ICD-10-CM > R00-R99 > R47-R49 > R47 R47 Speech disturbances, not elsewhere classified Non-Billable/Non-Specific Type 1 Excludes autism (F84.0)cluttering (F80.81)specific developmental disorders of speech and language (F80.-)stuttering (F80.81) Codes R47.0Dysphasia and aphasiaR47.01AphasiaR47.02DysphasiaR47.1Dysarthria and anarthriaR47.8Other speech disturbancesR47.81Slurred speechR47.82Fluency disorder in conditions classified elsewhereR47.89Other speech disturbancesR47.9Unspecified speech disturbances