Dr. Colin O'Brien, MD is a emergency medicine specialist in Worcester, MA. Dr. O'Brien completed a residency at Northwestern Memorial Hospital. He currently practices at Umass Med Ctr and is affiliated with Southern New Hampshire Medical Center. Dr. O'Brien is board certified in Emergency Medicine.
Umass Med Ctr
Worcester Office55 Lake Ave N # 20, Worcester, MA 01655 Existing Patients: (508) 334-1000
Southern New Hampshire Med Ctr
Advantage Network Pho8 Prospect St, Nashua, NH 03060 Existing Patients: (603) 577-2500
- Northwestern Memorial Hospital, Residency Hospital
- Georgetown University School Of Medicine, Medical School — 1988
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- Southern New Hampshire Medical Center