Cody Martin, MD
Adult Joint Reconstruction, Orthopedic Traumatology
Mark D. Mellinger, MD
Orthopaedic Hand Surgery
Joel T. Rohrbough, MD
Orthopedic Sports Medicine, Adult Joint Reconstruction
OUR PHYSICIAN ASSISTANTS & NURSE PRACTIONERS
Tammy Doering - PA-C
Tammy Doering, PA-C is a certified physician assistant.
Tammy has been with Northern Arizona Orthopaedics since 2007, working alongside our physicians in the Sports Medicine Center at our Flagstaff location.
She earned her graduate degree in from the University of St. Francis. Before that, Tammy graduated with her bachelor’s degree from Northern Arizona University. Tammy is an active member in the medical community, holding memberships with the American Academy of Physician Assistants, Arizona State Association of Physician Assistants and Physician Assistants in Orthopaedic Surgery
Greg Harris - PA-C
Greg Harris, PA-C is a certified physician assistant working alongside our physicians in the Arthritis and Fracture Center at our Flagstaff location.
Before joining Northern Arizona Orthopaedics, Greg preformed cancer research at Vanderbilt University. Greg earned his first graduate degree from Vanderbilt University in Cell Biology. After his time at Vanderbilt University, Greg attended Trevecca Nazarene University where he earned his second graduate degree in Physician Assistant Studies. Greg earned his bachelor’s degree from the University of Tennessee.
Keri McPhearson - PA-C
Keri McPhearson, PA-C is a certified physician assistant working alongside Dr. Joel Rohrbough in our Sports Medicine Center at our Flagstaff location.
Before joining Northern Arizona Orthopaedics, Keri cared for patients as a certified nursing assistant. Once she earned her graduate degree in Physician Assistant Studies, Keri began treating patients with orthopedic needs including Sports Medicine injures, Spine injuries and Trauma cases.
Keri earned her graduate degree from the University of St. Francis. She completed her bachelor’s degree from Drury University.
Jamie Pearson - PA-C
Jamie Pearson, PA-C is a certified physician assistant with over 30 years’ experience caring for patients and more than 16 years specializing in orthopedic care.
As our only primary provider at our Prescott Valley location, Jamie cares for all orthopedic needs of patients, however, she has a special interest in hand, wrist and elbow care.
Before joining Northern Arizona Orthopaedics in 2014, Jamie cared for patients as a Physician Assistant in Wisconsin for 10 years, caring for patients alongside a general orthopedic surgeon where she performed over 500 surgical cases per year. Jamie began her medical career as an Emergency Medical Technician and spent five years treating patients in the field. She spent 2 years treating patients as a Registered Nurse prior to earning her degree in Physician Assistant Studies.
Jamie earned her bachelor’s degree from Des Moines University. She is an active member in the medical community holding a membership with the American Academy of Physician Assistants.
Stephen Randazzo - FNP
Stephen Randazzo, FNP is a certified Nurse Practitioner caring for patients in our Spine & Pain Center with Dr. John Ledington.
Stephen joined Northern Arizona Orthopaedics in 2004. Before joining our team, Stephen cared for patients as Registered Nurse in an Intensive Care Unit at a Level trauma center. Here he cared for patients with multi-system medical systems.
Stephen earned his graduate degree from California State University – Fresno. He earned his bachelor’s degree from Southeastern Louisiana University.
Edward Crader, PA-C
Edward Crader, PA-C, is a Physician Assistant working alongside Dr. Mark Mellinger who specializes in hand, wrist and elbow care.
Before joining Northern Arizona Orthopaedics, Edward cared for patients in Florida. During his time in Florida, Edward earned the position of Surgical First Assistant where he was able to join orthopedic surgeons in the operating room and assist in all surgical cases. Edward has extensive knowledge and training in Orthopedic Sports Medicine and Hand & Upper Extremity care. He is specialty trained in injections and application of osteopathic manipulative treatment.
Edward earned his Graduate Degree from Yale University and his Undergraduate Degree in San Diego State University where he graduated with distinction in major of Sports Medicine. Edward remains active in the medical community holding a membership with the American Academy of Physician Assistants.