Dr. Newell received her Master's Degree in Neuroendocrinology in 1985 and Doctor of Medicine degree from the University of Kansas School of Medicine in 1994. Dr. Newell performed her Internship and Residency in Internal Medicine at Maricopa Medical Center in Phoenix and the Mayo Clinic in Scottsdale, Arizona. In 1997 Dr. Newell worked for Gila River Health Care and served the Native American population. She worked in the Hospital, Emergency Room and Clinic. In 1998 Dr. Newell opened the Newell Clinic in Chandler, Arizona. She joined the Staff of Banner Desert Medical Center. In 2008 Dr. Newell opened the Newell Clinic in Gold Canyon, Arizona. In 2011 Dr. Newell started the Newell Mobile Medical Clinic, in Phoenix's East Valley. This service takes medical care to the patient. Dr. Newell has been listed in the Phoenix Magazine as one of the Top Doctors in Phoenix. She has been awarded the Patient's Choice Award (Top 5% of Physicians in the United States).