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v1.0.0
ICD-10 Guide
DiagnosesHypotestosteronism

Hypotestosteronism

ICD-10 Coding for Hypotestosteronism(E29.1, E23.0, E89.5)

PRIMARY SPECIALTYEndocrinology
COMPLEXITYHigh
LAST UPDATED09/15/2025
Sam Tuffun, PT, DPT
Physical Therapist | Medical Coding & Billing Contributor

Diagnosis Overview

What is Hypotestosteronism?
Essential facts and insights about Hypotestosteronism

Key Clinical Considerations:

  • Decreased libido
  • Erectile dysfunction
  • Fatigue and decreased energy
  • Loss of muscle mass
  • Increased body fat
  • Mood changes such as depression or irritability
  • Reduced bone density

Clinical Information

Clinical Criteria & Documentation Requirements

  • Patient history including symptoms and duration
  • Laboratory results showing low testosterone levels
  • Physical examination findings related to sexual function and body composition
  • Assessment of secondary causes of low testosterone

Coding Guidelines

Usage Guidelines & Examples

  • Follow usage guidelines for ICD-10 coding to avoid denials.
  • Common errors include misclassifying the type of hypogonadism.

Code Exclusions

Important Exclusions

  • Hypergonadism
  • Conditions causing secondary hypogonadism such as pituitary disorders
  • Alternative codes for related symptoms like erectile dysfunction (N52)

Related ICD-10 Codes

Primary Codes
E29.1
Testicular hypofunction
E29.9
Male hypogonadism, unspecified
Ancillary Codes
Z00.00
D35.2
Z90.79
Differential Codes
E23.0
E29.1

Related CPT Codes

CPT codes will be available in a future update.

Specialty Focus

Primary Specialty

Endocrinology

Specialty Applications

  • Adult male patients
  • Endocrinology clinics, urology practices, and primary care settings

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, lab results, and physical exam findings.

What are the billing considerations?

Ensure accurate coding based on specific diagnosis and associated symptoms.