Laurie Bergstrom, MD

Laurie Bergstrom, M.D. earned both her Bachelor of Science in Psychology (cum laude) and her Doctor of Medicine degree from the University of Arizona in Tucson. She went on to complete her residency in Internal Medicine and Rheumatology Fellowship at the University of Arizona. During both her undergraduate and graduate experience, Dr. Bergstrom received a number of honors and awards including the Residency Award for Outstanding Humanism and Professionalism. During her fellowship, she was the lead investigator and author on the “Increased Risk for Coccidioidomycosis in Patients Treated with Tumor Necrosis Factor-Alpha Antagonists,” a subject of great importance to rheumatogists and patients in Arizona and the Southwest.

Dr. Bergstrom is a member of the American College of Rheumatology and Pima County Medical Society. She has an appointment as a Clinical Assistant Professor of Medicine at the University of Arizona. She treats all adult Rheumatological conditions.


Michael Maricic, MD

Michael Maricic, M.D. received his BA from Brown University and his Doctor of Medicine degree from the University of Zagreb in Croatia. He completed his training in Internal Medicine at Hackensack University Medical Center in New Jersey, and his Rheumatology Fellowship at the University of Arizona. He is a Clinical Associate Professor of Medicine at the University of Arizona School Of Medicine. He is an experienced clinical investigator, having participated in over 90 clinical trials for osteoporosis and all areas of rheumatology since 1984.

While at the University of Arizona, Dr. Maricic served as Head of the Section of Rheumatology and as Program Director for both the Internal Medicine Residency and the Rheumatology Fellowship Programs. He has chaired both the Curriculum Committee and the Graduate Medical Education Advisory Committee. Dr. Maricic has received the Dean's Teaching Award for Excellence, the Virginia Furrow Award for Excellence in Graduate Medical Education and was elected AOA by the Medical Student Class. The Internal Medicine Housestaff named him the Outstanding Attending in both 2003 and 2004.

Dr. Maricic is a fellow of the American College of Rheumatology and a past Chairman of its Educational Materials and Audiovisual Aids Committees. He is a past member of the Committee on Rheumatological Care. He is a member of the American Society of Bone and Mineral Research, past member of the National Osteoporosis Foundation Newsletter Editorial Board, and past Associate Editor of the Journal of Clinical Densitometry. He is currently on the Editorial Board of the Journal of Clinical Densitometry.

He has authored over 40 peer-reviewed articles on osteoporosis and rheumatology, numerous chapters, and has co-edited textbooks on “Decision Making in Internal Medicine”, “Clinical Care in the Rheumatic Diseases” and  "Bone Disease in Rheumatology".

Dr. Maricic has been selected to the list of Best Doctors in America annually since 2007.


Deborah Jane Power, DO

Deborah Jane Power, D.O. is a native of San Pedro, California and has been practicing medicine in Arizona for over ten years. She received her Bachelor of Science in Kinesiology from the University of California, Los Angeles and a Master of Science in Exercise and Sport Sciences at The University of Arizona. She earned her D.O. degree in 1997 at the Kirksville College of Osteopathic Medicine, Kirksville, Missouri and interned at Midwestern University/Arizona Graduate Medical Education Consortium at Tucson General Hospital. Dr. Power completed her rheumatology fellowship at the University of Arizona in 2002 where she still has an appointment as a Clinical Assistant Professor of Medicine.

Dr. Power has a special interest in pediatric Rheumatology, and is one of the few rheumatologists in the state with this expertise. In addition to caring for children with Juvenile Idiopathic Arthritis, (formerly called Juvenile Rheumatoid Arthritis), she specializes in the care of children with Systemic Lupus Erythematosus, Vasculitis, Dermatomyositis and Spondylarthropathies. In addition to seeing children and adolescents at Catalina Pointe, she continues to see patients at the Children's Clinics for Rehabilitative Services affiliated with Tucson Medical Center three afternoons a month.

Dr. Power is an active member of the Tucson Osteopathic Medical Foundation and has been elected to the Board of Trustees from 2004-present. She has been a member of the Steering Committee for the Southwestern Conference on Medicine since 2000, and Chair since 2004.

She is the Principal Investigator for two Juvenile Idiopathic Arthritis (JIA) clinical trials which are currently open, has participated as an investigator in over 70 clinical trials and has presented both nationally and internationally.

Berchman Austin Vaz, MD, PhD

Dr. Berchman Austin Vaz is board-certified in Rheumatology and Internal Medicine and has been practicing in Arizona for more than ten years. He received his medical school degree at Grant Medical College, Bombay University, India, and his Ph.D. degree in Medical Microbiology and Immunology at Texas Tech University, Lubbock, Texas. He completed his internship, residency, and a faculty development fellowship at Maricopa Medical Center in Phoenix, Arizona. He did his Clinical/Research Fellowship in Rheumatology and Immunology at Tufts Medical Center, Boston, Massachusetts.

Dr. Vaz was Assistant Professor of Medicine at the University of Rochester Medical Center, from 2000-2003. He was at the University of Arizona from 2003-2010 and was promoted to Associate Professor of Clinical Medicine in 2010. He was Director of the Rheumatology Fellowship Training Program at the University of Arizona from 2006-2010.

Dr. Vaz treats all adult Rheumatologic diseases. His special interests include rheumatoid arthritis, psoriatic arthritis, gout, osteoarthritis and osteoporosis. He has been the Principal Investigator for numerous clinical trials and is the Co-Director of Research at Catalina Pointe Clinical Research, Inc.

Dr. Vaz has authored more than twenty publications in peer-reviewed journals and has presented his research work and led clinical discussions at various local, national and international meetings. He has made numerous video presentations for discussing various treatments for osteoarthritis including hyaluronic acid, COX 2-inhibitors, NSAIDs, salicylates and capsaicin. He was selected to the list of US News Best Doctors for 2012-2013.

Bridget Walsh, DO

Dr. Walsh is a graduate of the Chicago College of Osteopathic Medicine. After completing her Internal Medicine Residency at Keesler Air Force Base she moved to Tucson and studied Rheumatology at the University of Arizona under Eric P. Gall, M.D. She completed her Rheumatology Fellowship in 1993 and remained on faculty at the University of Arizona until 1999 when she moved to the Southern Arizona VA Health Care System. There she did both Internal medicine and Rheumatology until July 2005. Dr. Walsh maintains her faculty appointment at the University of Arizona as a Clinical Associate Professor of Medicine.

Dr. Walsh is interested in the development of safer, more effective medications to treat arthritis. She has been the principal investigator or a co-investigator in over 100 clinical trials during the last 20 years and has been the Co-director of Research for a number of years both at the University of Arizona and at Catalina Pointe . She has presented several papers at national meetings, has authored two book chapters and has been the main author or co-author on several articles.

Dr. Walsh lectures nationally and contributes to her community by giving outreach lectures locally on various rheumatologic topics.

She is Board Certified in both Internal Medicine and Rheumatology and Certified to perform and read DXA (Dual Energy X-ray Absorptiometry) studies for the evaluation of osteoporosis.

Dr. Walsh cares for adult patients with all types of arthritis, including gout, bursitis, osteoporosis and autoimmune diseases.