ICD-10 Logo
ICDxICD-10 Medical Coding
ICD-10 Logo
ICDxICD-10 Medical Coding
ICD 10 CodesDiagnoses
ICD 10 CodesDiagnoses
ICD-10 Logo
ICDxICD-10 Medical Coding

Comprehensive ICD-10-CM code reference with AI-powered search capabilities.

© 2025 ICD Code Compass. All rights reserved.

Browse

  • All Chapters
  • All Categories
  • Diagnoses

Tools

  • AI Code Search
ICD-10-CM codes are maintained by the CDC and CMS. This tool is for reference purposes only.
v1.0.0
ICD-10 Guide
ICD-10 CodesF19.959

F19.959

Billable

Other psychoactive substance use, unspecified with psychoactive substance-induced psychotic disorder, unspecified

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

Code Description

ICD-10 F19.959 is a billable code used to indicate a diagnosis of other psychoactive substance use, unspecified with psychoactive substance-induced psychotic disorder, unspecified.

Key Diagnostic Point:

F19.959 refers to a condition characterized by the use of unspecified psychoactive substances that lead to a psychotic disorder. This code is used when a patient exhibits symptoms of psychosis, such as hallucinations, delusions, or disorganized thinking, as a direct result of substance use. The term 'other psychoactive substances' encompasses a wide range of drugs that may not be specifically classified under other categories, including synthetic drugs, designer drugs, or substances not commonly recognized. The psychotic disorder induced by these substances can vary in severity and duration, often requiring comprehensive assessment and treatment. Clinicians must evaluate the patient's substance use history, the specific substances involved, and the duration of use to provide appropriate care. Treatment typically involves detoxification, psychiatric support, and rehabilitation programs tailored to address both the substance use disorder and the psychotic symptoms.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

  • Variety of psychoactive substances that may not be specifically identified
  • Need for comprehensive documentation of substance use history
  • Differentiation between substance-induced symptoms and primary psychiatric disorders
  • Potential for co-occurring mental health conditions

Audit Risk Factors

  • Insufficient documentation of substance use history
  • Lack of clarity on the specific psychoactive substance used
  • Inadequate differentiation from primary psychotic disorders
  • Failure to document treatment plans and follow-up care

Specialty Focus

Medical Specialties

Psychiatry

Documentation Requirements

Detailed patient history, including substance use and mental health evaluations.

Common Clinical Scenarios

Patients presenting with acute psychosis following substance use, requiring hospitalization.

Billing Considerations

Ensure clear documentation of the timeline of substance use and onset of psychotic symptoms.

Addiction Medicine

Documentation Requirements

Comprehensive assessment of substance use patterns and treatment history.

Common Clinical Scenarios

Patients in withdrawal or experiencing complications from poly-substance use.

Billing Considerations

Documenting the specific substances involved and their impact on mental health.

Coding Guidelines

Inclusion Criteria

Use F19.959 When
  • According to ICD
  • 10 coding guidelines, F19
  • 959 should be used when the specific psychoactive substance is not identified, but there is clear evidence of substance
  • induced psychotic disorder
  • Coders must ensure that the documentation supports the diagnosis and that the symptoms are directly attributable to substance use

Exclusion Criteria

Do NOT use F19.959 When
No specific exclusions found.

Related ICD-10 Codes

Related CPT Codes

99223CPT Code

Initial hospital care, typically 70 minutes or more

Clinical Scenario

Used when a patient is admitted for acute psychosis due to substance use.

Documentation Requirements

Detailed history and examination findings, including substance use history.

Specialty Considerations

Psychiatrists should document the mental status examination thoroughly.

ICD-10 Impact

Diagnostic & Documentation Impact

Enhanced Specificity

ICD-10 Improvements

The transition to ICD-10 has allowed for more specific coding of substance use disorders, including the ability to capture the complexity of cases like F19.959. This specificity aids in better understanding and treatment of patients with substance-induced psychotic disorders.

ICD-9 vs ICD-10

The transition to ICD-10 has allowed for more specific coding of substance use disorders, including the ability to capture the complexity of cases like F19.959. This specificity aids in better understanding and treatment of patients with substance-induced psychotic disorders.

Reimbursement & Billing Impact

The transition to ICD-10 has allowed for more specific coding of substance use disorders, including the ability to capture the complexity of cases like F19.959. This specificity aids in better understanding and treatment of patients with substance-induced psychotic disorders.

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 should I document to support the use of F19.959?

Document the patient's substance use history, the specific symptoms of psychosis observed, and the timeline of events leading to the diagnosis. Include any treatment interventions and responses to care.