R40.212 — Coma scale, eyes open, to pain
Is R40.212 billable?
No — R40.212 is a non-billable header code. R40.212 groups more specific codes and cannot be submitted on a claim. A valid ICD-10-CM code must be reported at the highest level of specificity available in its branch. Select one of the 5 billable codes beneath R40.212.
Billable codes under this header
- R40.2120Coma scale, eyes open, to pain, unspecified time
- R40.2121Coma scale, eyes open, to pain, in the field [EMT or ambulance]
- R40.2122Coma scale, eyes open, to pain, at arrival to emergency department
- R40.2123Coma scale, eyes open, to pain, at hospital admission
- R40.2124Coma scale, eyes open, to pain, 24 hours or more after hospital admission
R40.212 at a glance
| Code | R40.212 |
|---|---|
| Description | Coma scale, eyes open, to pain |
| Billable | No — header code |
| Code set | ICD-10-CM FY2027 |
| Valid for encounters | October 1, 2026 – September 30, 2027 |
How is R40.212 listed in the Alphabetic Index?
These are the routes through the Alphabetic Index that lead to R40.212. They show the wording a clinician may have documented, which often differs from the Tabular description.
- Coma › with › opening of eyes › in response to › pain
- Coma › with › opening of eyes › score of › 2
Inclusion terms
Alternative wording in documentation that is classified to R40.212.
- Coma scale eye opening score of 2
Excludes1 — never code together — inherited from R40
The conditions below can never be reported together with R40.212 on the same claim. An Excludes1 note means the two conditions cannot occur in the same patient, so reporting both is a coding error.
Code first — inherited from R40.2
The underlying condition below must be sequenced before R40.212. R40.212 describes a manifestation and cannot be the principal or first-listed diagnosis.
Excludes2 — not included here — inherited from Chapter 18
The conditions below are not part of R40.212, but a patient may have both at the same time. When documentation supports it, R40.212 and the excluded code may both be reported.
Excludes2 — not included here — inherited from R40-R46
The conditions below are not part of R40.212, but a patient may have both at the same time. When documentation supports it, R40.212 and the excluded code may both be reported.
- symptoms and signs constituting part of a pattern of mental disorder (F01-F99)
What codes fall under R40.212? (5)
- R40.2120Coma scale, eyes open, to pain, unspecified time
- R40.2121Coma scale, eyes open, to pain, in the field [EMT or ambulance]
- R40.2122Coma scale, eyes open, to pain, at arrival to emergency department
- R40.2123Coma scale, eyes open, to pain, at hospital admission
- R40.2124Coma scale, eyes open, to pain, 24 hours or more after hospital admission
How long has R40.212 existed?
R40.212 has been in ICD-10-CM since at least FY2016, the earliest fiscal year on record here.
Derived from the official order files for FY2016–FY2026. FY2017 and FY2020 publish no order file, so those years are not covered.