R33.8

ICD-10Billable

Other retention of urine

Official ICD-10-CM descriptor (FY2026)

Other retention of urine

R33.8 is valid for submission on a claim — CMS flags it as a billable, specific code.

Code first

Sequence the underlying condition before this code.

, if applicable, any causal condition, such as:
enlarged prostate (N40.1)

Related codes in R33

Where this code sits

Chapter: 18. Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99)
Block: Symptoms and signs involving the genitourinary system (R30-R39)
Parent code: R33

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Source

ICD-10-CM FY2026. Centers for Medicare & Medicaid Services (CMS) / National Center for Health Statistics (NCHS), “2026 ICD-10-CM Code Descriptions in Tabular Order” (icd10cm_order_2026.txt). Download the original file from cms.gov. Public domain (US Government work). Descriptors, billable flags and instructional notes on this page are reproduced from that file without modification. Krasyn adds no clinical guidance.