O21.0 - Mild hyperemesis gravidarum
- Applicable to Mild hyperemesis gravidarum
- The 2025 edition of ICD10-CM O21.0 became effective on October 1, 2024.
- This is the American ICD10-CM version of O21.0 - other international versions of ICD10 O21.0 may differ.
- O21.0 is a Billable / Specific ICD10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
Inclusion terms help to clarify and specify the conditions or diseases covered by a particular ICD-10-CM code.
Inclusion Term:
- Hyperemesis gravidarum, mild or unspecified, starting before the end of the 20th week of gestation
Billable/Specific Code
The following codes above O21.0 contain annotation back-references that may be applicable to O21.0:
- Chapter: O00-O9A - Pregnancy, childbirth and the puerperium
- Section: O20-O29 - Other maternal disorders predominantly related to pregnancy
- Category: O21 - Excessive vomiting in pregnancy
Browse other similar CM codes:
Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.
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