Are you Dr. O'Brien?
Join over one million U.S. Physicians, Nurse Practitioners and PAs, already on Doximity.
- Connect with colleagues in the same hospital or clinic
You already have 60 invites waiting! - Search all U.S. specialist profiles and refer a patient
- Read the latest clinical news and earn CME/CEU credits
Office
55 Lake Ave N
Department of Emergency Medicine
Worcester, MA 01655Phone+1 508-856-4101Fax+1 508-334-5374- Is this information wrong?
Summary
- Dr. Colin O'Brien, MD is a board certified emergency medicine physician in Worcester, Massachusetts. He is currently licensed to practice medicine in Massachusetts, New Hampshire, and Vermont. He is affiliated with St. Joseph Hospital and Southern New Hampshire Medical Center.
Education & Training
- McGaw Medical Center of Northwestern UniversityResidency, Emergency Medicine, 1988 - 1992
- Georgetown University School of MedicineClass of 1988
Certifications & Licensure
- NH State Medical License 1995 - 2025
- VT State Medical License 1995 - 2024
- MA State Medical License 1997 - 2021
- IL State Medical License 1988 - 1999
- American Board of Emergency Medicine Emergency Medicine
Publications & Presentations
Hospital Affiliations
- Southern New Hampshire Medical CenterNashua, New Hampshire
- St. Joseph HospitalNashua, New Hampshire