N85.02
Billable codeEndometrial intraepithelial neoplasia [EIN]
The ICD-10 code for endometrial intraepithelial neoplasia [ein] is N85.02.
Clinical notes
Excludes1 (not coded here)
An Excludes1 note is a pure exclusion: the excluded condition and this code should never be reported together, because the two conditions cannot occur at the same time (e.g. a congenital form vs. an acquired form of the same disease).
- malignant neoplasm of endometrium (with endometrial intraepithelial neoplasia [EIN]) (C54.1)
Also known as
Alternate wording, synonyms, or specific conditions that fall under this code, listed to help confirm you've picked the right one.
- Endometrial hyperplasia with atypia
Documentation support
General coding-documentation guidance — not a substitute for payer-specific requirements or professional coding judgment.
- •Confirm the excluded condition(s) listed above are not also present — Excludes1 conditions cannot be coded together with this one.
- •As a general rule, code to the highest level of specificity supported by the documentation in the medical record.
Related codes in this category
- N85.00Endometrial hyperplasia, unspecified
- N85.01Benign endometrial hyperplasia
- N85.02Endometrial intraepithelial neoplasia [EIN]
ICD-9-CM equivalent
Informational only — GEM mappings are approximate, not guaranteed one-to-one equivalents. Verify before use in billing.
- 62133Approximate match
- 62135Approximate match
Associated MS-DRGs
N85.02 can serve as the principal diagnosis for these Medicare Severity Diagnosis-Related Groups.
Informational only — actual DRG assignment also depends on procedures, complications/comorbidities (CC/MCC), discharge status, and payer-specific rules not reflected here.
- DRG 729Other Male Reproductive System Diagnoses with CC/MCC
- DRG 730Other Male Reproductive System Diagnoses without CC/MCC
- DRG 742Uterine and Adnexa Procedures for Non-Malignancy with CC/MCC
- DRG 743Uterine and Adnexa Procedures for Non-Malignancy without CC/MCC
- DRG 760Menstrual and Other Female Reproductive System Disorders with CC/MCC
- DRG 761Menstrual and Other Female Reproductive System Disorders without CC/MCC