Erin has been with Kidz Biz Pediatrics since 1999.  She sees patients in our Festus office on Tuesdays and Thursdays.  In addition to working in our office, she also works at Cardinal Glennon Children's Hospital. 

Erin Donoan RNCPNP

Michelle joined the practice in January 2018. She graduated with both her BSN and MSN from Maryville University of St. Louis. Prior to Kidz Biz, she worked as a nurse at St. Louis Children’s Hospital on the inpatient surgical/trauma unit, the emergency unit, and the wound unit. She will mainly see patients at the Farmington location. 

Michelle Brown RNCPNP

Sean joined the practice in the winter of 2016. He graduated from Truman University in 2016 with a degree in Athletic Training. He is a Certified Athletic Trainer (ATC) and has experience in working directly with sports teams to assist with and prevent injuries. He splits his weeks between the Festus and Farmington offices.

Who We Are

At  Kidz Biz Pediatrics, we provide personal, friendly service in a fun and caring environment for children of all ages. Our doctors are Board Certified Pediatricians. Our services range from diagnosis, to health and fitness analysis. Whether your child is sick or needs tips on how to stay healthy, we can help them and you better understand what is happening.

Dr. Boldt joined Kidz Biz Pediatrics in the Summer of 2005.  He received his MD from the University of Nebraska Medical Center.  He completed his residency in Pediatrics at The Ohio State University/Nationwide Children's Hospital.  Dr. Boldt currently serves as Chairman of the Pharmacy and Therapeutics Committee at Mercy Jefferson Hospital. He is board certified.

Copyright © Kidz Biz Pediatrics. All rights reserved.

​Sarah joined the practice in the spring of 2016 She completed her training through SEMO and has over 30 years of pediatric nursing experience. She currently sees patients in either Farmington or Festus, depending on the day of the week.

Sarah Ross APRNBC

Laura joined the practice in the Fall of 2013 with 13 years of experience in Pediatric care.  She currently sees patients in our Festus office on Mondays.  The remainder of the week she works in the Gastroenterology Department at Cardinal Glennon Children's Hospital.

Joshua P. Boldt  MD

Meet the Pediatric Team

Laura Hotle RNCPNP

Dr. Rudolph joined Kidz Biz Pediatrics in the Summer of 1999.  He received his MD from St. Louis University.  He completed his Pediatrics residency at Brooks Army Medical Center, San Antonio, Texas.  He is Board Certified.  He currently serves as Chairman for the Department of Pediatrics at Mercy Jefferson Hospital and is a member of the Medical Care Appraisal Committee and Medical Executive Committee.

"Exceptional Care for Tots, Teens, and In-betweens"

Daniel G. Rudolph MD

Sean Rudolph ATC