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ICD-10 Guide
ICD-10 CodesF15.959

F15.959

Billable

Other stimulant use, unspecified with stimulant-induced psychotic disorder, unspecified

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

Code Description

ICD-10 F15.959 is a billable code used to indicate a diagnosis of other stimulant use, unspecified with stimulant-induced psychotic disorder, unspecified.

Key Diagnostic Point:

F15.959 refers to a condition characterized by the use of unspecified stimulants leading to a psychotic disorder. Stimulants, which include substances like amphetamines and cocaine, can induce symptoms such as hallucinations, delusions, and severe agitation. This code is used when the specific stimulant is not identified, but the individual exhibits significant psychological disturbances as a result of stimulant use. The psychotic disorder may manifest as paranoia, disorganized thinking, or other symptoms that impair functioning. Treatment typically involves managing the acute psychotic symptoms, which may require hospitalization, and addressing the underlying substance use disorder through rehabilitation programs. These programs often include behavioral therapies, counseling, and support groups to help individuals recover from addiction and prevent relapse.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

  • Unspecified stimulant use complicates diagnosis and treatment planning.
  • Differentiating between stimulant-induced psychosis and primary psychotic disorders.
  • Need for comprehensive documentation of substance use history.
  • Potential for co-occurring mental health disorders requiring careful assessment.

Audit Risk Factors

  • Inadequate documentation of substance use history.
  • Failure to specify the type of stimulant used.
  • Misdiagnosis of primary psychotic disorders instead of stimulant-induced disorders.
  • Lack of evidence for the severity of psychotic symptoms.

Specialty Focus

Medical Specialties

Psychiatry

Documentation Requirements

Detailed history of substance use, mental status examination, and treatment plan.

Common Clinical Scenarios

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

Billing Considerations

Differentiating between stimulant-induced psychosis and other psychiatric disorders.

Addiction Medicine

Documentation Requirements

Comprehensive assessment of substance use patterns and psychosocial factors.

Common Clinical Scenarios

Patients in withdrawal or seeking treatment for stimulant addiction.

Billing Considerations

Integration of mental health treatment with substance use disorder management.

Coding Guidelines

Inclusion Criteria

Use F15.959 When
  • According to ICD
  • 10 guidelines, F15
  • 959 should be used when there is evidence of stimulant use leading to psychotic symptoms, and the specific stimulant is not identified
  • Coders must ensure that the documentation supports the diagnosis and that other potential causes of psychosis are ruled out

Exclusion Criteria

Do NOT use F15.959 When
No specific exclusions found.

Related ICD-10 Codes

Related CPT Codes

99214CPT Code

Established patient office visit, level 4

Clinical Scenario

Used for follow-up visits for patients with stimulant-induced psychosis.

Documentation Requirements

Document the patient's history, mental status, and treatment plan.

Specialty Considerations

Psychiatrists should focus on the mental health assessment and treatment adjustments.

ICD-10 Impact

Diagnostic & Documentation Impact

Enhanced Specificity

ICD-10 Improvements

The transition to ICD-10 has allowed for more specific coding of stimulant use disorders, including the ability to capture the nuances of stimulant-induced psychosis. This specificity aids in better tracking of treatment outcomes and resource allocation.

ICD-9 vs ICD-10

The transition to ICD-10 has allowed for more specific coding of stimulant use disorders, including the ability to capture the nuances of stimulant-induced psychosis. This specificity aids in better tracking of treatment outcomes and resource allocation.

Reimbursement & Billing Impact

reimbursement.

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 be documented to support the use of F15.959?

Document the patient's substance use history, the onset and duration of psychotic symptoms, and the treatment plan, including any interventions for both the psychosis and substance use disorder.