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ICD-10 Coding for Benign Prostatic Hyperplasia with Urinary Retention(N40.1, R33.9)

Complete ICD-10-CM coding and documentation guide for Benign Prostatic Hyperplasia with Urinary Retention. Includes clinical validation requirements, documentation requirements, and coding pitfalls.

Also known as:

BPH with Urinary RetentionProstate Enlargement with Urinary Retention

Related ICD-10 Code Ranges

Complete code families applicable to Benign Prostatic Hyperplasia with Urinary Retention

N40-N51Primary Range

Diseases of male genital organs

This range includes codes for benign prostatic hyperplasia and related urinary conditions.

Symptoms and signs involving the urinary system

This range includes codes for urinary retention and other urinary symptoms.

Code Comparison: When to Use Each Code

Compare key differences between these codes to ensure accurate selection

CodeDescriptionWhen to UseKey Documentation
N40.1Benign prostatic hyperplasia with lower urinary tract symptomsUse when BPH is causing urinary retention.
  • Documented enlarged prostate
  • Symptoms of urinary retention
  • Post-void residual (PVR) >300 mL
R33.9Retention of urine, unspecifiedUse when urinary retention is present but not specified.
  • Symptoms of urinary retention
  • Absence of specific cause documented

Clinical Decision Support

Always review the patient's clinical documentation thoroughly. When in doubt, choose the more specific code and ensure documentation supports it.

Key Information: ICD-10 code for BPH with urinary retention

Essential facts and insights about Benign Prostatic Hyperplasia with Urinary Retention

The ICD-10 code for BPH with urinary retention is N40.1, with R33.9 for unspecified retention.

Primary ICD-10-CM Codes for benign prostatic hyperplasia with urinary retention

Benign prostatic hyperplasia with lower urinary tract symptoms
Billable Code

Decision Criteria

clinical Criteria

  • Presence of urinary retention symptoms with BPH

Applicable To

  • BPH with urinary retention
  • BPH with LUTS

Excludes

Clinical Validation Requirements

  • Documented enlarged prostate
  • Symptoms of urinary retention
  • Post-void residual (PVR) >300 mL

Code-Specific Risks

  • Ensure LUTS are documented to avoid incorrect coding.

Coding Notes

  • Always sequence N40.1 before R33.9 when BPH causes retention.

Ancillary Codes

Additional codes that should be used in conjunction with the main diagnosis codes when applicable.

Retention of urine, unspecified

R33.9
Use alongside N40.1 to specify urinary retention.

Differential Codes

Alternative codes to consider when ruling out similar conditions to the primary diagnosis.

Benign prostatic hyperplasia without lower urinary tract symptoms

N40.0
Use N40.0 when BPH is present without LUTS.

Drug-induced urinary retention

R33.0
Use R33.0 when retention is due to medication.

Documentation & Coding Risks

Avoid these common documentation and coding issues when documenting Benign Prostatic Hyperplasia with Urinary Retention to ensure proper reimbursement, maintain compliance, and reduce audit risk. These guidelines are particularly important when using ICD-10 code N40.1.

Impact

Clinical: Incomplete clinical picture., Regulatory: Non-compliance with coding standards., Financial: Potential for claim denial.

Mitigation Strategy

Ensure LUTS are documented in the clinical notes., Use standardized templates for consistency.

Impact

Reimbursement: Incorrect sequencing may lead to lower reimbursement., Compliance: Non-compliance with ICD-10 guidelines., Data Quality: Inaccurate clinical data representation.

Mitigation Strategy

Always sequence N40.1 first when BPH causes retention.

Impact

Failure to sequence N40.1 before R33.9.

Mitigation Strategy

Educate coding staff on proper sequencing rules.

Documentation errors, coding pitfalls, and audit risks are interconnected aspects of medical coding and billing. Addressing all three areas helps ensure accurate coding, optimal reimbursement, and regulatory compliance.

Frequently Asked Questions

Common questions about ICD-10 coding for Benign Prostatic Hyperplasia with Urinary Retention, with expert answers to help guide accurate code selection and documentation.

Documentation Templates for Benign Prostatic Hyperplasia with Urinary Retention

Use these documentation templates to ensure complete and accurate documentation for Benign Prostatic Hyperplasia with Urinary Retention. These templates include all required elements for proper coding and billing.

BPH with acute urinary retention

Specialty: Urology

Required Elements

  • Patient demographics
  • Symptoms and duration
  • PVR measurement
  • IPSS score
  • Treatment plan

Example Documentation

62M with N40.1 presents with acute retention. IPSS 25/35. Bladder scan: PVR 600 mL. Uroflowmetry: Qmax 8 mL/sec. Plan: Foley catheter, start tamsulosin.

Examples: Poor vs. Good Documentation

Poor Documentation Example
Patient has BPH and can’t urinate.
Good Documentation Example
BPH (N40.1) with acute urinary retention (R33.9): PVR 450 mL via catheterization, IPSS 22/35.
Explanation
The good example provides specific measurements and scores, supporting the diagnosis.

Need help with ICD-10 coding for Benign Prostatic Hyperplasia with Urinary Retention? Ask your questions below.

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