All ICD10 Codes

R40.211

Billable
ChapterR00–R99
Ranksubcategory
Official Description

Coma scale, eyes open, never

Metadata & Insights
  • •Billable/specific code (valid for reimbursement).
  • •Chapter 18: Symptoms, Signs and Abnormal Clinical and Laboratory Findings (R00-R99).

Instructional Notes

Includes
  • Coma scale eye opening score of 1
General instructions are available for the parent sections:
View CH18 NotesView R40-R46 NotesView R40 NotesView R40.2 Notes

Clinical Hierarchy

BillableHas subcodes
CH18Symptoms, 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
R40.2Coma
R40.21Coma scale, eyes open
R40.211Coma scale, eyes open, neverBillable
R40.2110Coma scale, eyes open, never, unspecified timeBillable
R40.2111Coma scale, eyes open, never, in the field [EMT or ambulance]Billable
R40.2112Coma scale, eyes open, never, at arrival to emergency departmentBillable
R40.2113Coma scale, eyes open, never, at hospital admissionBillable
R40.2114Coma scale, eyes open, never, 24 hours or more after hospital admissionBillable

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to R40.211:

categoryR40
Somnolence, stupor and coma
View context instructions
blockR40-R46
Symptoms and signs involving cognition, perception, emotional state and behavior (R40-R46)
View context instructions
chapterCH18
Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99)
View context instructions

MS-DRG Classification

2026

No direct MS-DRG triggers identified.

Cross Reference

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