Our Staff

Meet New Horizon Medical’s Dream Team

Besides the directors and supervisors listed below, the New Horizon Medical team consists of a variety of medical professionals including: nutritionists, dietitians, lifestyle coaches, nurse practitioners, physician’s assistants, and exercise physiologists.

Directors

Al McCooey

Business Director
Al McCooey is a co-founder and the business director for New Horizon Medical. He holds a BA degree from Assumption College and an MBA from Bryant University. Before founding New Horizon he had a varied career, making him uniquely qualified to work as business director for New Horizon. His past career experiences include working in the military, working in a fortune 500 company and working with the development of small businesses and start ups.
Robert Nierman MD

Robert Nierman M.D., F.A.C.S., C.M.C.E.

Medical Director
Besides being the Medical Director at New Horizon Medical, Dr. Nierman served as the Medical Director for Clinical Coverage at Tufts Health Plan for over 20 years. Dr. Nierman is also a board certified general surgeon who practiced General Surgery for eighteen years in Malden, where he served as Director of Surgical Education and Chief of Surgical Services at Malden Hospital. He is a Professor Emeritus in Surgery at Boston University School of Medicine.

Debbie Petrone

Clinical Director
Debbie Petrone is a co-founder and Clinical Director of New Horizon Medical. She has over 40 years of medical experience ranging from medical office management, to teaching.
Over the years she has been involved with and successfully managed several startup labs and clinics.

Nelofer Humayon M.D.

Supervising Physician
Dr. Nelofer Humayon is an internist and a bariatric physician with board certification in both fields. After attending medical school at Rawalpindi Medical College in Pakistan, Dr. Humayon became a resident at Carney Hospital, and then worked as a primary care physician at Norwood Primary Care. She now dedicates her time to seeing patients afflicted with obesity and helping them lose weight through the medical management portion of New Horizon’s multi-disciplinary program.

Supervisors and Managers

Danielle Morley

Clinical Supervisor

Wendy Colby

Clinical Supervisor

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