ICD-10-CM Codes Browse (Tabular) Diagnostic External Drug Neoplasm

R40.21 – Coma scale, eyes open

Coding Notes

Active

Non-billable / Non-specific, not valid for HIPAA-covered transactions

Child Codes

R40.211

Coma scale, eyes open, never

R40.212

Coma scale, eyes open, to pain

R40.213

Coma scale, eyes open, to sound

R40.214

Coma scale, eyes open, spontaneous

Sibling Codes

R40.20

Unspecified coma

R40.22

Coma scale, best verbal response

R40.23

Coma scale, best motor response

R40.24

Glasgow coma scale, total score

Parent Sibling Codes

R40.0

R40.1

R40.2

R40.3

Persistent vegetative state

R40.4

Transient alteration of awareness

View in Tabular

Code	Title
R00-R99	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-R46)
R40	Somnolence, stupor and coma
R40.2	Coma
R40.21	Coma scale, eyes open
R40.211	Coma scale, eyes open, never
R40.212	Coma scale, eyes open, to pain
R40.213	Coma scale, eyes open, to sound
R40.214	Coma scale, eyes open, spontaneous