2021 ICD-10-CM Code F16.129

Hallucinogen abuse with intoxication, unspecified

Version 2021

Valid for Submission

ICD-10:F16.129
Short Description:Hallucinogen abuse with intoxication, unspecified
Long Description:Hallucinogen abuse with intoxication, unspecified

Code Classification

  • Mental and behavioural disorders (F00–F99)
    • Mental and behavioral disorders due to psychoactive substance use (F10-F19)
      • Hallucinogen related disorders (F16)

F16.129 is a billable diagnosis code used to specify a medical diagnosis of hallucinogen abuse with intoxication, unspecified. The code F16.129 is valid during the fiscal year 2021 from October 01, 2020 through September 30, 2021 for the submission of HIPAA-covered transactions.

The ICD-10-CM code F16.129 might also be used to specify conditions or terms like hallucinogen intoxication, intoxication caused by dissociative drug or intoxication caused by ketamine.

Unspecified diagnosis codes like F16.129 are acceptable when clinical information is unknown or not available about a particular condition. Although a more specific code is preferable, unspecified codes should be used when such codes most accurately reflect what is known about a patient's condition. Specific diagnosis codes should not be used if not supported by the patient's medical record.

Index to Diseases and Injuries

The Index to Diseases and Injuries is an alphabetical listing of medical terms, with each term mapped to one or more ICD-10 code(s). The following references for the code F16.129 are found in the index:

Approximate Synonyms

The following clinical terms are approximate synonyms or lay terms that might be used to identify the correct diagnosis code:

Convert F16.129 to ICD-9 Code

The General Equivalency Mapping (GEM) crosswalk indicates an approximate mapping between the ICD-10 code F16.129 its ICD-9 equivalent. The approximate mapping means there is not an exact match between the ICD-10 code and the ICD-9 code and the mapped code is not a precise representation of the original code.

Information for Patients


Drug Abuse

Also called: Substance abuse

Drug abuse is a serious public health problem that affects almost every community and family in some way. Each year drug abuse causes millions of serious illnesses or injuries among Americans. Abused drugs include

Drug abuse also plays a role in many major social problems, such as drugged driving, violence, stress, and child abuse. Drug abuse can lead to homelessness, crime, and missed work or problems with keeping a job. It harms unborn babies and destroys families. There are different types of treatment for drug abuse. But the best is to prevent drug abuse in the first place.

NIH: National Institute on Drug Abuse


[Learn More in MedlinePlus]

Code History

  • FY 2021 - No Change, effective from 10/1/2020 through 9/30/2021
  • FY 2020 - No Change, effective from 10/1/2019 through 9/30/2020
  • FY 2019 - No Change, effective from 10/1/2018 through 9/30/2019
  • FY 2018 - No Change, effective from 10/1/2017 through 9/30/2018
  • FY 2017 - No Change, effective from 10/1/2016 through 9/30/2017
  • FY 2016 - New Code, effective from 10/1/2015 through 9/30/2016 (First year ICD-10-CM implemented into the HIPAA code set)