R33: Retention of urine
Codes under R33 (Retention of urine). A ✓ marks a billable (fully specified) code; category codes without a ✓ are not billable on their own.
| Code | Description | Billable |
|---|---|---|
| R33.0 | Drug induced retention of urine | ✓ |
| R33.0 | Drug induced retention of urine | ✓ |
| R33.8 | Other retention of urine | ✓ |
| R33.8 | Other retention of urine | ✓ |
| R33.9 | Retention of urine, unspecified | ✓ |
| R33.9 | Retention of urine, unspecified | ✓ |
Frequently asked questions
What is ICD-10-CM code R33?
R33 is an ICD-10-CM category covering Retention of urine. It contains 6 more specific diagnosis codes, 6 of which are billable.
Is R33 a billable code?
No — R33 is a category header and isn't billable on its own. Code to the highest level of specificity using one of its subcodes (for example R33.0 — Drug induced retention of urine). 6 of the 6 codes under R33 are billable.
What codes fall under R33?
R33 includes R33.0, R33.0, R33.8, R33.8, R33.9, plus 1 more. See the full list with descriptions and billable status above.
More free billing tools: all ICD-10 categories · ICD-10 search · denial codes · Medicare fees
Informational only, not coding or medical advice. Verify against the official ICD-10-CM (FY2026) and your payer's guidelines.
Code the diagnosis right
Join providers across the country delivering modern virtual care with CareNiva. Free to start, ready in minutes.
100% Satisfaction Guaranteed — try it risk-free