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ICD-10-CM · FY 2026 APRIL UPDATE

N80.3

Endometriosis of pelvic peritoneum

Diagnosis reference

Nonbillable category

This entry is a category or subcategory. Choose the appropriate billable descendant based on the clinical documentation.

Effective periodOctober 1, 2026–September 30, 2027
SourceCMS ICD-10-CM order file
ClassificationDiagnosis · clinical modification

Related entries

Up to 30 descendants in this category

CODEDESCRIPTIONTYPE
N80.30Endometriosis of pelvic peritoneum, unspecifiedBillable
N80.31Endometriosis of the anterior cul-de-sacCategory
N80.311Superficial endometriosis of the anterior cul-de-sacBillable
N80.312Deep endometriosis of the anterior cul-de-sacBillable
N80.319Endometriosis of the anterior cul-de-sac, unspecified depthBillable
N80.32Endometriosis of the posterior cul-de-sacCategory
N80.321Superficial endometriosis of the posterior cul-de-sacBillable
N80.322Deep endometriosis of the posterior cul-de-sacBillable
N80.329Endometriosis of the posterior cul-de-sac, unspecified depthBillable
N80.33Superficial endometriosis of the pelvic sidewallCategory
N80.331Superficial endometriosis of the right pelvic sidewallBillable
N80.332Superficial endometriosis of the left pelvic sidewallBillable
N80.333Superficial endometriosis of bilateral pelvic sidewallBillable
N80.339Superficial endometriosis of pelvic sidewall, unspecified sideBillable
N80.34Deep endometriosis of the pelvic sidewallCategory
N80.341Deep endometriosis of the right pelvic sidewallBillable
N80.342Deep endometriosis of the left pelvic sidewallBillable
N80.343Deep endometriosis of the bilateral pelvic sidewallBillable
N80.349Deep endometriosis of the pelvic sidewall, unspecified sideBillable
N80.35Endometriosis of the pelvic sidewall, unspecified depthCategory
N80.351Endometriosis of the right pelvic sidewall, unspecified depthBillable
N80.352Endometriosis of the left pelvic sidewall, unspecified depthBillable
N80.353Endometriosis of bilateral pelvic sidewall, unspecified depthBillable
N80.359Endometriosis of pelvic sidewall, unspecified side, unspecified depthBillable
N80.36Superficial endometriosis of the pelvic brimCategory
N80.361Superficial endometriosis of the right pelvic brimBillable
N80.362Superficial endometriosis of the left pelvic brimBillable
N80.363Superficial endometriosis of bilateral pelvic brimBillable
N80.369Superficial endometriosis of the pelvic brim, unspecified sideBillable
N80.37Deep endometriosis of the pelvic brimCategory

Use the complete reference

This reference does not reproduce the full tabular hierarchy, inclusion notes, Excludes1/2 notes, sequencing instructions, or seventh-character rules. Review the official tables and coding guidelines.

Open official CMS files

ICD-10-CM codes describe diagnoses. They do not have an independent Medicare PFS reimbursement amount, and billability alone does not establish coverage.