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F16.283

Hallucinogen dependence with hallucinogen persisting perception disorder (flashbacks)

Billable FY2026 2025-10-01 → 2026-09-30
Exclusions 3 never code together
F16.2code
Excludes1
  • hallucinogen abuse (F16.1-)F16.1-
  • hallucinogen use, unspecified (F16.9-)F16.9-
F01-F99chapter
Excludes2
  • symptoms, signs and abnormal clinical laboratory findings, not elsewhere classified (R00-R99)R00-R99

Excludes1 — never code together. The excluded condition and this one are mutually exclusive.

Excludes2 — not included here, but the patient may have both. Code both when documented.

Instructional notes 4
F16code
Includes
  • ecstasy
  • PCP
  • phencyclidine
F01-F99chapter
Includes
  • disorders of psychological development
Index entries leading here 3
  • Disorder (of) — see also Disease
  • Dependence (on) (syndrome) F19.20
  • Flashbacks (residual to hallucinogen use) F16.283
Alongside this code 2 same parent — F16.28
F16.280 Hallucinogen dependence w anxiety disorder F16.288 Hallucinogen dependence w oth hallucinogen-induced disorder
Additional references
AHA Coding Clinic® Licence required

Official coding advice for this code. Published by the American Hospital Association. Not included in this installation.

Risk adjustment

CMS22HCC55 CMS28HCC137 ESRD21HCC55 ESRD24HCC55

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This code

Billable
yes
Code set
FY2026
Parent
F16.28
Block
F10-F19
Siblings
2

Present FY2024–FY2027.