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ICD-10-CM Code N85.01
Benign endometrial hyperplasia

Billable Code
Billable codes are sufficient justification for admission to an acute care hospital when used a principal diagnosis.
Female Only
Female Only
Code is only used for female patients.
| ICD-10 from 2011 - 2016

N85.01 is a billable ICD code used to specify a diagnosis of benign endometrial hyperplasia. A 'billable code' is detailed enough to be used to specify a medical diagnosis.

The ICD code N850 is used to code Endometrial hyperplasia

Endometrial hyperplasia is a condition of excessive proliferation of the cells of the endometrium, or inner lining of the uterus.

MeSH Code: D004714
ICD 9 Code: 621.3

Micrograph showing simple endometrial hyperplasia, where the gland-to-stroma ratio is preserved but the glands have an irregular shape and/or are dilated. Endometrial biopsy. H&E stain.

Source: Wikipedia

Coding Notes for N85.01 Info for medical coders on how to properly use this ICD-10 code

Inclusion Terms:
Inclusion Terms
Inclusion Terms are a list of concepts for which a specific code is used. The list of Inclusion Terms is useful for determining the correct code in some cases, but the list is not necessarily exhaustive.
Endometrial hyperplasia (complex) (simple) without atypia

MS-DRG Mapping

  • DRG Group #742-743 - Uterine and adnexa procedure for non-malignancy with CC or MCC.
  • DRG Group #742-743 - Uterine and adnexa procedure for non-malignancy without CC or MCC.
  • DRG Group #760-761 - Menstrual and other female reproductive system disorders with CC or MCC.
  • DRG Group #760-761 - Menstrual and other female reproductive system disorders without CC or MCC.

Related Concepts SNOMET-CT

  • Benign endometrial hyperplasia (disorder)
  • Complex endometrial hyperplasia (disorder)
  • Simple endometrial hyperplasia (disorder)

ICD-10-CM Alphabetical Index References for 'N85.01 - Benign endometrial hyperplasia'

The ICD-10-CM Alphabetical Index links the below-listed medical terms to the ICD code N85.01. Click on any term below to browse the alphabetical index.


Simple endometrial hyperplasia without atypia (approximate match)
Complex endometrial hyperplasia without atypia (approximate match)
Benign endometrial hyperplasia (approximate match)

This is the official approximate match mapping between ICD9 and ICD10, as provided by the General Equivalency mapping crosswalk. This means that while there is no exact mapping between this ICD10 code N85.01 and a single ICD9 code, 621.34 is an approximate match for comparison and conversion purposes.

Parent Code: N85.0 - Endometrial hyperplasia

** This Document Provided By ICD.Codes **
Source: http://icd.codes/icd10cm/N8501