ICD-10-CM 2027
ICD-10 code for prostatic cystitis
From the official ICD-10-CM alphabetic index entry “Cystitis (exudative) (hemorrhagic) (septic) (suppurative) › prostatic”. Page updated September 29, 2026.
About coding prostatic cystitis
The ICD-10-CM code for prostatic cystitis is N41.3 (Prostatocystitis).
Within N41 (inflammatory diseases of prostate), N41.3 is specifically for Prostatocystitis. Related codes cover acute prostatitis (N41.0), chronic prostatitis (N41.1), abscess of prostate (N41.2), 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.
It is not a CC or MCC, so as a secondary diagnosis it doesn't change the MS-DRG severity level.
Common questions about prostatic cystitis ICD-10 codes
What is the ICD-10 code for prostatic cystitis?
- N41.3 — Prostatocystitis.
Is N41.3 billable?
- Yes. N41.3 is a billable/specific ICD-10-CM code valid for FY2027 (October 1, 2026 – September 30, 2027).
Can N41.3 be used as a principal diagnosis?
- Yes. The Medicare Code Editor doesn't restrict N41.3 as a principal diagnosis.
Is N41.3 a CC or MCC?
- No. N41.3 is neither a CC nor an MCC under MS-DRG v44.0.