R40.2141 - Coma scale, eyes open, spontaneous, in the field [EMT or ambulance]

Version 2023
No Valid Principal Dx
ICD-10:R40.2141
Short Description:Coma scale, eyes open, spontaneous, in the field
Long Description:Coma scale, eyes open, spontaneous, in the field [EMT or ambulance]
Status: Valid for Submission
Version:ICD-10-CM 2023
Code Classification:
  • Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00–R99)
    • Symptoms and signs involving cognition, perception, emotional state and behavior (R40-R46)
      • Somnolence, stupor and coma (R40)

R40.2141 is a billable ICD-10 code used to specify a medical diagnosis of coma scale, eyes open, spontaneous, in the field [emt or ambulance]. The code is valid during the fiscal year 2023 from October 01, 2022 through September 30, 2023 for the submission of HIPAA-covered transactions.

This code describes a circumstance which influences the patient's health status but not a current illness or injury. The code is unacceptable as a principal diagnosis.

According to ICD-10-CM guidelines this code should not to be used as a principal diagnosis code when a related definitive diagnosis has been established.

Code Edits

The Medicare Code Editor (MCE) detects and reports errors in the coding of claims data. The following ICD-10 Code Edits are applicable to this code:

Convert to ICD-9 Code

Source ICD-10 CodeTarget ICD-9 Code
R40.2141 -
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Code History