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    v1.0.28
    OpenPayerBilling CodesMental and behavioral disorders due to psychoactive substance useICD-10-CM f18-inhalant-related-disorders
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    ICD-10-CM Code For Inhalant Related Disorders: Group Overview

    The International Classification of Diseases, Tenth Revision, Clinical Modification (ICD-10-CM) code group F18 includes diagnoses for disorders due to the use of inhaled volatile substances such as acute intoxication, harmful use, dependence, withdrawal, and other specified or unspecified inhalant-related conditions. These ICD-10-CM diagnosis codes are used to document clinical encounters involving inhalant misuse or dependence, capturing severity, associated complications, and any organ system involvement such as neurologic or respiratory effects. Accurate coding within the ICD-10-CM F18 group supports proper claim adjudication, complete clinical documentation, and appropriate reimbursement.

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    ICD-10-CM F18: Inhalant Related Disorders Overview

    The ICD-10-CM F18 code group covers mental and behavioral disorders related to the use of inhaled volatile substances, including acute intoxication, harmful use, dependence, and associated complications. These conditions primarily affect the central nervous system and can cause respiratory, cardiac, and neurocognitive sequelae. Accurate coding matters for appropriate clinical documentation and supports correct claim processing and reimbursement.

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    When to Use

    Use a code from this group when a patient encounter documents inhalant use leading to intoxication, harmful use, dependence, withdrawal, or other inhalant-related disorders that require clinical care. Select codes that reflect the specific clinical presentation, severity, and any complicating organ system involvement documented in the medical record.

    ICD-10-CM Codes

    39 rows

    ICD-10-CM CodeDescription
    F18.10Inhalant abuse, uncomplicated
    F18.11Inhalant abuse, in remission
    F18.120Inhalant abuse with intoxication, uncomplicated
    F18.121Inhalant abuse with intoxication delirium
    F18.129Inhalant abuse with intoxication, unspecified
    F18.14Inhalant abuse with inhalant-induced mood disorder
    F18.150Inhalant abuse with inhalant-induced psychotic disorder with delusions
    F18.151Inhalant abuse with inhalant-induced psychotic disorder with hallucinations
    F18.159Inhalant abuse with inhalant-induced psychotic disorder, unspecified
    F18.17Inhalant abuse with inhalant-induced dementia
    F18.180Inhalant abuse with inhalant-induced anxiety disorder
    F18.188Inhalant abuse with other inhalant-induced disorder
    F18.19Inhalant abuse with unspecified inhalant-induced disorder
    F18.20Inhalant dependence, uncomplicated
    F18.21Inhalant dependence, in remission
    F18.220Inhalant dependence with intoxication, uncomplicated
    F18.221Inhalant dependence with intoxication delirium
    F18.229Inhalant dependence with intoxication, unspecified
    F18.24Inhalant dependence with inhalant-induced mood disorder
    F18.250Inhalant dependence with inhalant-induced psychotic disorder with delusions

    Showing 1–20 of 39

    DRG Codes

    4 rows

    DRG CodeDescription
    894Alcohol, Drug Abuse or Dependence, Left AMA
    895Alcohol, Drug Abuse or Dependence with Rehabilitation Therapy
    896Alcohol, Drug Abuse or Dependence without Rehabilitation Therapy with MCC
    897Alcohol, Drug Abuse or Dependence without Rehabilitation Therapy without MCC

    Related Codes

    F10-ALCOHOL-RELATED-DISORDERS

    ICD-10-CM Code For Alcohol Related Disorders: Group Overview

    F11-OPIOID-RELATED-DISORDERS

    ICD-10-CM Code For Opioid Related Disorders: Group Overview

    F12-CANNABIS-RELATED-DISORDERS

    ICD-10-CM Code For Cannabis Related Disorders: Group Overview

    F13-SEDATIVE-HYPNOTIC-ANXIOLYTIC-DISORDERS

    ICD-10-CM Code For Sedative Hypnotic Or Anxiolytic Related Disorders: Group Overview

    F14-COCAINE-RELATED-DISORDERS

    ICD-10-CM Code For Cocaine Related Disorders: Group Overview

    F15-OTHER-STIMULANT-RELATED-DISORDERS

    ICD-10-CM Code For Other Stimulant Related Disorders: Group Overview

    F16-HALLUCINOGEN-RELATED-DISORDERS

    ICD-10-CM Code For Hallucinogen Related Disorders: Group Overview

    F17-NICOTINE-DEPENDENCE

    ICD-10-CM Code For Nicotine Dependence: Group Overview

    F19-OTHER-PSYCHOACTIVE-SUBSTANCE-RELATED-DISORDERS

    ICD-10-CM Code For Other Psychoactive Substance Related Disorders: Group Overview

    Frequently Asked Questions

    References

    1. 1.CPT® Codes and Descriptions. AAPC. Retrieved Aug 11, 2026.Maintains the CPT code set's official descriptions and guidelines, licensed from the American Medical Association, used as the definitional source for CPT codes on this page.
    2. 2.HCPCS Quarterly Update. Centers for Medicare & Medicaid Services (CMS). Retrieved Aug 11, 2026.CMS's quarterly release of HCPCS Level II codes and short/long descriptors, the source for HCPCS code definitions and update history.
    3. 3.ICD-10-CM Full Code List. Centers for Medicare & Medicaid Services (CMS). Retrieved Aug 11, 2026.CMS's complete ICD-10-CM diagnosis code list, used to cross-reference diagnosis codes associated with this procedure or service.
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