Connecting me to a healthier life
Key to Curtis Challenger's 150 pound weight loss was comprehensive support before, during, and after surgery.
Read Curtis's StoryCOVID-19 (Coronavirus) updates - Testing is available by appointment at all our Urgent Care locations, including for out-of-state summer travel requirements.
Please check our new visitor policy effective June 12.
The Center for Weight Management has cancelled our in-person bariatric information sessions and patient programs until further notice due to precautions with COVID-19 (Coronavirus). However, Information sessions are available online in English.
Please call our office for further information at 978-788-7200.
Connecting me to an active and happy life
Weight loss surgery helped Erin Bradley of Lowell shed 164 pounds and inspire others.
Read Erin's story
Center for Weight Management and Bariatric Surgery
Your Care Team
The Center for Weight Management and Bariatric Surgery is a multidisciplinary team of surgeons, medical doctors, dietitians, psychologists, nurses, and support staff committed to providing you with long-term comprehensive care and support. They are experienced, compassionate and your friend for life.
Physicians
Michael E. Jiser MD
Medical Director of the Bariatric Surgery Program, Surgeon
Roy R. Shen MD
Medical Director of the Trauma Program, Surgeon
Rebecca C. Shore MD
Surgeon
Wassim Mazraany MD
Chief of Surgery, Surgeon
Douglas C. Campbell MD
Surgeon
Clinical Leadership
Barbara Viens DNP, RN, ONC, CNML
Clinical Director of Orthopedics , Clinical Director of Bariatrics
Melissa L. Harvey FNP
Nurse Practitioner, Advanced Practice Nurse Supervisor
Susan Seamans LPN
Practice Manager
Care Providers
Paul R. O'Brien EDD
Psychologist
Jenny L. Hegmann MS, RD, LDN
Bariatric Dietitian
Alisa Himelfarb MS, RD, LDN
Bariatric Dietitian
Rose Stanzione RD
Bariatric Dietitian
Support Staff
Susan Dufresne
Bariatric Administrative Assistant
Nancy Mullin RN
Insurance Coordinator
Ashley Rolens
Patient Advocate and Medical Assistant
Mary Decicco
Medical Assistant
Bette Jo Toppin
Group Facilitator
Mike LaPlante
MYHH facilitator
Melissa McLaughlin
Instructor
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