R47-R49: Symptoms and signs involving speech and voice
ICD-10-CM 2027 block R47-R49 in chapter 18 (Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified) has 3 categories.
- R47 – Speech disturbances, not elsewhere classified 7 billable codes
- R48 – Dyslexia and other symbolic dysfunctions, not elsewhere classified 6 billable codes
- R49 – Voice and resonance disorders 6 billable codes