Dr. Worthington earned his undergraduate degree at the University of Vermont, where he graduated cum laude, Phi Beta Kappa. He received his medical degree from the University of Vermont College of Medicine. Dr. Worthington completed residencies in both surgery and orthopedic surgery at the Brown University School of Medicine at Rhode Island Hospital, where he served as Chief Resident in Orthopedic Surgery.

Board certified in orthopedic surgery, Dr. Worthington specializes in state-of-the-art, computer-assisted joint replacement surgery involving knees and hips. His clinical interests also include fractures. He is a member of the American Association of Hip & Knee Surgeons and the American Academy of Orthopedic Surgery.

A resident of Swansea since 1987, Dr. Worthington is a deacon of the First Baptist Church of Swansea. Dr. Worthington supports a local soup kitchen and frequently speaks at local senior centers. He has been married for 35 years and has three sons. He is an avid runner and has completed 14 marathons.