F28Billable

Other psychotic disorder not due to a substance or known physiological condition

Short description: Oth psych disorder not due to a sub or known physiol cond

Chapter
5. Mental, Behavioral and Neurodevelopmental disorders
Category
F28
Effective date
October 1, 2026

Frequently asked questions

What is ICD-10 code F28?

F28 is an ICD-10-CM diagnosis code for Other psychotic disorder not due to a substance or known physiological condition.

Is F28 a billable code?

Yes. F28 is billable and specific enough to be used on a claim.

What ICD-10-CM chapter is F28 in?

F28 falls under Chapter 5: Mental, Behavioral and Neurodevelopmental disorders.

When did F28 become effective?

F28 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.

ICD-10-CM data maintained by CDC/CMS (public domain). Always verify codes with authoritative sources before making coding or billing decisions.