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ICD-10 Guide
ICD-10 CodesF19.91

F19.91

Billable

Other psychoactive substance use, unspecified, in remission

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

Code Description

ICD-10 F19.91 is a billable code used to indicate a diagnosis of other psychoactive substance use, unspecified, in remission.

Key Diagnostic Point:

F19.91 refers to individuals who have a history of using psychoactive substances but are currently in a state of remission. This code is used when the specific substance is not identified, and the individual does not exhibit any symptoms of substance use disorder at the time of assessment. Remission indicates that the individual has not engaged in substance use for a specified period, typically at least 12 months, and is not experiencing withdrawal symptoms or intoxication. The diagnosis is crucial for treatment planning, as it helps healthcare providers understand the patient's history and current status. Treatment programs may include counseling, support groups, and medication-assisted therapies aimed at maintaining remission and preventing relapse. Accurate coding is essential for proper treatment reimbursement and tracking the effectiveness of interventions aimed at substance use disorders.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

  • Unspecified nature of the substance used
  • Variability in remission definitions across treatment programs
  • Need for comprehensive patient history documentation
  • Potential overlap with other substance use codes

Audit Risk Factors

  • Inadequate documentation of remission status
  • Failure to specify the psychoactive substance when known
  • Inconsistent use of the code across different encounters
  • Lack of follow-up documentation on treatment progress

Specialty Focus

Medical Specialties

Addiction Medicine

Documentation Requirements

Detailed history of substance use, treatment history, and current remission status.

Common Clinical Scenarios

Patients presenting for follow-up after completing a rehabilitation program.

Billing Considerations

Ensure clear documentation of the duration of remission and any ongoing support or treatment.

Psychiatry

Documentation Requirements

Comprehensive mental health assessment, including substance use history and current mental status.

Common Clinical Scenarios

Patients with co-occurring mental health disorders and a history of substance use.

Billing Considerations

Document any psychiatric symptoms that may complicate the remission status.

Coding Guidelines

Inclusion Criteria

Use F19.91 When
  • According to ICD
  • 10 guidelines, F19
  • 91 should be used when the patient has a documented history of psychoactive substance use but is currently in remission
  • It is important to ensure that the remission status is clearly documented and that the code is not used for patients who are actively using substances

Exclusion Criteria

Do NOT use F19.91 When
No specific exclusions found.

Related ICD-10 Codes

Related CPT Codes

99406CPT Code

Smoking and tobacco use cessation counseling visit

Clinical Scenario

Used for patients in remission from tobacco use.

Documentation Requirements

Document the counseling session and patient progress.

Specialty Considerations

Ensure that the counseling aligns with the patient's remission status.

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 remission states. This specificity aids in better tracking of treatment outcomes and resource allocation for addiction services.

ICD-9 vs ICD-10

The transition to ICD-10 has allowed for more specific coding of substance use disorders, including remission states. This specificity aids in better tracking of treatment outcomes and resource allocation for addiction services.

Reimbursement & Billing Impact

The transition to ICD-10 has allowed for more specific coding of substance use disorders, including remission states. This specificity aids in better tracking of treatment outcomes and resource allocation for addiction services.

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 'in remission' mean in the context of F19.91?

In the context of F19.91, 'in remission' means that the individual has not engaged in psychoactive substance use for a specified period, typically at least 12 months, and is not experiencing withdrawal symptoms or intoxication.