2018 ICD-10-CM Diagnosis Code F16.20

Hallucinogen dependence, uncomplicated

Applicable To
  • Other hallucinogen use disorder, moderate
  • Other hallucinogen use disorder, severe
  • Phencyclidine use disorder, moderate
  • Phencyclidine use disorder, severe
The following code(s) above F16.20 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 F16.20:
  • F01-F99
    2018 ICD-10-CM Range F01-F99

    Mental, Behavioral and Neurodevelopmental disorders

    • 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 Non-Billable/Non-Specific Code
    • ecstasy
    • PCP
    • phencyclidine
    Hallucinogen related disorders
  • F16.2
    ICD-10-CM Diagnosis Code F16.2

    Hallucinogen dependence

      2016 2017 2018 Non-Billable/Non-Specific Code
    Type 1 Excludes
    • hallucinogen abuse (F16.1-)
    • hallucinogen use, unspecified (F16.9-)
    Hallucinogen dependence
Approximate Synonyms ICD-10-CM F16.20 is grouped within Diagnostic Related Group(s) (MS-DRG v35.0):

Convert F16.20 to ICD-9-CM

Code History

Diagnosis Index entries containing back-references to F16.20:

ICD-10-CM Codes Adjacent To F16.20
F16.15 Hallucinogen abuse with hallucinogen-induced psychotic disorder
F16.150 …… with delusions
F16.151 …… with hallucinations
F16.159 …… unspecified
F16.18 Hallucinogen abuse with other hallucinogen-induced disorder
F16.180 Hallucinogen abuse with hallucinogen-induced anxiety disorder
F16.183 Hallucinogen abuse with hallucinogen persisting perception disorder (flashbacks)
F16.188 Hallucinogen abuse with other hallucinogen-induced disorder
F16.19 …… with unspecified hallucinogen-induced disorder
F16.2 Hallucinogen dependence
F16.20 …… uncomplicated
F16.21 …… in remission
F16.22 Hallucinogen dependence with intoxication
F16.220 …… uncomplicated
F16.221 …… with delirium
F16.229 …… unspecified
F16.24 …… with hallucinogen-induced mood disorder
F16.25 Hallucinogen dependence with hallucinogen-induced psychotic disorder
F16.250 …… with delusions
F16.251 …… with hallucinations
F16.259 …… unspecified

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