F04
Amnestic disorder due to known physiological condition
HCC risk adjustment mapping
CMS-HCC ESRD V24
Dementia Without Complication
RxHCC V08
Dementia, Except Alzheimer's Disease
Coding notes
Excludes 1 never coded together · Excludes 2 may co-exist
amnesia NOS (R41.3) anterograde amnesia (R41.1) dissociative amnesia (F44.0) retrograde amnesia (R41.2)
alcohol-induced or unspecified Korsakov's syndrome (F10.26, F10.96) Korsakov's syndrome induced by other psychoactive substances (F13.26, F13.96, F19.16, F19.26, F19.96)
the underlying physiological condition
Korsakov's psychosis or syndrome, nonalcoholic
This block comprises a range of mental disorders grouped together on the basis of their having in common a demonstrable etiology in cerebral disease, brain injury, or other insult leading to cerebral dysfunction. The dysfunction may be primary, as in diseases, injuries, and insults that affect the brain directly and selectively; or secondary, as in systemic diseases and disorders that attack the brain only as one of the multiple organs or systems of the body that are involved.
disorders of psychological development
symptoms, signs and abnormal clinical laboratory findings, not elsewhere classified (R00-R99)
Official Guidelines for F04
FY 2026 ›Find F04 in the alphabetic index
12 index paths lead to this code
- Amnes
- Meynert's amentia
- Toxemica cerebropathia psychica
- Amentia › Meynert's
- Disease, diseased › Korsakoff's
- Korsakoff's › nonalcoholic
- Psychosis, psychotic › Korsakoff's, Korsakov's, Korsakow's
- Syndrome › Korsakoff
- Syndrome › Wernicke-Korsakoff
- Wernicke-Korsakoff's syndrome or psychosis › nonalcoholic
- Disorder › amnesic, amnestic › due to general medical condition
- Syndrome › organic › amnesic