N80.373 — Deep endometriosis of bilateral pelvic brim

Billable

Is N80.373 billable?

Yes — N80.373 is billable for FY2027. N80.373 is a valid, billable ICD-10-CM code at the highest level of specificity in its branch. N80.373 may be submitted for encounters from October 1, 2026 through September 30, 2027.

N80.373 at a glance

Code	N80.373
Description	Deep endometriosis of bilateral pelvic brim
Billable	Yes
Code set	ICD-10-CM FY2027
Valid for encounters	October 1, 2026 – September 30, 2027

Which MS-DRGs does N80.373 group to?

N80.373 sits in MDC 13 and helps define the logic of 2 MS-DRGs (version 44, FY2027). Which one a stay actually groups to also depends on procedures and secondary diagnoses.

742Uterine and Adnexa Procedures for Non-Malignancy with CC/MCCsurgical
743Uterine and Adnexa Procedures for Non-Malignancy without CC/MCCsurgical

How is N80.373 listed in the Alphabetic Index?

The Alphabetic Index lists these routes under N80.37, the nearest indexed parent of N80.373. Use them to find the family, then select the specific code.

Endometriosis › pelvic › brim › deep

Excludes2 — not included here — inherited from Chapter 14

The conditions below are not part of N80.373, but a patient may have both at the same time. When documentation supports it, N80.373 and the excluded code may both be reported.

certain conditions originating in the perinatal period (P04-P96)
certain infectious and parasitic diseases (A00-B99)
complications of pregnancy, childbirth and the puerperium (O00-O9A)
congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)
endocrine, nutritional and metabolic diseases (E00-E88)
injury, poisoning and certain other consequences of external causes (S00-T88)
neoplasms (C00-D49)
symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)

How long has N80.373 existed?

N80.373 first appears in FY2023.

Derived from the official order files for FY2016–FY2026. FY2017 and FY2020 publish no order file, so those years are not covered.