ICD-10-CM

18. Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99)

R40-R46 Symptoms and signs involving cognition, perception, emotional state and behavior

R40 Somnolence, stupor and coma

R40.2 Coma

R40.2A  Nontraumatic coma due to underlying condition...

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ICD-10-CM Diagnosis Codes

    Code Changed 2025-10-01: Full Description Changed.
R40.2A - Nontraumatic coma due to underlying condition

The above description is abbreviated. This code description may also have Includes, Excludes, Notes, Guidelines, Examples and other information.

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The above description is abbreviated. This code description may also have Includes, Excludes, Notes, Guidelines, Examples and other information.

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