R40.21 - Coma scale, eyes open
- Applicable to Coma scale, eyes open
- The 2025 edition of ICD10-CM R40.21 became effective on October 1, 2024.
- This is the American ICD10-CM version of R40.21 - other international versions of ICD10 R40.21 may differ.
- R40.21 is a Non-Billable / Non-Specific ICD10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
- R40.21 Code should not be used for billing or reimbursement purposes as there are multiple ICD-10 CM codes below it that contain a greater level of detail.
- R40.21 - Coma scale, eyes open
- 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
sevenchrnote
- The following appropriate 7th character is to be added to subcategory R40.21-:
Non-Billable/Non-Specific Code
The following codes above R40.21 contain annotation back-references that may be applicable to R40.21:
- Chapter: R00-R99 - Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified
- Section: R40-R46 - Symptoms and signs involving cognition, perception, emotional state and behavior
- Category: R40 - Somnolence, stupor and coma
Browse other similar CM codes:
Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.
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