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F16.10

Billable

Hallucinogen abuse, uncomplicated

HCC Category Mapping

V28HCC 138Drug Use Disorder/Substance Use Disorder, Mild
0.476
V24HCC 56Drug/Alcohol Abuse, Without Dependence
0.000
ESRDHCC 56Drug/Alcohol Abuse, Without Dependence
0.000

What This Code Means

A condition where someone abuses hallucinogenic drugs (like LSD or psilocybin) without current complications or withdrawal symptoms.

Coding Tips

  • This code indicates abuse (harmful use) rather than dependence; the distinction is important for treatment planning
  • Document the specific hallucinogen being abused if identifiable

Clinical Significance

Hallucinogen abuse, uncomplicated, captures the harmful pattern of hallucinogenic drug use (LSD, psilocybin, mescaline, DMT) without current complications. While hallucinogens have a lower physical dependence profile than other substances, they carry significant psychiatric risks including persistent perceptual disorders and triggered psychotic episodes. This diagnosis is important for risk stratification and monitoring for potential psychiatric complications.

Documentation Requirements

  • Documented pattern of hallucinogen abuse meeting clinical criteria for harmful use
  • Specific hallucinogen identified when possible (LSD, psilocybin, phencyclidine, etc.)
  • Note: PCP is coded under F16 only for non-PCP hallucinogens; PCP has separate codes (F16.1x series includes 'other hallucinogen' — verify substance type)
  • Absence of current intoxication, withdrawal, or other complications
  • Impact on social, occupational, or other important areas of functioning

Commonly Confused Codes

Code Hierarchy

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