ICD-10-CM 2027
ICD-10 code for acute prostatitis
From the official ICD-10-CM alphabetic index entry “Prostatitis (congestive) (suppurative) (with cystitis) › acute”. Page updated September 29, 2026.
About coding acute prostatitis
The ICD-10-CM code for acute prostatitis is N41.0 (Acute prostatitis).
Within N41 (inflammatory diseases of prostate), N41.0 is specifically for acute prostatitis. Related codes cover chronic prostatitis (N41.1), abscess of prostate (N41.2), Prostatocystitis (N41.3), granulomatous prostatitis (N41.4), other inflammatory diseases of prostate (N41.8) and inflammatory disease of prostate, unspecified (N41.9).
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.
Common questions about acute prostatitis ICD-10 codes
What is the ICD-10 code for acute prostatitis?
- N41.0 — Acute prostatitis.
Is N41.0 billable?
- Yes. N41.0 is a billable/specific ICD-10-CM code valid for FY2027 (October 1, 2026 – September 30, 2027).
Can N41.0 be used as a principal diagnosis?
- Yes. The Medicare Code Editor doesn't restrict N41.0 as a principal diagnosis.
Is N41.0 a CC or MCC?
- N41.0 is a CC (complication or comorbidity) under MS-DRG v44.0, unless excluded by the principal diagnosis.