R48.9

ICD-10Billable

Unspecified symbolic dysfunctions

Official ICD-10-CM descriptor (FY2026)

Unspecified symbolic dysfunctions

R48.9 is valid for submission on a claim — CMS flags it as a billable, specific code.

Related codes in R48

R48.0Dyslexia and alexia
R48.1Agnosia
R48.2Apraxia
R48.3Visual agnosia
R48.8Other symbolic dysfunctions

Where this code sits

Chapter: 18. Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99)
Block: Symptoms and signs involving speech and voice (R47-R49)
Parent code: R48

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Source

ICD-10-CM FY2026. Centers for Medicare & Medicaid Services (CMS) / National Center for Health Statistics (NCHS), “2026 ICD-10-CM Code Descriptions in Tabular Order” (icd10cm_order_2026.txt). Download the original file from cms.gov. Public domain (US Government work). Descriptors, billable flags and instructional notes on this page are reproduced from that file without modification. Krasyn adds no clinical guidance.