Providers At Phelps Medical Group, our medical and health professionals have high-quality experience, education, and skills that make them a perfect choice for you and your family. Physicians Russell Carlston, DPMPodiatry Zach Egger, DOFamily Practice & Labor and Delivery Mid-Level Providers Caitlyn Christiancy, PA-CFamily Practice Rachel Keiser, APRNFamily Practice Kameron Murray, PA-CFamily Practice