Is F25 a billable ICD-10-CM code?

No. F25 is a non-billable header code. Code to a higher level of specificity using one of its child codes.

Where does F25 sit in the tabular list?

Mental, Behavioral and Neurodevelopmental disorders (F01-F99), in the block Schizophrenia, schizotypal, delusional, and other non-mood psychotic disorders (F20-F29).

What cannot be coded together with F25?

F25 carries an Excludes1 note, which means the conditions it lists can never be coded together with it on the same encounter.

F25

F25 — Schizoaffective disorders

Non-billable headerICD-10-CM

F25 is a non-billable header ICD-10-CM code for schizoaffective disorders. It cannot be billed on its own: choose one of the more specific child codes below.

Excludes1 — never code together

These conditions cannot occur together. Billing both on the same encounter is a denial.

mood [affective] disorders with psychotic symptoms (F30.2, F31.2, F31.5, F31.64, F32.3, F33.3)
schizophrenia (F20.-)

Other codes that can never be billed with F25

These codes carry an Excludes1 note pointing at F25. The conflict binds both ways, but ICD-10-CM only writes it down on one side — so you would not find this by reading F25 alone.

F20Schizophrenia

Risk adjustment

F25 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 F25

4 child codes. Green means billable.

Questions about F25

Is F25 a billable ICD-10-CM code?: No. F25 is a non-billable header code. Code to a higher level of specificity using one of its child codes.
Where does F25 sit in the tabular list?: Mental, Behavioral and Neurodevelopmental disorders (F01-F99), in the block Schizophrenia, schizotypal, delusional, and other non-mood psychotic disorders (F20-F29).
What cannot be coded together with F25?: F25 carries an Excludes1 note, which means the conditions it lists can never be coded together with it on the same encounter.