F78

Non-Billable

ChapterF01–F99

Rankcategory

Official Description

Other intellectual disabilities

Metadata & Insights

•2026 ICD-10-CM Edition - Effective October 1, 2025.
•Non-billable category (requires more specific sub-code).
•Chapter 5: Mental, Behavioral and Neurodevelopmental Disorders (F01-F99).

CH5 Parent Instructions

Includes

disorders of psychological development

Excludes2(Not included here)

symptoms, signs and abnormal clinical laboratory findings, not elsewhere classified (R00-R99)

F70-F79 Parent Instructions

Excludes1(Not coded here)

borderline intellectual functioning, IQ above 70 to 84 (R41.83)

Code First

any associated physical or developmental disorders

Clinical Hierarchy

CH5Mental, Behavioral and Neurodevelopmental disorders (F01-F99)

F70-F79Intellectual Disabilities (F70-F79)

F78Other intellectual disabilities

F78.AOther genetic related intellectual disabilities

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to F78:

blockF70-F79

Intellectual Disabilities (F70-F79)

View context instructions

chapterCH5

Mental, Behavioral and Neurodevelopmental disorders (F01-F99)

View context instructions

Alphabetic Index Mentions

These are Diagnosis Index lookup paths that route to F78. Use them as entry terms for search, then confirm final coding instructions in the Tabular List and notes above.

25 raw paths

Disability, disabilities25 unique routes

intellectual(25 variants)

autosomal dominant→F78

autosomal recessive→F78

genetic related→F78(9 variants)

specified NEC→F78

SYNGAP1-related→F78

with(6 variants)

pathogenic CHAMP1 (variant)→F78

pathogenic HNRNPH2 (variant)→F78

pathogenic SATB2 (variant)→F78

pathogenic SETBP1 (variant)→F78

pathogenic STXBP1 (variant)→F78

pathogenic SYNGAP1 (variant)→F78

in(6 variants)

autosomal dominant mental retardation→F78

autosomal recessive mental retardation→F78

SATB2-associated syndrome→F78

SETBP1 disorder→F78

STXBP1 encephalopathy with epilepsy→F78

X-linked mental retardation (syndromic) (Bain type)→F78

specified level NEC→F78

SYNGAP1-related→F78

with(5 variants)

pathogenic CHAMP1 (genetic) (variant)→F78

pathogenic HNRNPH2 (genetic) (variant)→F78

pathogenic SATB2 (genetic) (variant)→F78

pathogenic SETBP1 (genetic) (variant)→F78

pathogenic STXBP1 (genetic) (variant)→F78

X-linked (syndromic) (Bain type)→F78

MS-DRG Classification

2026

No direct MS-DRG triggers identified.

Cross Reference

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