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Q51.21

Q51.21: Complete doubling of uterus

Billable / specific codeICD-10-CMPOA exempt

Q51.21 is a billable, specific ICD-10-CM code for complete doubling of uterus. It is valid for submission on a claim.

Check Q51.21 with the rest of the claim: free scrubber

Inclusion terms

Alternative wordings a physician may use in the chart for this same code.

  • Complete septate uterus

Risk adjustment

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

Medicare coverage

Q51.21 is named in 1 Medicare coverage policy: 1 listing it as supporting medical necessity. Which one applies depends on your Medicare contractor.

  • A56421Billing and Coding: CT of the Abdomen and Pelvis

Alphabetic index entries that lead here

  • Double›uterus›complete
  • Septum, septate›uterus›complete

Code history

Unchanged in every release from FY2024 to FY2027.

Other codes under Q51.2

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.