R47.01 – Aphasia
ICD-10-CM 2027 diagnosis code · Symptoms and signs involving speech and voice
ICD-10-CM code
R47.01
- Code
R47.01(claims format:R4701)- Description
- Aphasia
- 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 › R47.0
Notes for R47.01
Excludes1 (not coded here):
- aphasia following cerebrovascular disease (I69. with final characters -20)
- progressive isolated aphasia (G31.01)
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
Index terms for R47.01
Entries in the ICD-10-CM alphabetic index that lead to this code:
Related codes in R47.0
- R47.02 – DysphasiaBillable
Frequently asked questions
What is ICD-10 code R47.01?
R47.01 is the ICD-10-CM code for aphasia, in the block R47-R49 (Symptoms and signs involving speech and voice).
Is R47.01 a billable code?
Yes. R47.01 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.
What category does R47.01 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.