R33 Retention of urine

Category / Non-billable header 3 subcodes

Block: Symptoms and signs involving the genitourinary system (R30-R39)

Excludes 1 (cannot be coded together)

  • psychogenic retention of urine (F45.8)

Subcodes

Subcodes are listed below for reference. Detail pages are not available for chapters 11–22.

Code Description Billable
R33..0 Drug induced retention of urine Yes
R33..8 Other retention of urine Yes
R33..9 Retention of urine, unspecified Yes

Last reviewed: September 2026