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-:

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

somnolence icd 10

laboratory icd 10

findings icd 10

behavior icd 10

cognition icd 10

clinical icd 10

emotional icd 10

abnormal icd 10

perception icd 10

Non-Billable/Non-Specific Code

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.

Please, give attribution to our website icd-10code.com