R31.9 — Hematuria, unspecified
Is R31.9 billable?
Yes, but R31.9 is an unspecified code. R31.9 is a valid, billable ICD-10-CM code for encounters from October 1, 2026 through September 30, 2027. However, R31.9 is an unspecified or catch-all code. Payers apply additional scrutiny to unspecified codes and many deny them when the medical record supports a more specific option, so check the documentation before selecting R31.9 — the more specific alternatives are listed below.
R31.9 at a glance
| Code | R31.9 |
|---|---|
| Description | Hematuria, unspecified |
| Billable | Yes |
| Code set | ICD-10-CM FY2027 |
| Valid for encounters | October 1, 2026 – September 30, 2027 |
Which MS-DRGs does R31.9 group to?
R31.9 sits in MDC 11 and helps define the logic of 2 MS-DRGs (version 44, FY2027). Which one a stay actually groups to also depends on procedures and secondary diagnoses.
- 695Kidney and Urinary Tract Signs and Symptoms with MCCmedical
- 696Kidney and Urinary Tract Signs and Symptoms without MCCmedical
How is R31.9 listed in the Alphabetic Index?
These are the routes through the Alphabetic Index that lead to R31.9. They show the wording a clinician may have documented, which often differs from the Tabular description.
- Hematuria
- Tommaselli's disease
- Hemorrhage, hemorrhagic › genitourinaryNOS (concealed)
Excludes1 — never code together — inherited from R31
The conditions below can never be reported together with R31.9 on the same claim. An Excludes1 note means the two conditions cannot occur in the same patient, so reporting both is a coding error.
Excludes2 — not included here — inherited from Chapter 18
The conditions below are not part of R31.9, but a patient may have both at the same time. When documentation supports it, R31.9 and the excluded code may both be reported.
How long has R31.9 existed?
R31.9 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.
Which codes are confused with R31.9?
ICD-10-CM declares these codes mutually exclusive with R31.9 — exactly one of each pair can be correct for a given encounter.