R40.2121✓ Billable
Coma scale, eyes open, to pain, in the field [EMT or ambulance]
Coma scale, eyes open, to pain, in the field [EMT or ambulan…
Code Hierarchy
┌18Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99)├R40-R46Symptoms and signs involving cognition, perception, emotional state and behavior (R40-R46)├R40Somnolence, stupor and coma
└R40.2121Coma scale, eyes open, to pain, in the field [EMT or ambulan…
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