MCMedicalCodingSoftware
F78.A9

F78.A9: Other genetic related intellectual disability

Billable / specific codeICD-10-CM

F78.A9 is a billable, specific ICD-10-CM code for other genetic related intellectual disability. It is valid for submission on a claim.

Check F78.A9 with the rest of the claim: free scrubber

Code also

Both codes may be needed to describe the encounter fully. Sequencing depends on the reason for the visit.

  • , if applicable, any associated disorders

Risk adjustment

No CMS-HCC V28 category: this code does not change a RAF score.

Medicare coverage

F78.A9 is named in 9 Medicare coverage policies: 7 listing it as supporting medical necessity, and 2 listing it as NOT covered. Which one applies depends on your Medicare contractor.

  • A52434Health and Behavior Assessment/Intervention – Medical Policy Articlenot covered
  • A56865Billing and Coding: Psychiatric Inpatient Hospitalizationnot covered
  • A57052Billing and Coding: Psychiatric Inpatient Hospitalization
  • A57053Billing and Coding: Psychiatric Partial Hospitalization Programs

Alphabetic index entries that lead here

  • Disability, disabilities›intellectual›autosomal dominant
  • Disability, disabilities›intellectual›autosomal recessive
  • Disability, disabilities›intellectual›genetic related
  • Disability, disabilities›intellectual›specified level NEC
  • Disability, disabilities›intellectual›X-linked(syndromic) (Bain type)
  • Disability, disabilities›intellectual›genetic related›specified NEC
  • Disability, disabilities›intellectual›in›autosomal dominant mental retardation
  • Disability, disabilities›intellectual›in›autosomal recessive mental retardation
  • Disability, disabilities›intellectual›in›SATB2-associated syndrome
  • Disability, disabilities›intellectual›in›SETBP1 disorder
  • Disability, disabilities›intellectual›in›STXBP1 encephalopathy with epilepsy
  • Disability, disabilities›intellectual›in›X-linked mental retardation(syndromic) (Bain type)

Code history

Unchanged in every release from FY2024 to FY2027.

Other codes under F78.A

ICD-10-CMFY2027· effective October 1, 2026

Loaded directly from the CMS/NCHS ICD-10-CM public-domain release: see data sources and our editorial policy. If this page disagrees with the CMS tabular list, this page is wrong. Reference information for professional coders; not medical or billing advice.