Dr. Shiel received a Bachelor of Science degree with honors from the University of Notre Dame. There he was involved in research in radiation biology and received the Huisking Scholarship. After graduating from St. Louis University School of Medicine, he completed his Internal Medicine residency and Rheumatology fellowship at the University of California, Irvine. He is board-certified in Internal Medicine and Rheumatology. He is a Fellow of the American Colleges of Physicians and Rheumatology.
Dr. Shiel is in active practice in the field of rheumatology in south Orange County, California. He is a partner in the Mission Internal Medical Group and is a manager of LLCs for the group.
Dr. Shiel has been Associate Clinical Professor of Medicine at University of California, Irvine. He has served as chairman of the Department of Internal Medicine at Mission Hospital Regional Medical Center. He was selected as one of the most respected doctors in Orange County California in a poll of more than 5,000 physicians in the county performed by the Washington D.C. based Center for the Study of Services as published in Orange Coast magazine in January 2000.
Dr. Shiel has authored and served as a reviewer for numerous articles on subjects related to arthritis for prestigious peer-reviewed medical journals. He has co-edited two medical textbooks. He is Co-Editor-In-Chief of the Webster's New World™ Medical Dictionary, Year 2000 First Edition, Year 2003 Second Edition, Year 2008 Third Edition. He has lectured in person and appeared on television and radio programs both for physicians and the community. He was a medical commentator for the national news broadcast of medical issues related to the death of Pope John Paul II, Fox News NYC, April, 2005. He has authored numerous expert medical-legal reviews. He is a contributor for questions for the American Board of Internal Medicine. He is a regular reviewer of board questions on behalf of the American Board of Rheumatology Subspecialty. He served on the Medical and Scientific Committee of the Arthritis Foundation, and is currently on the Medical Advisory Board of Lupus International. Dr. Shiel is proud to have served as Chief Editor for MedicineNet.com since he co-founded it in 1996. He has authored hundreds of articles for the website and remains an advisor and Chief Editor for MedicineNet.com which was sold to WebMD in 2005.Google Profile