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ICD-10 Guide
ICD-10 CodesF12.9

F12.9

Billable

Cannabis use, unspecified

BILLABLE STATUSYes
IMPLEMENTATION DATEOctober 1, 2015
LAST UPDATED09/05/2025

Code Description

ICD-10 F12.9 is a billable code used to indicate a diagnosis of cannabis use, unspecified.

Key Diagnostic Point:

Cannabis use, unspecified (F12.9) refers to a pattern of cannabis consumption that does not meet the criteria for cannabis dependence or abuse but still indicates a level of use that may be problematic. This code is utilized when the specifics of the cannabis use are not detailed, making it essential for clinicians to provide comprehensive documentation. Cannabis use can lead to various health issues, including cognitive impairment, anxiety, and potential withdrawal symptoms upon cessation. The diagnosis may arise in contexts where the patient exhibits signs of intoxication or withdrawal but does not fit the criteria for a more severe cannabis use disorder. Treatment options may include counseling, behavioral therapies, and support groups, focusing on reducing use and addressing any co-occurring mental health issues. Accurate coding is crucial for effective treatment planning and insurance reimbursement, necessitating clear documentation of the patient's history and current status regarding cannabis use.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

  • Variability in patient presentation and severity of use
  • Need for detailed documentation to support the diagnosis
  • Differentiation from other substance use disorders
  • Potential for co-occurring mental health conditions

Audit Risk Factors

  • Insufficient documentation of cannabis use history
  • Lack of clarity on the impact of use on daily functioning
  • Inconsistent coding practices among providers
  • Failure to document co-occurring conditions

Specialty Focus

Medical Specialties

Addiction Medicine

Documentation Requirements

Comprehensive assessment of substance use history, including frequency and quantity of cannabis use.

Common Clinical Scenarios

Patients seeking help for cannabis-related issues, including withdrawal symptoms or social/legal consequences.

Billing Considerations

Consideration of co-occurring mental health disorders and the need for integrated treatment approaches.

Psychiatry

Documentation Requirements

Detailed mental health evaluations, including the impact of cannabis use on mood and cognition.

Common Clinical Scenarios

Patients presenting with anxiety or depression potentially exacerbated by cannabis use.

Billing Considerations

Assessment of the patient's overall mental health status and any history of substance use disorders.

Coding Guidelines

Inclusion Criteria

Use F12.9 When
  • According to ICD
  • 10 coding guidelines, F12
  • 9 should be used when cannabis use is documented but lacks specificity regarding dependence or abuse
  • It is essential to ensure that the documentation reflects the patient's current status and any treatment plans

Exclusion Criteria

Do NOT use F12.9 When
No specific exclusions found.

Related ICD-10 Codes

Related CPT Codes

H0001CPT Code

Behavioral health assessment

Clinical Scenario

Used when assessing a patient for cannabis use issues.

Documentation Requirements

Complete assessment notes detailing the patient's history and current use.

Specialty Considerations

Addiction specialists should ensure comprehensive evaluations are conducted.

ICD-10 Impact

Diagnostic & Documentation Impact

Enhanced Specificity

ICD-10 Improvements

The transition to ICD-10 has allowed for more specific coding of cannabis-related disorders, improving the ability to track and treat cannabis use issues effectively. F12.9 provides a broad category for unspecified cannabis use, which can help in identifying trends in usage patterns.

ICD-9 vs ICD-10

The transition to ICD-10 has allowed for more specific coding of cannabis-related disorders, improving the ability to track and treat cannabis use issues effectively. F12.9 provides a broad category for unspecified cannabis use, which can help in identifying trends in usage patterns.

Reimbursement & Billing Impact

The transition to ICD-10 has allowed for more specific coding of cannabis-related disorders, improving the ability to track and treat cannabis use issues effectively. F12.9 provides a broad category for unspecified cannabis use, which can help in identifying trends in usage patterns.

Resources

Clinical References

  • •
    Substance Abuse and Mental Health Services Administration (SAMHSA)

Coding & Billing References

  • •
    Substance Abuse and Mental Health Services Administration (SAMHSA)

Frequently Asked Questions

What does F12.9 indicate?

F12.9 indicates unspecified cannabis use, which may not meet the criteria for dependence or abuse but still reflects a level of use that could be problematic.

When should I use F12.9?

Use F12.9 when the patient's cannabis use is documented but lacks specific details regarding dependence or abuse.