MCMedicalCodingSoftware
Q51.818

Q51.818: Other congenital malformations of uterus

Billable / specific codeICD-10-CMPOA exempt

Q51.818 is a billable, specific ICD-10-CM code for other congenital malformations of uterus. It is valid for submission on a claim.

Check Q51.818 with the rest of the claim: free scrubber

Inclusion terms

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

  • Müllerian anomaly of uterus NEC

Risk adjustment

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

Medicare coverage

Q51.818 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

  • Atresia, atretic›uterus
  • Rudimentary›uterus
  • Triple›uteri
  • Anomaly, anomalous›Müllerian›uterus NEC
  • Anteversion›uterus, uterine›congenital
  • Cyst›uterus›embryonic
  • Imperfect›closure›uterus
  • Lateroversion›uterus, uterine›congenital
  • Malformation›uterus›specified type NEC
  • Malposition›congenital›uterus
  • Prolapse, prolapsed›uterus›congenital
  • Retroversion, retroverted›uterus›congenital

Code history

Unchanged in every release from FY2024 to FY2027.

Other codes under Q51.81

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.