NPI Atlas

R47.1 – Dysarthria and anarthria

ICD-10-CM 2027 diagnosis code · Symptoms and signs involving speech and voice

Billable code

ICD-10-CM code R47.1

Code: R47.1 (claims format: R471)
Description: Dysarthria and anarthria
Billable: Yes – valid for HIPAA-covered transactions
Valid for: Dates of service October 1, 2026 – September 30, 2027 (FY2027)
Chapter: 18. Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99)
Block: R47-R49 Symptoms and signs involving speech and voice
Parent codes: R47

Notes for R47.1

Excludes1 (not coded here):

dysarthria following cerebrovascular disease (I69. with final characters -22)

Notes inherited from parent codes

Instructional notes at a category or block level apply to every code below it.

R47 – Speech disturbances, not elsewhere classified

Excludes1 (not coded here):

autism (F84.0)
cluttering (F80.81)
specific developmental disorders of speech and language (F80.-)
stuttering (F80.81)

Index terms for R47.1

Entries in the ICD-10-CM alphabetic index that lead to this code:

Related codes in R47

R47.0 – Dysphasia and aphasiaHeader
R47.8 – Other speech disturbancesHeader
R47.9 – Unspecified speech disturbancesBillable

Frequently asked questions

What is ICD-10 code R47.1?

R47.1 is the ICD-10-CM code for dysarthria and anarthria, in the block R47-R49 (Symptoms and signs involving speech and voice).

Is R47.1 a billable code?

Yes. R47.1 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.

What category does R47.1 belong to?

It belongs to category R47 – Speech disturbances, not elsewhere classified.

Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.