[Derry Office at 14 A Tsienneto Road, Second Floor, and Concord Office] Dr. Dreffer received a Bachelor of Arts degree from Williams College in Williamstown, MA, and his Doctor of Medicine degree from The Ohio State University College of Medicine in Columbus, Ohio. He has been a Family Practice provider since 1997 and was the medical director and then program director for the NH Dartmouth Family Medicine Residency Program at Concord Hospital for more than 10 years. Dr. Dreffer is accepting new patients in our Derry and Concord offices.
Dr. Dreffer is seeing patients in Derry at 14 A Tsienneto Road on the second floor, and in our Concord office. Please note that as of 6/19/23, Dr. Dreffer will see patients in Concord only.