Center for Weight Management and Bariatric Surgery
Weight Management & Bariatric 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

Douglas C. Campbell MD
Medical Director of the Bariatric Surgery Program, Surgeon

Wassim Mazraany MD
President-elect of the Medical Staff, Surgeon

Roy R. Shen MD
Medical Director of the Trauma Program, Surgeon

Michael E. Jiser MD
Surgeon

Caitlin J. Polistena MD
Surgeon
Obesity Medicine

Supriya Rao MD
Medical Director of the Obesity Medicine Program
Virginia L. Kelley FNP
Family Nurse Practitioner, Obesity Medicine
Clinical Leadership
Nicole Nieves MSN, MBA, RN, CNML
Manager Bariatric Service Line
Care Providers

Laura Elizabeth Jarosz MS, AGNP-CNP
Nurse Practitioner

Paul R. O'Brien Ed.D
Psychologist

Megan Peterson BA
Psychology Intern

Maureen Apitz MS, RD, LDN
Bariatric Dietitian

Jenny L. Hegmann MS, RD, LDN
Bariatric Dietitian

Brittany Martin RD, LDN
Bariatric Dietitian, Certified Obesity Management in Pediatrics and Adults

Nancy Mullin RN
Case Manager

Deborah Karen McHugh MSN, FNP
MBS Coordinator
Support Staff

Susan Dufresne
Bariatric Administrative Assistant

Susana Silva
Bariatric Administrative Assistant

Nancy Freker
Patient Care Coordinator

Cynthia Marcano
Pre-Service Navigator

Belinda Khorn CCMA
Medical Assistant

Ruth Garcia CMA
Medical Assistant

Coralys Cintron Ortiz CMA
Medial Assistant

Channy Ouk CMA
Medical Assistant

Bette Jo Toppin M.Ed, LMHC, CHt
Group Facilitator

Judith Montmarquet MBA, RN, BSN
Quality Improvement Specialist
