After graduating from the University of Pennsylvania summa cum laude in 1976, Dr. Eisenberg attended the Medical College of Pennsylvania in Philadelphia, where he earned his M.D. degree in 1980.  He was elected to the medical honor society, Alpha Omega Alpha, and received the Internal Medicine Award while in medical school.  He then completed his internship in Internal Medicine at the University of Florida before returning to the Medical College of Pennsylvania to complete his Internal Medicine residency.  He served as Chief Medical Resident after the residency was completed, and achieved his Board Certification in Internal Medicine at that time.  He also was the first recipient of the prestigious Elizabeth Labovitz Award, given to the best teaching housestaff member across all disciplines as voted on by 200 students and fellow housestaff.  He then served as Director of Medical Education at the two division Frankford Hospital in Philadelphia, and was the Program Director for a rotating internship for one year.  This was followed by his Ophthalmology Residency at Tufts-New England Medical Center in Boston, where he also served as Chief Resident in his final year.  Dr. Eisenberg achieved his Board Certification in Ophthalmology in 1988, when he started in the Practice of Ophthalmology in Worcester, MA.  

Dr. Eisenberg joined Worcester Ophthalmology Associates in 1995, and has maintained Staff privileges at St. Vincent's Hospital and the University of Massachusetts.  His currently serves on the Public Health and Education Committee of the New England Ophthalmologic Society and has also served as the Central Massachusetts representative for the Massachusetts Society of Eye Physicians and Surgeons.  He currently practices Comprehensive Ophthalmology, including glaucoma, cataracts, macular degeneration, and maintenance of general eye health.