ICD-10-CM · N39.0
ICD-10 N39.0: Urinary tract infection, site not specified
UTI without lower (cystitis) vs upper (pyelonephritis) specification. Use site-specific codes when known.
Code
N39.0
Category
Diseases of the genitourinary system (N00-N99)
Clinical context
UTI without lower (cystitis) vs upper (pyelonephritis) specification. Use site-specific codes when known.
Documentation requirements
- Urinalysis or culture supporting infection
- Symptoms documented (dysuria, frequency, urgency)
Common related procedures
- 81003 UA dipstick
- 87086 urine culture
- 99213 E&M
Common payer denial patterns
- Empiric antibiotic without UA may flag
- Recurrent UTI workup denied without proper documentation
Frequently asked questions
What does ICD-10 N39.0 mean?
Urinary tract infection, site not specified
When is this code documented?
UTI without lower (cystitis) vs upper (pyelonephritis) specification. Use site-specific codes when known.
What documentation supports this code?
Urinalysis or culture supporting infection; Symptoms documented (dysuria, frequency, urgency).
What are common denials associated with this diagnosis?
Empiric antibiotic without UA may flag; Recurrent UTI workup denied without proper documentation.
Related diagnoses
Sources
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