We’ve launched a new Electronic Health Record system. We ask for your ongoing patience during this transition.

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Retirement Notice: Dr. Gordon Zimmermann

Dr. Gordon A. Zimmermann will be retiring from Orthopedic Associates of Hartford (OAH), effective December 22, 2021. We wish him and his family a long and healthy retirement. We assure you that you will continue to receive excellent orthopedic care at OAH for any current or future orthopedic problems. OAH has numerous Total joint and Sports Medicine doctors that can take over your care including:  Donald A. Allen, MD, Jeffrey K. Burns, MD, Robert Carangelo, MD, Christopher Lena, MD, James Mazzara, MD, Michael Miranda, MD, Durgesh Nagarkatti, MD, Clifford Rios, MD, Mark Shekhman, MD, J. Kristopher Ware, MD, Robert Waskowitz, MD and Daniel Witmer, MD . Information about each including their backgrounds and office location is available here.

Please call us at 860-549-3210 Monday – Friday (8:30 AM – 4:30 PM) for questions, appointment follow up or care from any of our outstanding Orthopedic Physicians. You will not need to request medical records as all patients’ notes are held within the company.

Dr. Zimmermann extends his best wishes to you and your family and thanks you for trusting him with your orthopedic care for so many years.


Work in the fast-paced medical field, and be part of a passionate team dedicated to improving lives every day. Epic knowledge and experience are a plus.

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