Podiatry in Chelmsford and Newburyport, MA - Cathy Coker, DPM br Podiatrist in Chelmsford and Newburyport, MA - Cathy Coker, DPM - New England Foot and Ankle Foot Doctor br br Dr. Cathy Coker completed her Bachelor of Science degree from the University of Georgia in Athens, GA and received her doctorate from the New York College of Podiatric Medicine, New York, NY. She then completed a 3-year surgical residency in reconstructive foot and ankle surgery from Dekalb Medical Center in Decatur, GA. br Dr. Coker is a member of The Podiatry Institute, a nationally recognized non profit organization that is committed to developing, promoting and advancing podiatric medicine and surgery through ongoing education in the area of the foot and ankle. As a faculty member of the Podiatry Institute, she extensively lectures on disorders and various treatments of the foot and ankle. br Dr.