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

R40.22 – Coma scale, best verbal response

Coding Notes

Active

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

Child Codes

R40.221

Coma scale, best verbal response, none

R40.222

Coma scale, best verbal response, incomprehensible words

R40.223

Coma scale, best verbal response, inappropriate words

R40.224

Coma scale, best verbal response, confused conversation

R40.225

Coma scale, best verbal response, oriented

Sibling Codes

R40.20

Unspecified coma

R40.21

Coma scale, eyes open

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
R40.22	Coma scale, best verbal response
R40.221	Coma scale, best verbal response, none
R40.222	Coma scale, best verbal response, incomprehensible words
R40.223	Coma scale, best verbal response, inappropriate words
R40.224	Coma scale, best verbal response, confused conversation
R40.225	Coma scale, best verbal response, oriented