MCMedicalCodingSoftware
N80.109

N80.109: Endometriosis of ovary, unspecified side, unspecified depth

Billable / specific codeICD-10-CMunspecified

N80.109 is a billable, specific ICD-10-CM code for endometriosis of ovary, unspecified side, unspecified depth. It is valid for submission on a claim.

Check N80.109 with the rest of the claim: free scrubber

Inclusion terms

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

  • Endometriosis of ovary NOS

Other codes that can never be billed with N80.109

Their own Excludes1 notes name this code, so the conflict is not listed above.

  • N85Other noninflammatory disorders of uterus, except cervix

Risk adjustment

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

Medicare coverage

N80.109 is named in 1 Medicare coverage policy: 1 listing it as supporting medical necessity. Which one applies depends on your Medicare contractor.

  • A52453Billing and Coding: Luteinizing Hormone-Releasing Hormone (LHRH) Analogs

Code history

Unchanged in every release from FY2024 to FY2027.

Other codes under N80.10

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.