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v1.0.0
ICD-10 Guide
ICD-10 CodesN41.9

N41.9

Billable

Inflammatory disease of prostate, unspecified

BILLABLE STATUSYes
IMPLEMENTATION DATEOctober 1, 2015
LAST UPDATED09/18/2025

Code Description

ICD-10 N41.9 is a billable code used to indicate a diagnosis of inflammatory disease of prostate, unspecified.

Key Diagnostic Point:

N41.9 refers to an unspecified inflammatory disease of the prostate, which encompasses a range of conditions affecting the prostate gland, including prostatitis and benign prostatic hyperplasia (BPH). Prostatitis can be acute or chronic and is characterized by inflammation, pain, and urinary symptoms. BPH, while not an inflammatory condition per se, can coexist with prostatitis and lead to similar symptoms such as urinary frequency, urgency, and difficulty in urination. The prostate-specific antigen (PSA) levels may be elevated in cases of prostatitis, necessitating careful interpretation to differentiate between benign and malignant conditions. Accurate diagnosis often requires a combination of clinical evaluation, imaging studies, and laboratory tests. Urological procedures, such as prostate biopsies or transurethral resection of the prostate (TURP), may be indicated based on the severity of symptoms and the underlying pathology. Given the broad nature of this code, it is essential for coders to have a thorough understanding of the clinical context to ensure appropriate coding and billing.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

  • Variability in clinical presentation of prostate disorders
  • Overlap with other prostate conditions (e.g., BPH, prostatitis)
  • Need for comprehensive documentation to support diagnosis
  • Potential for elevated PSA levels complicating diagnosis

Audit Risk Factors

  • Insufficient documentation to support the diagnosis
  • Inconsistent use of terminology in clinical notes
  • Failure to document the relationship between symptoms and diagnosis
  • Inadequate follow-up on elevated PSA levels

Specialty Focus

Medical Specialties

Urology

Documentation Requirements

Detailed clinical notes including symptoms, diagnostic tests, and treatment plans.

Common Clinical Scenarios

Patients presenting with urinary symptoms, pelvic pain, or abnormal PSA levels.

Billing Considerations

Ensure clear documentation of the type of prostatitis and any associated conditions.

Primary Care

Documentation Requirements

Comprehensive patient history and physical examination findings.

Common Clinical Scenarios

Routine screening for prostate issues in older male patients.

Billing Considerations

Document any referrals to urology for further evaluation.

Coding Guidelines

Inclusion Criteria

Use N41.9 When
  • Follow official ICD
  • 10 coding guidelines, ensuring that the diagnosis is supported by clinical documentation
  • 9 should be used when the specific type of inflammatory disease of the prostate is not documented

Exclusion Criteria

Do NOT use N41.9 When
No specific exclusions found.

Related ICD-10 Codes

Related CPT Codes

55700CPT Code

Prostate biopsy

Clinical Scenario

Used when there is suspicion of malignancy or significant inflammation.

Documentation Requirements

Document indication for biopsy, including PSA levels and clinical findings.

Specialty Considerations

Urologists should ensure clear documentation of the rationale for the procedure.

ICD-10 Impact

Diagnostic & Documentation Impact

Enhanced Specificity

ICD-10 Improvements

The transition to ICD-10 has allowed for more specific coding of prostate conditions, but N41.9 remains a catch-all for unspecified inflammatory diseases, which can complicate coding accuracy.

ICD-9 vs ICD-10

The transition to ICD-10 has allowed for more specific coding of prostate conditions, but N41.9 remains a catch-all for unspecified inflammatory diseases, which can complicate coding accuracy.

Reimbursement & Billing Impact

The transition to ICD-10 has allowed for more specific coding of prostate conditions, but N41.9 remains a catch-all for unspecified inflammatory diseases, which can complicate coding accuracy.

Resources

Clinical References

  • •
    American Urological Association Guidelines

Coding & Billing References

  • •
    American Urological Association Guidelines

Frequently Asked Questions

When should I use N41.9?

Use N41.9 when there is an unspecified inflammatory disease of the prostate, and the specific type is not documented. Ensure that clinical documentation supports this diagnosis.