N80.9 is the authoritative medical code for Endometriosis, unspecified. This classification is used in medical billing and clinical recording to specify the clinical criteria for endometriosis, unspecified (ICD-10-CM N80.9), ensuring healthcare documentation aligns with 2026 federal coding standards.
Billing Status: YES. This is a valid, specific, and billable ICD-10-CM reference.
Official Registry Overview & Definition
Endometriosis, unspecified is a billable ICD-10-CM diagnosis code N80.9.
Nearest Codes in This Family
Official ICD-10-CM classifications closest to N80.9 in its code family, with their registry titles.
- N80 — Endometriosis
- N80.0 — Endometriosis of uterus
- N80.01 — Superficial endometriosis of the uterus
- N80.02 — Deep endometriosis of the uterus
- N80.03 — Adenomyosis of the uterus
- N80.1 — Endometriosis of ovary
- N80.10 — Endometriosis of ovary, unspecified depth
- N80.101 — Endometriosis of right ovary, unspecified depth
- N80.102 — Endometriosis of left ovary, unspecified depth
- N80.103 — Endometriosis of bilateral ovaries, unspecified depth
View all 40 codes in the N80 family
Indexed Clinical Terms (2)
Clinical term phrases from the official ICD-10-CM Index to Diseases and Injuries that map to this code.
- Endometriosis
- Implant, endometrial