R33 ICD-10-CM Code: Retention of urine
A clear reference for the official code description, hierarchy, and related coding information from the FY 2027 U.S. release.
Code definition
Official description
R33Retention of urine
ICD-10-CM diagnosis code · United States clinical modification
Classification
Where R33 sits
- 1
Chapter 18
Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99)
- 2
Section
Symptoms and signs involving the genitourinary system (R30-R39)
- 3
Category R33
Retention of urine
- 4
Code R33
Retention of urine
More specific choices
Codes under R33
R33 is a non-billable category. Choose the child code that best matches the documented diagnosis.
Documentation details
Notes for this code
Inclusion terms
No inclusion terms are listed for R33.
Code first
No “code first” instruction is listed for R33.
Use additional code
No “use additional code” instruction is listed for R33.
Excludes1
Conditions that should not be reported together with this code.
- psychogenic retention of urine (F45.8)
Excludes2
Conditions not included here that may be reported separately when present.
No Excludes2 note is listed for R33.
Transparency
Source and release
This reference is generated from Vero’s ICD-10-CM description, hierarchy, and code-note dataset. The visible content and structured data share that source.
Review the CDC/NCHS ICD-10-CM sourceCode-specific guidance
Frequently asked questions
What does ICD-10-CM code R33 mean?
R33 is the FY 2027 U.S. ICD-10-CM code for “Retention of urine.”
Is R33 a billable or specific ICD-10-CM code?
No. R33 has more specific child codes in the FY 2027 reference data. Select the code that matches the documentation and confirm the active code set and payer requirements.
Where is R33 located in ICD-10-CM?
R33 is listed in Chapter 18, Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99), within Symptoms and signs involving the genitourinary system (R30-R39) (R30–R39), under category R33, Retention of urine.
What coding notes are listed for R33?
No inclusion terms are listed for R33 in this reference record. No code-first instruction is listed. Excludes1 notes: psychogenic retention of urine (F45.8). No Excludes2 note is listed.
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