Our Providers Mark A. Wiles, MD Greg Nelson, MD Philip Olsson, MD Erin Locke, MD, MPH James T. Birch, MD, MSPH Douglas Brehm, APRN Jayme Mejia, APRN Jessica Brooks, APRN Trina Wood, APRN Andrew DeWitt, APRN Erica Pfeifer, APRN Lauren Shmalberg, DNP, APRN-C