About
Shirley Rheinfelder, MD built her Prescott Valley practice on a simple conviction: the patient and physician work best as partners. She earned dual degrees from Arizona State University in 1995, graduating Cum Laude with a Bachelor of Science in Biology and a Bachelor of Arts in German. She then completed her Doctorate of Medicine at the University of Arizona College of Medicine in 2000. Her residency training in Family Medicine took place at Tacoma Family Medicine/Puyallup Valley in Tacoma, Washington, finishing in 2003. She holds board certification as a Diplomate of the American Board of Family Medicine.
Dr. Rheinfelder has practiced in the Quad-City area since 2010, building lasting relationships with both patients and local specialists. She serves as an Associate Professor of Clinical Medicine at the University of Arizona College of Medicine and works as a Preceptor for the Rural Health Professions Program, both roles she has held since 2003. She sits on the Board of Directors of the Arizona State Board of Medical Student Loans. Her clinical passions center on diabetes care, obesity management, and geriatric medicine. She invites patients to call her by her first name, a small gesture that reflects her belief in true clinical partnership. Outside medicine, she enjoys family, gardening, photography, and genealogy.
Education & Training
Undergraduate
Arizona State University, B.S. Biology, 1995, Cum Laude; B.A. German, 1995, Cum Laude
Medical School
University of Arizona College of Medicine
Residency
Family Medicine, Tacoma Family Medicine/Puyallup Valley, Tacoma, WA (2000-2003)
Additional Training
Associate Professor of Clinical Medicine, University of Arizona College of Medicine, 2003-present; Preceptor, Rural Health Professions Program, 2003-present
Certifications
Conditions Treated
Who is Dr. Rheinfelder right for?
Dr. Rheinfelder is a strong fit for adults seeking a long-term relationship with a primary care physician. Patients managing diabetes, obesity, or multiple chronic conditions benefit from her preventive focus. She has special expertise in geriatric care and serves many older adults in the Quad-City area. Her partnership-driven approach works well for patients who want an active role in their own health decisions.
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Frequently Asked Questions
Dr. Rheinfelder has special clinical interests in diabetes care, obesity management, and geriatric medicine. She also provides comprehensive family medicine across all age groups. Her preventive approach uses advanced testing to catch and manage chronic disease early.
Yes. Dr. Rheinfelder holds board certification as a Diplomate of the American Board of Family Medicine. She completed her residency training at Tacoma Family Medicine/Puyallup Valley in Tacoma, Washington.
Dr. Rheinfelder earned her Doctorate of Medicine from the University of Arizona College of Medicine in 2000. She completed her Family Medicine residency at Tacoma Family Medicine/Puyallup Valley in Washington. Before medical school, she earned two undergraduate degrees Cum Laude from Arizona State University.
Dr. Rheinfelder has practiced in the Quad-City area since 2010. Over those years, she has built established referral relationships with many specialists throughout the region.
Dr. Rheinfelder views the physician-patient partnership as the cornerstone of good healthcare. She encourages patients to call her by her first name to reinforce that they are on the same team. She focuses on involving patients in their own decision-making.
Yes. Dr. Rheinfelder has served as an Associate Professor of Clinical Medicine at the University of Arizona College of Medicine since 2003. She also works as a Preceptor for the Rural Health Professions Program, mentoring the next generation of physicians.
Dr. Rheinfelder holds an affiliation with Yavapai Regional Medical Center in the Prescott Valley area.
Yes. Geriatric care is one of Dr. Rheinfelder's primary clinical interests. She has developed deep experience caring for older adults during her many years of practice in the Quad-City area.
Doctor profile last updated June 8, 2026