R48.8 Other symbolic dysfunctions

Billable ICD-10-CM code, FY2026.

Applicable to

• Acalculia
• Agraphia

Applies from R48 Dyslexia and other symbolic dysfunctions, not elsewhere classified

Excludes1 (never code together)

• specific developmental disorders of scholastic skills (F81.-)

MS-DRG index

Defines the logic of DRG(s) 886 in MDC 19.

Approximate ICD-9-CM (GEMs)

• 784.69 Other symbolic dysfunction (approximate)

Code annotations containing back-references to R48.8

Back-references to R48.8

• Type 1 Excludes: F81.2 Mathematics disorder ("acalculia NOS (R48.8)")

Diagnosis Index entries for R48.8

• Abolition, language
• Acalculia
• Agrammatism
• Agraphia (absolute)
• Amimia
• Amnesia › auditory
• Amusia
• Anomia
• Asymbolia
• Bianchi's syndrome
• Blindness (acquired) (congenital) (both eyes) › mind
• Blindness (acquired) (congenital) (both eyes) › psychic
• Deafness (acquired) (complete) (hereditary) (partial) › mental
• Disorder (of) › learning (specific) › acalculia
• Dyscalculia
• Dysfunction › symbolic › specified type NEC
• Echolalia
• Gerstmann's syndrome
• Palilalia
• Perseveration (tonic)
• Strephosymbolia › secondary to organic lesion

Nearby codes

• R48 Dyslexia and other symbolic dysfunctions, not elsewhere classified
• R48.0 Dyslexia and alexia
• R48.1 Agnosia
• R48.2 Apraxia
• R48.3 Visual agnosia
• R48.8 Other symbolic dysfunctions (this code)
• R48.9 Unspecified symbolic dysfunctions