N85.00 is the authoritative medical code for Endometrial hyperplasia, unspecified. This classification is used in medical billing and clinical recording to specify the clinical criteria for endometrial hyperplasia, unspecified (ICD-10-CM N85.00), 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
Endometrial hyperplasia, unspecified is a billable ICD-10-CM diagnosis code N85.00. Inclusion terms: Hyperplasia adenomatous cystic glandular of endometrium; Hyperplastic endometritis. Excludes1 (not coded here): endometriosis N80.-; inflammatory diseases of uterus N71.-; noninflammatory disorders of cervix, except malposition N86-N88; polyp of corpus uteri N84.0; uterine prolapse N81.-.
Official Tabular Instructional Notes
Sequencing, inclusion, and exclusion notes published for N85.00 in the official ICD-10-CM tabular list.
Inclusion Terms
Alternative terms the tabular list files under this code.
- Hyperplasia adenomatous cystic glandular of endometrium
- Hyperplastic endometritis
Excludes1 — Not Coded Here
Conditions that can never be reported with this code; the two are mutually exclusive.
- endometriosis N80.-
- inflammatory diseases of uterus N71.-
- noninflammatory disorders of cervix, except malposition N86-N88
- polyp of corpus uteri N84.0
- uterine prolapse N81.-
Frequently Asked Questions (FAQ) & Clinical Guidance
What can't be coded together with N85.00?
Per Excludes1 instructions, N85.00 must not be reported with: endometriosis (N80.-); inflammatory diseases of uterus (N71.-); noninflammatory disorders of cervix, except malposition (N86-N88); polyp of corpus uteri (N84.0).
What conditions are included under N85.00?
Endometrial hyperplasia, unspecified includes: Hyperplasia (adenomatous) (cystic) (glandular) of endometrium; Hyperplastic endometritis.
Codes in This Family (14)
Official ICD-10-CM classifications in the same code family as N85.00, with their registry titles.
- N85 — Other noninflammatory disorders of uterus, except cervix
- N85-N98 — Noninflammatory disorders of female genital tract (N85-N98)
- N85.0 — Endometrial hyperplasia
- N85.01 — Benign endometrial hyperplasia
- N85.02 — Endometrial intraepithelial neoplasia [EIN]
- N85.2 — Hypertrophy of uterus
- N85.3 — Subinvolution of uterus
- N85.4 — Malposition of uterus
- N85.5 — Inversion of uterus
- N85.6 — Intrauterine synechiae
- N85.7 — Hematometra
- N85.8 — Other specified noninflammatory disorders of uterus
- N85.9 — Noninflammatory disorder of uterus, unspecified
- N85.A — Isthmocele
Indexed Clinical Terms (2)
Clinical term phrases from the official ICD-10-CM Index to Diseases and Injuries that map to this code.
- Atypical, atypism, endometrium, hyperplasia
- Hyperplasia, hyperplastic, endometrium, endometrial (adenomatous) (cystic) (glandular) (glandular-cystic) (polypoid)
Related Codes & Numerical Sequence (Crawl Map)
Search engines and indexers are advised to traverse adjacent medical codes in this sub-chapter range to find correlated diagnoses or therapeutic procedures: