Patrick R. Anderson, MD
A native of Chicago, Dr. Anderson received his degree from the University of Illinois School of Medicine. He completed his residency in Internal Medicine at Illinois Masonic Medical Center. Dr. Anderson is certified by the American Board of Internal Medicine.

William L. Black Jr. MD
A native of Chapel Hill, North Carolina, Dr. Black received his medical degree from the University of Cincinnati Medical School. He completed a combined residency in Internal Medicine and Pediatrics at Methodist Hospital in Indianapolis. Dr. Black is certified both by the American Board of Internal Medicine and the American Board of Pediatrics.

Loretta A. Ryan, MD
A native of Marshal, Illinois, Dr. Ryan received her medical degree from the University of Illinois College of Medicine. She completed her residency in Pediatrics at Cardinal Glennon Children's Hospital in St. Louis. Dr. Ryan is certified by the American Board of Pediatrics.

Paul S. Rider, MD
A native of Huntington, Indiana, Dr. Rider received his medical degree from the Indiana University School of Medicine. He Completed his residency in Pediatrics at Riley Children's Hospital in Indianapolis. Dr. Rider is certified by the American Board of Pediatrics.