N80.321
Billable codeSuperficial endometriosis of the posterior cul-de-sac
The ICD-10 code for superficial endometriosis of the posterior cul-de-sac is N80.321.
Documentation support
General coding-documentation guidance — not a substitute for payer-specific requirements or professional coding judgment.
- •As a general rule, code to the highest level of specificity supported by the documentation in the medical record.
Related codes in this category
- N80.322Deep endometriosis of the posterior cul-de-sac
- N80.329Endometriosis of the posterior cul-de-sac, unspecified depth
- N80.321Superficial endometriosis of the posterior cul-de-sac
Associated MS-DRGs
N80.321 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