and the puerperium (O00-O9A)├O20-O29Other maternal disorders predominantly related to pregnancy (O20-O29)├O21Excessive vomiting in pregnancy
└O21Excessive vomiting in pregnancy

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