2019 ICD-10-CM Diagnosis Code F16.959

Hallucinogen use, unspecified with hallucinogen-induced psychotic disorder, unspecified

    2016 2017 2018 2019 Billable/Specific Code
  • F16.959 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
  • Short description: Hallucinogen use, unsp w psychotic disorder, unsp
  • The 2019 edition of ICD-10-CM F16.959 became effective on October 1, 2018.
  • This is the American ICD-10-CM version of F16.959 - other international versions of ICD-10 F16.959 may differ.
Applicable To
  • Other hallucinogen induced psychotic disorder, without use disorder
  • Phencyclidine induced psychotic disorder, without use disorder
The following code(s) above F16.959 contain annotation back-references
Annotation Back-References
In this context, annotation back-references refer to codes that contain:
  • Applicable To annotations, or
  • Code Also annotations, or
  • Code First annotations, or
  • Excludes1 annotations, or
  • Excludes2 annotations, or
  • Includes annotations, or
  • Note annotations, or
  • Use Additional annotations
that may be applicable to F16.959:
  • F01-F99
    2019 ICD-10-CM Range F01-F99

    Mental, Behavioral and Neurodevelopmental disorders

    Includes
    • disorders of psychological development
    Type 2 Excludes
    • symptoms, signs and abnormal clinical laboratory findings, not elsewhere classified (R00-R99)
    Mental, Behavioral and Neurodevelopmental disorders
  • F16
    ICD-10-CM Diagnosis Code F16

    Hallucinogen related disorders

      2016 2017 2018 2019 Non-Billable/Non-Specific Code
    Includes
    • ecstasy
    • PCP
    • phencyclidine
    Hallucinogen related disorders
  • F16.9
    ICD-10-CM Diagnosis Code F16.9

    Hallucinogen use, unspecified

      2016 2017 2018 2019 Non-Billable/Non-Specific Code
    Type 1 Excludes
    Hallucinogen use, unspecified
Approximate Synonyms
  • Hallucinogen induced psychotic disorder
  • Pcp induced psychosis
  • Pcp induced psychotic disorder
  • Phencyclidine-induced psychosis
  • Psychotic disorder caused by hallucinogen
ICD-10-CM F16.959 is grouped within Diagnostic Related Group(s) (MS-DRG v36.0):
  • 894 Alcohol, drug abuse or dependence, left ama
  • 895 Alcohol, drug abuse or dependence with rehabilitation therapy
  • 896 Alcohol, drug abuse or dependence without rehabilitation therapy with mcc
  • 897 Alcohol, drug abuse or dependence without rehabilitation therapy without mcc

Convert F16.959 to ICD-9-CM

Code History
  • 2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM)
  • 2017 (effective 10/1/2016): No change
  • 2018 (effective 10/1/2017): No change
  • 2019 (effective 10/1/2018): No change

Diagnosis Index entries containing back-references to F16.959:

ICD-10-CM Codes Adjacent To F16.959
F16.9 Hallucinogen use, unspecified
F16.90 …… uncomplicated
F16.92 Hallucinogen use, unspecified with intoxication
F16.920 …… uncomplicated
F16.921 …… with delirium
F16.929 …… unspecified
F16.94 …… with hallucinogen-induced mood disorder
F16.95 Hallucinogen use, unspecified with hallucinogen-induced psychotic disorder
F16.950 …… with delusions
F16.951 …… with hallucinations
F16.959 …… unspecified
F16.98 Hallucinogen use, unspecified with other specified hallucinogen-induced disorder
F16.980 Hallucinogen use, unspecified with hallucinogen-induced anxiety disorder
F16.983 Hallucinogen use, unspecified with hallucinogen persisting perception disorder (flashbacks)
F16.988 Hallucinogen use, unspecified with other hallucinogen-induced disorder
F16.99 …… with unspecified hallucinogen-induced disorder
F17 Nicotine dependence
F17.2 Nicotine dependence
F17.20 Nicotine dependence, unspecified
F17.200 …… uncomplicated
F17.201 …… in remission

Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.