ICD-10 Guide

Prostatomegaly

ICD-10 Coding for Prostatomegaly(N40.0, N40.1, N40.2, N40.3)

PRIMARY SPECIALTYUrology

COMPLEXITYHigh

LAST UPDATED09/15/2025

Sam Tuffun, PT, DPT

Physical Therapist | Medical Coding & Billing Contributor

Diagnosis Overview

What is Prostatomegaly?

Essential facts and insights about Prostatomegaly

Key Clinical Considerations:

Urinary frequency, urgency, and nocturia
Elevated prostate-specific antigen (PSA) levels
Digital rectal exam (DRE) revealing enlarged prostate

Clinical Information

Clinical Criteria & Documentation Requirements

Patient history including symptoms and duration
Results of PSA tests and imaging studies
Physical exam findings including prostate size and consistency

Coding Guidelines

Usage Guidelines & Examples

Follow guidelines for coding prostatomegaly versus benign prostatic hyperplasia (BPH).
Common errors include misclassifying prostatomegaly as prostate cancer.

Code Exclusions

Important Exclusions

Prostate cancer (C61)
Benign prostatic hyperplasia (N40.0)

Specialty Focus

Primary Specialty

Urology

Specialty Applications

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

What are the documentation requirements?

Document patient symptoms, exam findings, and test results.

What are the billing considerations?

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

Prostatomegaly

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

What are the documentation requirements?

What are the billing considerations?

Prostatomegaly

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

What are the documentation requirements?

What are the billing considerations?