F16.21

Hallucinogen dependence, in remission

Billable / specificHCC V28 137

F16.21 is a billable, specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes in FY2027.

Inclusion terms

Applicable to

  • Other hallucinogen use disorder, moderate, in early remission
  • Other hallucinogen use disorder, moderate, in sustained remission
  • Other hallucinogen use disorder, severe, in early remission
  • Other hallucinogen use disorder, severe, in sustained remission
  • Phencyclidine use disorder, moderate, in early remission
  • Phencyclidine use disorder, moderate, in sustained remission
  • Phencyclidine use disorder, severe, in early remission
  • Phencyclidine use disorder, severe, in sustained remission

Includes (from F16)

  • disorders of psychological development
  • ecstasy
  • PCP
  • phencyclidine

Excludes1

Not coded here — never report together with this code.

Excludes2

Not included here — may be reported together when both conditions exist.

  • symptoms, signs and abnormal clinical laboratory findings, not elsewhere classified (R00-R99) (from F16)

Also known as

  • Other hallucinogen use disorder, moderate, in early remission
  • Other hallucinogen use disorder, moderate, in sustained remission
  • Other hallucinogen use disorder, severe, in early remission
  • Other hallucinogen use disorder, severe, in sustained remission
  • Phencyclidine use disorder, moderate, in early remission
  • Phencyclidine use disorder, moderate, in sustained remission
  • Phencyclidine use disorder, severe, in early remission
  • Phencyclidine use disorder, severe, in sustained remission
  • Dependence, drug NEC, hallucinogen, in remission
  • Disorder, hallucinogen use, moderate or severe, in remission
  • Disorder, phencyclidine use, moderate or severe, in remission

Parent code

  • F16.2Hallucinogen dependenceHeader

Related codes

  • F16.20Hallucinogen dependence, uncomplicatedBillable
  • F16.22Hallucinogen dependence with intoxicationHeader
  • F16.24Hallucinogen dependence with hallucinogen-induced mood disorderBillable
  • F16.25Hallucinogen dependence with hallucinogen-induced psychotic disorderHeader
  • F16.28Hallucinogen dependence with other hallucinogen-induced disorderHeader
  • F16.29Hallucinogen dependence with unspecified hallucinogen-induced disorderBillable

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