R45.851 — Suicidal ideations
Is R45.851 billable?
Yes — R45.851 is billable for FY2027. R45.851 is a valid, billable ICD-10-CM code at the highest level of specificity in its branch. R45.851 may be submitted for encounters from October 1, 2026 through September 30, 2027.
R45.851 at a glance
| Code | R45.851 |
|---|---|
| Description | Suicidal ideations |
| Billable | Yes |
| Code set | ICD-10-CM FY2027 |
| Valid for encounters | October 1, 2026 – September 30, 2027 |
Which MS-DRGs does R45.851 group to?
R45.851 sits in MDC 19 and helps define the logic of 1 MS-DRG (version 44, FY2027). Which one a stay actually groups to also depends on procedures and secondary diagnoses.
- 880Acute Adjustment Reaction and Psychosocial Dysfunctionmedical
As a secondary diagnosis, R45.851 is a complication or comorbidity (CC), which can move a stay into a higher-paying DRG.
How is R45.851 listed in the Alphabetic Index?
These are the routes through the Alphabetic Index that lead to R45.851. They show the wording a clinician may have documented, which often differs from the Tabular description.
- Ideation › suicidal
Excludes1 — never code together — inherited from R45.85
The conditions below can never be reported together with R45.851 on the same claim. An Excludes1 note means the two conditions cannot occur in the same patient, so reporting both is a coding error.
- suicide attempt (T14.91)
Excludes2 — not included here — inherited from Chapter 18
The conditions below are not part of R45.851, but a patient may have both at the same time. When documentation supports it, R45.851 and the excluded code may both be reported.
Excludes2 — not included here — inherited from R40-R46
The conditions below are not part of R45.851, but a patient may have both at the same time. When documentation supports it, R45.851 and the excluded code may both be reported.
- symptoms and signs constituting part of a pattern of mental disorder (F01-F99)
How long has R45.851 existed?
R45.851 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.