F78.A1Billable

SYNGAP1-related intellectual disability

Chapter
5. Mental, Behavioral and Neurodevelopmental disorders
Category
F78
Effective date
October 1, 2026

Related codes in category F78

F78Other intellectual disabilitiesF78.AOther genetic related intellectual disabilitiesF78.A9Other genetic related intellectual disabilityYes

Frequently asked questions

What is ICD-10 code F78.A1?

F78.A1 is an ICD-10-CM diagnosis code for SYNGAP1-related intellectual disability.

Is F78.A1 a billable code?

Yes. F78.A1 is billable and specific enough to be used on a claim.

What ICD-10-CM chapter is F78.A1 in?

F78.A1 falls under Chapter 5: Mental, Behavioral and Neurodevelopmental disorders.

When did F78.A1 become effective?

F78.A1 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.

What other codes are related to F78.A1?

F78.A1 belongs to category F78, which includes 3 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.