F48.1Billable

Depersonalization-derealization syndrome

Chapter
5. Mental, Behavioral and Neurodevelopmental disorders
Category
F48
Effective date
October 1, 2026

Related codes in category F48

F48Other nonpsychotic mental disordersF48.2Pseudobulbar affectYesF48.8Other specified nonpsychotic mental disordersYesF48.9Nonpsychotic mental disorder, unspecifiedYes

Frequently asked questions

What is ICD-10 code F48.1?

F48.1 is an ICD-10-CM diagnosis code for Depersonalization-derealization syndrome.

Is F48.1 a billable code?

Yes. F48.1 is billable and specific enough to be used on a claim.

What ICD-10-CM chapter is F48.1 in?

F48.1 falls under Chapter 5: Mental, Behavioral and Neurodevelopmental disorders.

When did F48.1 become effective?

F48.1 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.

What other codes are related to F48.1?

F48.1 belongs to category F48, which includes 4 other codes — see the related codes list on this page.

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