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v1.0.0
ICD-10 Guide
DiagnosesMethamphetamine Use

Methamphetamine Use

ICD-10 Coding for Methamphetamine Use(F15.20, F15.21)

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

Diagnosis Overview

What is Methamphetamine Use?
Essential facts and insights about Methamphetamine Use

Key Clinical Considerations:

  • Euphoria, increased energy, decreased appetite, insomnia, anxiety, paranoia
  • Urine drug screening, serum toxicology, ECG for cardiac complications
  • Tachycardia, hypertension, hyperthermia, dilated pupils, increased reflexes

Clinical Information

Clinical Criteria & Documentation Requirements

  • Patient history of substance use, presenting symptoms, treatment provided
  • ICD-10-CM terminology for methamphetamine use disorder (F15.10, F15.20)
  • Example: 'Patient presents with acute methamphetamine intoxication, exhibiting tachycardia and agitation.'

Coding Guidelines

Usage Guidelines & Examples

  • Follow guidelines for substance use disorders, avoid using unspecified codes.
  • Common errors include misclassifying intoxication as dependence.

Code Exclusions

Important Exclusions

  • Other substance use disorders (e.g., cocaine, opioids)
  • F15.90 - Methamphetamine use, unspecified

Related ICD-10 Codes

Primary Codes
F15.10
Methamphetamine use, uncomplicated
F15.20
Methamphetamine use, with intoxication
Ancillary Codes
I42.7
Differential Codes
F15.10
F15.10
when the documentation supports abuse rather than use.
F15.20
F15.20
for active use, not in remission.

Related CPT Codes

CPT codes will be available in a future update.

Specialty Focus

Primary Specialty

Emergency Medicine

Specialty Applications

  • Adults and adolescents with substance use issues
  • Emergency departments, urgent care facilities

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 the patient's history, symptoms, and any interventions.

Billing considerations?

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