Meet Our Team

At Tucson Wellness, our approach to wellness, longevity, and healing is evolutionary.

We are dedicated professionals that are passionate about one thing: helping you LIVE BETTER.


Dr. Michael Probstfeld is certified by The American Board of Surgery. He is governor of the Arizona Chapter of the American College of Surgeons and served as Chief of Staff at Tucson Medical Center from 2012-2014. His other active memberships include the American Medical Association, Tucson Surgical Society, the American Society of General Surgeons, the Society for Surgery of the Alimentary Tract, the Arizona Medical Association and the Pima County Medical Society.


Rob Tatum’s multi-level education consist of Business, Chemistry and Evolutionary Biology. He is an Arizona Trustee and served over 16 years as a Peace Officer. His post-graduate work and global travels focus on applying evolutionary, medical, holistic and innovative treatments to real world individuals that have real world busy lives. Live Better, Not Average is his passion and desire. He created the team at Tucson Wellness to provide Tucsonans the best knowledge, wisdom and products to live their best lives. Rob’s goal is simple: every client should live a pain-free life, enriched with energy, vitality, stamina and sense of well-being.

“Living tired, unenthusiastic and in pain is not normal, and it certainly isn’t healthy” Rob


Anna Shaffer, FNP, was born in Russia and immigrated to Tucson, Arizona when she was 7 years old. She has been a Registered Nurse for over 10 years and a Family Nurse Practitioner for 6 years. She worked as a Registered Nurse at St. Joseph’s hospital on the outpatient surgery unit and spent 5 years working in urgent care as a Nurse Practitioner. Anna specializes in aesthetics and looks forward to bringing natural beauty enhancement & services to Tucson Wellness MD. She also completed the Integrative Health and Lifestyle program through the Andrew Weil Center for Integrative Medicine and is a big proponent of overall health and wellness.


Dr. Dan Kellams earned his Master Degree in Acupuncture and Oriental Medicine in 2009 and completed his Doctorate in Acupuncture and Chinese Medicine. His doctoral work was focused on integrative medicine. Dan has been involved in integrative, restorative and functional medicine for over a decade. He enjoys both being a clinician, an avid researcher and an educator in whole health strategies.

*Our team at Tucson Wellness is highly skilled, professional and caring. We have over 100 years of medical experience and are truly dedicated to your health and wellness. Our diverse team merges functional, holistic and modern medical techniques to provide the best care. We are constantly evolving as health and wellness experts and would love to meet you and discover your needs so we can help you  Live Better.


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