ICD-10 Guide

Benign Prostatic Hypertrophy With Urinary Obstruction

ICD-10 Coding for Benign Prostatic Hypertrophy with Urinary Obstruction(N40.1)

PRIMARY SPECIALTYUrology

COMPLEXITYHigh

LAST UPDATED09/15/2025

Sam Tuffun, PT, DPT

Physical Therapist | Medical Coding & Billing Contributor

Diagnosis Overview

What is Benign Prostatic Hypertrophy With Urinary Obstruction?

Essential facts and insights about Benign Prostatic Hypertrophy with Urinary Obstruction

Key Clinical Considerations:

Increased urinary frequency, urgency, nocturia, weak urine stream, and incomplete bladder emptying.
Uroflowmetry showing decreased peak flow rate, post-void residual volume measurement, and cystoscopy findings.
Enlarged prostate on digital rectal exam (DRE), bladder distension, and possible tenderness.

Clinical Information

Clinical Criteria & Documentation Requirements

Patient history including symptom duration and severity, medication history, and previous treatments.
ICD-10-CM terminology such as 'BPH with urinary obstruction' and 'lower urinary tract symptoms (LUTS)'.
Examples include detailed descriptions of urinary symptoms, results of diagnostic tests, and treatment plans.

Coding Guidelines

Usage Guidelines & Examples

Follow guidelines for coding BPH with urinary obstruction to avoid denials.
Common errors include misclassifying BPH without obstruction or failing to document symptoms.

Code Exclusions

Important Exclusions

Prostate cancer, prostatitis, and other urinary tract disorders.
Alternative codes for urinary obstruction due to other causes.

Specialty Focus

Primary Specialty

Urology

Specialty Applications

Adult male patients, particularly those over 50 years old.
Urology clinics, primary care settings, and hospitals.

Coding Complexity

High Complexity

This diagnosis requires careful attention to:

Comprehensive clinical documentation
Accurate code selection based on clinical criteria
Proper exclusion considerations
Specialty-specific coding guidelines

Documentation

Documentation Templates

Billing Information

Billing Considerations

Ensure proper documentation for billing
Verify code specificity requirements
Check for any additional codes needed
Review payer-specific guidelines

Common Issues

Insufficient clinical documentation
Incorrect code selection
Missing supporting diagnoses
Timing and frequency documentation

Frequently Asked Questions

Documentation requirements?

Document all symptoms, diagnostic tests, and treatment plans clearly.

Billing considerations?

Ensure accurate coding to reflect the severity and complexity of the condition.

Benign Prostatic Hypertrophy With Urinary Obstruction

Diagnosis Overview

Key Clinical Considerations:

Clinical Information

Clinical Criteria & Documentation Requirements

Coding Guidelines

Usage Guidelines & Examples

Code Exclusions

Important Exclusions

Related ICD-10 Codes

Related CPT Codes

Specialty Focus

Primary Specialty

Specialty Applications

Coding Complexity

Documentation

Documentation Templates

Billing Information

Billing Considerations

Common Issues

Frequently Asked Questions

Documentation requirements?

Billing considerations?

Benign Prostatic Hypertrophy With Urinary Obstruction

Diagnosis Overview

Key Clinical Considerations:

Clinical Information

Clinical Criteria & Documentation Requirements

Coding Guidelines

Usage Guidelines & Examples

Code Exclusions

Important Exclusions

Related ICD-10 Codes

Related CPT Codes

Specialty Focus

Primary Specialty

Specialty Applications

Coding Complexity

Documentation

Documentation Templates

Billing Information

Billing Considerations

Common Issues

Frequently Asked Questions

Documentation requirements?

Billing considerations?