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R47.9

R47.9Unspecified speech disturbances

Billable / specific codeICD-10-CM

R47.9 is a billable, specific ICD-10-CM code for unspecified speech disturbances. It is valid for submission on a claim.

Risk adjustment

R47.9 does not map to an HCC and does not risk-adjust under CMS-HCC V28. That is normal — most ICD-10 codes do not. It still needs to be coded correctly; it just will not move a RAF score.

Medicare coverage

R47.9 is named in 13 Medicare coverage policies 13 listing it as supporting medical necessity. Which of them applies to you depends on your Medicare contractor, and coverage genuinely differs by state.

  • A54111Billing and Coding: Speech Language Pathology (SLP) Services: Communication Disorders
  • A56612Billing and Coding: CT of the Head
  • A56729Billing and Coding: Magnetic Resonance Imaging of the Head and Neck
  • A56937Billing and Coding: Psychiatry and Psychology Services

How R47.9 is indexed

Coders do not find codes by browsing the tabular list — they look them up in the alphabetic index, under the word the physician wrote. These are the index entries that lead here, so you can see which chart wordings map to R47.9.

  • Impediment, speech
  • Disorderspeech
  • Disturbancespeech
  • Problemspeech
  • Speechdefect, disorder, disturbance, impediment

Related codes at this level

Codes that share R47. If R47.9 is not quite right, the correct code is usually one of these.

Questions about R47.9

Is R47.9 a billable ICD-10-CM code?
Yes. R47.9 is a billable, specific ICD-10-CM code and is valid for submission on a claim.
Where does R47.9 sit in the tabular list?
Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99), in the block Symptoms and signs involving speech and voice (R47-R49).
ICD-10-CMFY2026-Apr· effective April 1, 2026

Loaded directly from the CMS/NCHS ICD-10-CM public-domain release — see data sources and our editorial policy. If this page disagrees with the CMS tabular list, this page is wrong. Reference information for professional coders; not medical or billing advice.