ICD-10 F78.A9
Billable / SpecificOther genetic related intellectual disability
About ICD-10-CM F78.A9
ICD-10-CM code F78.A9 represents Other genetic related intellectual disability. This is a billable/specific code in the Mental, Behavioral, and Neurodevelopmental chapter (block F78). The 2026 edition of ICD-10-CM F78.A9 became effective on October 1, 2025.
Coding Notes
Code Also
- , if applicable, any associated disorders
Medicare LCD Coverage for F78.A9
Local Coverage Determinations (LCDs) from CMS MACs that list F78.A9 as a covered diagnosis.
Showing top 10 of 187 total . Click a CPT for full coverage scope.
Commercial Payer Coverage
Coverage policies from major commercial payers referencing F78.A9.
5 Medicare
CPT Codes Commonly Billed with F78.A9
Procedures frequently paired with this diagnosis based on PayerReady's Dx↔Px linkage data.
- 92571 CMS LCD: Billing and Coding: Vestibular and Audiologic Function Studies CMS LCD
- 92568 CMS LCD: Billing and Coding: Vestibular and Audiologic Function Studies CMS LCD
- 92620 CMS LCD: Billing and Coding: Vestibular and Audiologic Function Studies CMS LCD
- 92588 CMS LCD: Billing and Coding: Vestibular and Audiologic Function Studies CMS LCD
- 92572 CMS LCD: Billing and Coding: Vestibular and Audiologic Function Studies CMS LCD
- 92579 CMS LCD: Billing and Coding: Vestibular and Audiologic Function Studies CMS LCD
- 92582 CMS LCD: Billing and Coding: Vestibular and Audiologic Function Studies CMS LCD
- 92576 CMS LCD: Billing and Coding: Vestibular and Audiologic Function Studies CMS LCD
- 92621 CMS LCD: Billing and Coding: Vestibular and Audiologic Function Studies CMS LCD
- 92570 CMS LCD: Billing and Coding: Vestibular and Audiologic Function Studies CMS LCD
Codes Adjacent To F78.A9
Other codes in section F70-F79 (Intellectual disabilities).
ICD-10 F78.A9, Billing FAQ
Is ICD-10 code F78.A9 billable? +
Yes, F78.A9 is a billable ICD-10-CM code that can appear as a primary or secondary diagnosis on claims.
What CPT codes are commonly billed with F78.A9? +
Procedures frequently paired with F78.A9 include: 92571, 92568, 92620, 92588, 92572.
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Reviewed by the PayerReady Medical Coding Team
Verified against the CMS 2026 code set on June 1, 2026.
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