Dr. Heersink obtained his medical degree from the University of Western Ontario in 1968. He completed his internship at Royal Victoria Hospital, Montreal in 1970. He volunteered with CUSO (the Canadian counterpart to the Peace Corps) in Uganda 1971-72,
doing mostly general surgery at at Buhinga District Hospital. Dr. Heersink completed his residency in Ophthalmology in 1975 from Willis Eye Hospital, Philadelphia. He completed his Fellowship in Phacoemulsification and Intra-ocular Lens Implantation
in 1976.
Dr. Heersink had independent practice in Ophthalmology at Anna Jacques Hospital, Newburyport from 1976-2021. He has served as Chief of the Department of Surgery and President of the Medical Staff of Anna Jacques Hospital. He also performed cataract
and laser surgery at Cataract & Laser Center, Andover, MA from 1998-2019. Dr. Heersink also served as Clinical Instructor at Tufts University, New England Eye Center from 1977-2005.
The Massachusetts Medical Society (MMS) is the statewide professional association for physicians and medical students, supporting 25,000 members. We are dedicated to educating and advocating for the physicians of Massachusetts and patients locally and nationally. A leadership voice in health care, the MMS contributes physician and patient perspectives to influence health-related legislation at the state and federal levels, works in support of public health, provides expert advice on physician practice management, and addresses issues of physician well-being. Under the auspices of the NEJM Group, the MMS extends our mission globally by advancing medical knowledge from research to patient care through the New England Journal of Medicine, NEJM Catalyst, and the NEJM Journal Watch family of specialty publications, and through our education products for health care professionals: NEJM Knowledge+, NEJM Resident 360, and our accredited and comprehensive continuing medical education programs.
