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O34.73

O34.73: Maternal care for abnormality of vulva and perineum, third trimester

Billable / specific codeICD-10-CM

O34.73 is a billable, specific ICD-10-CM code for maternal care for abnormality of vulva and perineum, third trimester. It is valid for submission on a claim.

Check O34.73 with the rest of the claim: free scrubber

Excludes2 inherited from the categories above O34.73

Not part of this code, but both may be coded when both are present.

Written on O34.7: Maternal care for abnormality of vulva and perineum

  • maternal care for perineal and vulval varices in pregnancy (O22.1-)

Risk adjustment

No CMS-HCC V28 category: this code does not change a RAF score.

Code history

Unchanged in every release from FY2024 to FY2027.

Other codes under O34.7

ICD-10-CMFY2027· effective October 1, 2026

Loaded directly from the CMS/NCHS ICD-10-CM public-domain release: see data sources and our editorial policy. If this page disagrees with the CMS tabular list, this page is wrong. Reference information for professional coders; not medical or billing advice.