R34 — Anuria and oliguria
Is R34 billable?
Yes — R34 is billable for FY2027. R34 is a valid, billable ICD-10-CM code at the highest level of specificity in its branch. R34 may be submitted for encounters from October 1, 2026 through September 30, 2027.
R34 at a glance
| Code | R34 |
|---|---|
| Description | Anuria and oliguria |
| Billable | Yes |
| Code set | ICD-10-CM FY2027 |
| Valid for encounters | October 1, 2026 – September 30, 2027 |
Which MS-DRGs does R34 group to?
R34 sits in MDC 11 and helps define the logic of 3 MS-DRGs (version 44, FY2027). Which one a stay actually groups to also depends on procedures and secondary diagnoses.
- 673Other Kidney and Urinary Tract Procedures with MCCsurgical
- 674Other Kidney and Urinary Tract Procedures with CCsurgical
- 675Other Kidney and Urinary Tract Procedures without CC/MCCsurgical
How is R34 listed in the Alphabetic Index?
These are the routes through the Alphabetic Index that lead to R34. They show the wording a clinician may have documented, which often differs from the Tabular description.
- Anuria
- Ischuria
- Oliguria
- Urodialysis
- Suppression › urine, urinary secretion
- Deficiency, deficient › secretion › urine
- Secretion › urinary › suppression
- Urine › secretion › deficient
Excludes1 — never code together
The conditions below can never be reported together with R34 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 R34, but a patient may have both at the same time. When documentation supports it, R34 and the excluded code may both be reported.
How long has R34 existed?
R34 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 R34?
ICD-10-CM declares these codes mutually exclusive with R34 — exactly one of each pair can be correct for a given encounter.