F16.183
Billable codeHallucinogen abuse with hallucinogen persisting perception disorder (flashbacks)
The ICD-10 code for hallucinogen abuse with hallucinogen persisting perception disorder (flashbacks) is F16.183.
Documentation support
General coding-documentation guidance — not a substitute for payer-specific requirements or professional coding judgment.
- •As a general rule, code to the highest level of specificity supported by the documentation in the medical record.
Related codes in this category
- F16.180Hallucinogen abuse with hallucinogen-induced anxiety disorder
- F16.188Hallucinogen abuse with other hallucinogen-induced disorder
- F16.183Hallucinogen abuse with hallucinogen persisting perception disorder (flashbacks)
ICD-9-CM equivalent
Informational only — GEM mappings are approximate, not guaranteed one-to-one equivalents. Verify before use in billing.
- 29289Approximate match
Associated MS-DRGs
F16.183 can serve as the principal diagnosis for these Medicare Severity Diagnosis-Related Groups.
Informational only — actual DRG assignment also depends on procedures, complications/comorbidities (CC/MCC), discharge status, and payer-specific rules not reflected here.