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R40.2353

R40.2353Coma scale, best motor response, localizes pain, at hospital admission

Billable / specific codeICD-10-CM

R40.2353 is a billable, specific ICD-10-CM code for coma scale, best motor response, localizes pain, at hospital admission. It is valid for submission on a claim.

7th character "3" — at hospital admission

The following appropriate 7th character is to be added to subcategory R40.23-:

0
unspecified time
1
in the field [EMT or ambulance]
2
at arrival to emergency department
3
at hospital admission
4
24 hours or more after hospital admission

Inclusion terms

Alternative wordings a physician may use in the chart for this same code.

  • Coma scale motor score of 5
  • Localizes pain (2-5 years of age)
  • Withdraws to touch (< 2 years of age)

Risk adjustment

R40.2353 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

R40.2353 is named in 2 Medicare coverage policies 2 listing it as supporting medical necessity. Which of them applies to you depends on your Medicare contractor, and coverage genuinely differs by state.

  • A56645Billing and Coding: Controlled Substance Monitoring and Drugs of Abuse Testing
  • A56771Billing and Coding: Special Electroencephalography

Related codes at this level

Codes that share R40.235. If R40.2353 is not quite right, the correct code is usually one of these.

Questions about R40.2353

Is R40.2353 a billable ICD-10-CM code?
Yes. R40.2353 is a billable, specific ICD-10-CM code and is valid for submission on a claim.
Where does R40.2353 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 cognition, perception, emotional state and behavior (R40-R46).
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.