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

R40.0 – Somnolence

Overview

Coding Notes

Active
Billable, valid for HIPAA-covered transactions

Type 1 Excludes

coma (R40.2-)

Applicable To

Drowsiness

GEM Conversion to ICD-9 CM

Fs: 10000 – Other alteration of consciousness

MDC / MS-DRG Reference

NONTRAUMATIC STUPOR AND COMA WITH MCC
NONTRAUMATIC STUPOR AND COMA WITHOUT MCC

Back Reference of Diagnostic Codes


Sibling Codes

Stupor
Coma
Persistent vegetative state
Transient alteration of awareness

Parent Sibling Codes

Somnolence, stupor and coma
Other symptoms and signs involving cognitive functions and awareness
Dizziness and giddiness
Disturbances of smell and taste
Other symptoms and signs involving general sensations and perceptions
Symptoms and signs involving emotional state
Symptoms and signs involving appearance and behavior
Speech disturbances, not elsewhere classified
Dyslexia and other symbolic dysfunctions, not elsewhere classified
Voice and resonance disorders

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
R40.0 Somnolence
Type 1 Excludes
coma (R40.2-)

Applicable to
Drowsiness