Jefferson Pediatrics

Contact Information

  • Office 636-296-4466
  • After Hours 636-296-4466
  • Fax 636-296-6561


  • Monday through Friday, 9:00 AM - 5:00 PM
  • Saturday, 9:00 AM - 12:00 PM


Main Location

Jefferson Pediatrics
1765 Old State Route 21
Arnold, MO 63010
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Preventive Care, Well-Child Visits, Immunizations, Growth and Development Assessment, Same-Day Sick Appointments, Referral and Coordination of Sub-Specialty Care


Best Places to Work 2024 BadgeThe caring doctors at Jefferson Pediatrics provide care for newborns, infants, children, and teenagers. Our pediatricians' mission is to advance the health of children through exceptional care and patient and parent education.

Our doctors accept all major insurances. For more information, please visit our Insurance page.

Jefferson Pediatrics is part of Signature Medical Group ("SMG"). The SMG practices in the St. Louis area earned the "Best Places to Work" award from the St. Louis Business Journal in 2024.

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Marsha K. Vedova, MD

Marsha K. Vedova

Arnold, MO

  • Pediatrics

Peter M. Bess, MD

Peter M. Bess

Arnold, MO

  • Pediatrics