O21 EXCESSIVE VOMITING IN PREGNANCY

Code Information

• Diagnosis Code: O21
• Short Description: Excessive vomiting in pregnancy
• Long Description: Excessive vomiting in pregnancy
• Code Version: 2025 ICD-10-CM

The code O21 is NOT VALID for claim submission

Code Classification

• Pregnancy, childbirth and the puerperium (O00-O9A)
  • Other maternal disorders predominantly related to pregnancy (O20-O29)
    • Excessive vomiting in pregnancy (O21)