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ICD-10 Guide
ICD-10 CodesF18.259

F18.259

Billable

Inhalant dependence with inhalant-induced psychotic disorder, unspecified

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

Code Description

ICD-10 F18.259 is a billable code used to indicate a diagnosis of inhalant dependence with inhalant-induced psychotic disorder, unspecified.

Key Diagnostic Point:

Inhalant dependence with inhalant-induced psychotic disorder, unspecified, refers to a condition where an individual exhibits a compulsive pattern of inhalant use leading to significant impairment or distress, accompanied by psychotic symptoms such as hallucinations or delusions directly attributable to inhalant intoxication. Inhalants include a variety of substances such as solvents, aerosols, and gases that are inhaled for psychoactive effects. The dependence manifests through a strong desire to use inhalants, tolerance, and withdrawal symptoms when not using. The psychotic disorder may present as acute episodes of psychosis during or shortly after inhalant use, which can complicate the clinical picture. Treatment typically involves a combination of behavioral therapies, counseling, and support groups, focusing on cessation of inhalant use and management of psychotic symptoms. Given the potential for severe health consequences, including neurological damage and psychological disturbances, early intervention and comprehensive treatment plans are crucial for recovery.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

  • Differentiating between inhalant dependence and other substance use disorders
  • Identifying the presence of psychotic symptoms
  • Documenting the severity and duration of symptoms
  • Understanding the nuances of withdrawal versus intoxication

Audit Risk Factors

  • Inadequate documentation of inhalant use history
  • Failure to document psychotic symptoms clearly
  • Lack of evidence for treatment interventions
  • Misclassification of the severity of dependence

Specialty Focus

Medical Specialties

Psychiatry

Documentation Requirements

Detailed psychiatric evaluation, including history of substance use and mental health status.

Common Clinical Scenarios

Patients presenting with acute psychosis following inhalant use, or chronic users with persistent psychotic symptoms.

Billing Considerations

Ensure comprehensive documentation of both inhalant use and psychotic symptoms to support the diagnosis.

Addiction Medicine

Documentation Requirements

Thorough assessment of substance use patterns, withdrawal symptoms, and treatment history.

Common Clinical Scenarios

Patients in detoxification programs or those seeking rehabilitation for inhalant dependence.

Billing Considerations

Focus on the impact of inhalant use on overall health and the need for multidisciplinary treatment approaches.

Coding Guidelines

Inclusion Criteria

Use F18.259 When
  • Follow the ICD
  • CM coding guidelines for substance use disorders, ensuring accurate documentation of inhalant use and associated psychotic symptoms
  • Include details on the duration and severity of symptoms to support the diagnosis

Exclusion Criteria

Do NOT use F18.259 When
No specific exclusions found.

Related ICD-10 Codes

Related CPT Codes

H0031CPT Code

Mental health assessment

Clinical Scenario

Used for initial evaluation of patients with suspected inhalant dependence and psychosis.

Documentation Requirements

Comprehensive assessment notes detailing substance use history and mental status.

Specialty Considerations

Psychiatrists should ensure thorough documentation to support the diagnosis.

ICD-10 Impact

Diagnostic & Documentation Impact

Enhanced Specificity

ICD-10 Improvements

The transition to ICD-10 has allowed for more specific coding of inhalant-related disorders, improving the ability to capture the complexities of inhalant dependence and associated psychotic disorders.

ICD-9 vs ICD-10

The transition to ICD-10 has allowed for more specific coding of inhalant-related disorders, improving the ability to capture the complexities of inhalant dependence and associated psychotic disorders.

Reimbursement & Billing Impact

The transition to ICD-10 has allowed for more specific coding of inhalant-related disorders, improving the ability to capture the complexities of inhalant dependence and associated 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 are the key symptoms of inhalant-induced psychotic disorder?

Key symptoms include hallucinations, delusions, and disorganized thinking that occur during or shortly after inhalant use.