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F64

F64Gender identity disorders

Non-billable headerICD-10-CM

F64 is a non-billable header ICD-10-CM code for gender identity disorders. It cannot be billed on its own: choose one of the more specific child codes below.

Other codes that can never be billed with F64

These codes carry an Excludes1 note pointing at F64. The conflict binds both ways, but ICD-10-CM only writes it down on one side — so you would not find this by reading F64 alone.

  • F64.0Transsexualism
  • F64.1Dual role transvestism
  • F64.2Gender identity disorder of childhood

Risk adjustment

F64 does not map to an HCC and does not risk-adjust under CMS-HCC V28. That is normal — most ICD-10 codes do not. It still needs to be coded correctly; it just will not move a RAF score.

Code to one of these instead F64

5 child codes. Green means billable.

Questions about F64

Is F64 a billable ICD-10-CM code?
No. F64 is a non-billable header code. Code to a higher level of specificity using one of its child codes.
Where does F64 sit in the tabular list?
Mental, Behavioral and Neurodevelopmental disorders (F01-F99), in the block Disorders of adult personality and behavior (F60-F69).
ICD-10-CMFY2026-Apr· effective April 1, 2026

Loaded directly from the CMS/NCHS ICD-10-CM public-domain release — see data sources and our editorial policy. If this page disagrees with the CMS tabular list, this page is wrong. Reference information for professional coders; not medical or billing advice.