P39.3 Neonatal urinary tract infection

Billable ICD-10-CM code, FY2026. Acts as a Complication or Comorbidity (CC) as a secondary diagnosis.

Applies from P39 Other infections specific to the perinatal period

Use additional code

• code to identify organism or specific infection

MS-DRG index

Defines the logic of DRG(s) 791 in MDC 15.

Approximate ICD-9-CM (GEMs)

• 771.82 Urinary tract infection of newborn

Code annotations containing back-references to P39.3

Back-references to P39.3

• Type 1 Excludes: N39.0 Urinary tract infection, site not specified ("neonatal urinary tract infection (P39.3)")

Back-references to P39

• Type 2 Excludes: P00.2 Newborn affected by maternal infectious and parasitic diseases ("infections specific to the perinatal period (P35-P39)")

Diagnosis Index entries for P39.3

• Infection, infected, infective (opportunistic) › congenital › urinary (tract)
• Infection, infected, infective (opportunistic) › urinary (tract) › newborn
• Newborn (infant) (liveborn) (singleton) › infection › urinary tract

Nearby codes

• P39 Other infections specific to the perinatal period
• P39.0 Neonatal infective mastitis
• P39.1 Neonatal conjunctivitis and dacryocystitis
• P39.2 Intra-amniotic infection affecting newborn, not elsewhere classified
• P39.3 Neonatal urinary tract infection (this code)
• P39.4 Neonatal skin infection
• P39.8 Other specified infections specific to the perinatal period
• P39.9 Infection specific to the perinatal period, unspecified