2026 ICD-10-CM Diagnosis Code N42.81Prostatodynia syndrome
ICD-10-CM Codes›N00–N99›N40-N53›N42
- Billable — Valid for Submission
- Chronic Condition
N42.81 is a billable ICD-10-CM diagnosis code for prostatodynia syndrome. It is valid on HIPAA claims for fiscal year 2026 (October 1, 2025 through September 30, 2026) and groups to MS-DRG 729 through 730. The code is restricted by the Medicare Code Editor to adult patients (age 15 through 124). Coders also document this condition as finding of sensation of prostate. In AHRQ's Clinical Classifications Software (CCSR), this diagnosis falls under Other specified male genital disorders.
Code Identity
Code Classification
Code EditsBilling
Medicare Code Editor checks that affect claim validity for N42.81.
Approximate SynonymsGuidance
Alternate terms and clinical phrases that map to this code.
- Finding of sensation of prostate
- Pain of prostate
Tabular List NotesGuidance
Coding notes and annotation back-references applicable to this code.
Inclusion Terms
- Painful prostate syndrome
These terms are the conditions for which that code is to be used. The terms may be synonyms of the code title, or, in the case of "other specified" codes, the terms are a list of the various conditions assigned to that code. The inclusion terms are not necessarily exhaustive. Additional terms found only in the Alphabetic Index may also be assigned to a code.
Index to Diseases and InjuriesGuidance
Alphabetical index entries that point to this code.
- Prostadynia - N42.81
External Cause of Injuries IndexGuidance
References for this code in the External Cause of Injuries Index.
- Prostadynia
- Syndrome
- painful
- prostate
Clinical ClassificationClinical
AHRQ’s CCSR groups this code into broader clinical categories.
Patient EducationClinical
Prostate Diseases
The prostate is a gland in the male reproductive system. It lies just below the bladder. It makes fluid that is part of semen.
The full article covers:
- What is the prostate?
- What are prostate diseases?
- Who is more likely to develop prostate diseases?
- What are the symptoms of prostate diseases?
- How are prostate diseases diagnosed?
Read the full article at MedlinePlus
Courtesy of MedlinePlus, a service of the U.S. National Library of Medicine.
Convert N42.81 to ICD-9-CMHistory
The closest ICD-9-CM equivalents under the General Equivalence Mappings.
Code HistoryHistory
Questions About N42.81Overview
Is N42.81 (Other specified disorders of prostate) a billable code?
Yes. This is a billable ICD-10-CM code, specific enough to report prostatodynia syndrome on HIPAA-covered claims from October 1, 2025 through September 30, 2026.
What MS-DRG does N42.81 group to?
When prostatodynia syndrome is the principal diagnosis on an inpatient stay, it groups to MS-DRG 729, 730, with relative weights from 0.6720 to 1.0587 depending on complications. Higher weights mean higher Medicare reimbursement.
Who can N42.81 be reported for?
The Medicare Code Editor checks prostatodynia syndrome against patient demographics: this code is intended for adult patients (age 15 through 124). Claims outside these limits are flagged as inconsistent.
What is the ICD-9 equivalent of N42.81?
Under the General Equivalence Mappings, prostatodynia syndrome converts to ICD-9-CM 602.8 (prostatic disorders NEC). The mapping is approximate, so confirm the match fits the documentation.
Footnotes
[1] Chronic - a chronic condition code indicates a condition lasting 12 months or longer and its effect on the patient based on one or both of the following criteria:
- The condition results in the need for ongoing intervention with medical products,treatment, services, and special equipment
- The condition places limitations on self-care, independent living, and social interactions.
