Diagnosis Code: O21.0

Short Description: Mild hyperemesis gravidarum

Long Description: Mild hyperemesis gravidarum

The code O21.0 is 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)
      • O21.0 Mild hyperemesis gravidarum

This code is valid for maternity diagnoses

Code Version: 2022 ICD-10-CM

Synonyms

• Hyperemesis
• Hyperemesis
• Hyperemesis
• Hyperemesis gravidarum
• Mild hyperemesis gravidarum
• Moderate hyperemesis gravidarum
• Vomiting of pregnancy
• Vomiting of pregnancy
• Vomiting of pregnancy

Diagnostic Related Group(s)

The code O21.0 is grouped in the following Diagnostic Related Group(s) (MS-DRG v39.0)

• Other Antepartum Diagnoses With O.r. Procedures With Mcc (817)
• Other Antepartum Diagnoses With O.r. Procedures With Cc (818)
• Other Antepartum Diagnoses With O.r. Procedures Without Cc/mcc (819)

References to Index of Diseases and Injuries

The code O21.0 has the following ICD-10-CM references to the Index of Diseases and Injuries

• Inclusion Terms:
  • Hyperemesis gravidarum, mild or unspecified, starting before the end of the 20th week of gestation

Crosswalk Information

Similar Codes

This page was last updated on: 10/1/2023

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