Dysplasia of cervix uteri (N87) ICD-10-CM
The N87 code range covers dysplasia of cervix uteri with 4 ICD-10-CM diagnosis codes. 3 of them are billable and valid for claim submission in fiscal year 2027, and the category headers group them but cannot themselves be billed.
Type 1 Excludes
A type 1 excludes note is a pure excludes note. It means "NOT CODED HERE!" An Excludes1 note indicates that the code excluded should never be used at the same time as the code above the Excludes1 note. An Excludes1 is used when two conditions cannot occur together, such as a congenital form versus an acquired form of the same condition.
Codes in the N87 Range 4 codes · 3 billable
Clinical Terms in This Code Range
Definitions from the National Library of Medicine for conditions coded in the N87 range.
Uterine Cervical Dysplasia
Abnormal development of immature squamous EPITHELIAL CELLS of the UTERINE CERVIX, a term used to describe premalignant cytological changes in the cervical EPITHELIUM. These atypical cells do not penetrate the epithelial BASEMENT MEMBRANE.
About the N87 Code Range
Cervical dysplasia is abnormal development of immature cells in the cervix’s lining. These cells do not cross the boundary beneath that lining.
Within the noninflammatory disorders of the female genital tract, N87 separates mild dysplasia (N87.0), moderate dysplasia (N87.1), and dysplasia that is unspecified (N87.9).
Questions About This Page
How many billable codes are in the N87 range?
Of the 4 codes in this range, 3 are billable and valid for claim submission from October 1, 2026 through September 30, 2027. Category header codes group them but cannot be reported on claims.
What does the N87 range classify?
The range classifies dysplasia of cervix uteri. Each code links to its own reference page with billing status, MS-DRG grouping, coding notes, and clinical information.
Related References
Source: CMS FY 2027 ICD-10-CM Tabular List and order file, effective October 1, 2026 through September 30, 2027.
