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R40.24

Non-billable

Glasgow coma scale, total score

R40.24 is the ICD-10-CM code for Glasgow coma scale, total score. It is a non-billable category code — use a more specific child code such as R40.241 for billing.

Status
Header (non-billable)
Chapter
R00-R99
Parent
R40.2
Subcodes
4
Edition
FY2026

R00-R99 Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified

Notes

  • •Assign a code from subcategory R40.24, when only the total coma score is documented

Frequently asked questions

What is ICD-10 code R40.24?
R40.24 is the ICD-10-CM code for "Glasgow coma scale, total score". It falls under R00-R99 Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified.
Is R40.24 a billable code?
No — R40.24 is a non-billable header code. Use a more specific child code (such as R40.241) for billing.
What are the subcodes of R40.24?
R40.24 has 4 more specific child codes, including R40.241, R40.242, R40.243.

Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.

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