FY2027 update in progress. The FY2027 ICD-10-CM code set (effective 10/01/2026) is still being loaded. Until it is complete, a code may be missing, or a code deleted on 10/01/2026 may still show as valid. Confirm against the official CMS FY2027 files before billing.
R40.2444 FY2026
HCC Risk-Adjusted
Other coma, without documented Glasgow coma scale score, or with partial score reported, 24 hours or more after hospital admission
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