ICD-10-CM 2027
ICD-10 code for acute oophoritis
From the official ICD-10-CM alphabetic index entry “Oophoritis (cystic) (infectional) (interstitial) › acute”. Page updated September 29, 2026.
About coding acute oophoritis
The ICD-10-CM code for acute oophoritis is N70.02 (Acute oophoritis). The official index lists 1 more specific code, so check the documentation for details such as type, cause, site or severity before settling on N70.02.
Within N70.0 (acute salpingitis and oophoritis), N70.02 is specifically for acute oophoritis. Related codes cover salpingitis (N70.01) and salpingitis and oophoritis (N70.03).
Use an additional code (B95-B97), to identify infectious agent.
As a secondary diagnosis it is a CC (complication or comorbidity), which can move an inpatient stay into the "with CC" MS-DRG of its family, unless the principal diagnosis excludes it.
More specific acute oophoritis codes (official index)
- with salpingitis N70.03 — Acute salpingitis and oophoritis
Common questions about acute oophoritis ICD-10 codes
What is the ICD-10 code for acute oophoritis?
- N70.02 — Acute oophoritis. More specific codes apply when the documentation supports them: N70.03.
Is N70.02 billable?
- Yes. N70.02 is a billable/specific ICD-10-CM code valid for FY2027 (October 1, 2026 – September 30, 2027).
Can N70.02 be used as a principal diagnosis?
- Yes. The Medicare Code Editor doesn't restrict N70.02 as a principal diagnosis.
Is N70.02 a CC or MCC?
- N70.02 is a CC (complication or comorbidity) under MS-DRG v44.0, unless excluded by the principal diagnosis.