Is F63 a billable ICD-10-CM code?

No. F63 is a non-billable header code. Code to a higher level of specificity using one of its child codes.

Where does F63 sit in the tabular list?

Mental, Behavioral and Neurodevelopmental disorders (F01-F99), in the block Disorders of adult personality and behavior (F60-F69).

F63

F63 — Impulse disorders

Non-billable headerICD-10-CM

F63 is a non-billable header ICD-10-CM code for impulse disorders. It cannot be billed on its own: choose one of the more specific child codes below.

Excludes2 — not included here, but may coexist

The excluded condition is not part of this code, but a patient can have both. You may code both.

habitual excessive use of alcohol or psychoactive substances (F10-F19)
impulse disorders involving sexual behavior (F65.-)

Other codes that can never be billed with F63

These codes carry an Excludes1 note pointing at F63. The conflict binds both ways, but ICD-10-CM only writes it down on one side — so you would not find this by reading F63 alone.

L65Other nonscarring hair loss
Z72.6Gambling and betting

Risk adjustment

F63 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 F63

6 child codes. Green means billable.

Questions about F63

Is F63 a billable ICD-10-CM code?: No. F63 is a non-billable header code. Code to a higher level of specificity using one of its child codes.
Where does F63 sit in the tabular list?: Mental, Behavioral and Neurodevelopmental disorders (F01-F99), in the block Disorders of adult personality and behavior (F60-F69).