Optimal Weight for Life Program Meet our Team

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Medical 
David Ludwig, MD, PhD
Director

Amy Fleischman, MD, MMSc
Medical Director

Erinn Rhodes, MD, MPH
Director, Type 2 Diabetes Program

Melissa Crocker, MD
Susan Herel, MSN, CPNP-PC
Maryanne Lewis, MSN, PNP-BC
Robert Markowitz, MD
Stavroula Osganian, MD, ScD, MPH
Abhinash Srivatsa, MD

Post-Doctoral Fellow
Shannon E. Hourigan, Ph.D.

Clinical Nutrition
Maura McNamara, RD, LDN
Leslie Rathfon, MS, RD, LDN
Suzanne Rostler, MS, RD, LDN
Melissa Gallagher, RD, LDN
Sharon Weston, MS, RD, LDN

Behavioral Medicine
Alison Levin, LICSW
Lori Fishman, PsyD
Marilou Shaughnessy, PsyD
Abigail Seibert, PhD

Administration
Joyceanna Fidalgo
Ambulatory Clinic Supervisor

Patrick McCabe, LICSW, MBA
Practice Administrator

Sarah Picard, MA, MEd
Physical Activity Specialist

Kate Simonelli
Resource Specialist

Amy Fleischman

Amy Fleischman, MD, MMSc

Assistant in Medicine; Medical Director, Optimal Weight for Life (OWL) Program; Assistant Clinical Director, Ambulatory Endocrinology

Department: Endocrinology

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Maryanne Lewis MSN CP

Maryanne Lewis

Department: Endocrinology

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David Ludwig

David Ludwig, MD, PhD

Director, New Balance Foundation Obesity Prevention Center Director, Optimal Weight for Life (OWL) Program Senior Physician in Medicine; The John Fielding Crigler, Jr. & Mary Adele Sippel Crigler Chair in Pediatric Endocrinology

Department: Endocrinology

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Robert Markowitz, MD

Assistant in Medicine

Department: Endocrinology

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Erinn Rhodes

Erinn Rhodes, MD, MPH

Assistant in Medicine; Director, Endocrinology Healthcare Research and Quality Director, Type 2 Diabetes Program

Department: Endocrinology

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Stavroula Osganian MD MPH ScD

Stavroula Osganian, MD, ScD, MPH

Associate Physician in Medicine

Department: Endocrinology

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Abhinash Srivatsa MD

Abhinash Srivatsa, MD

Assistant in Medicine

Department: Endocrinology

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The future of pediatrics will be forged by thinking differently, breaking paradigms and joining together in a shared vision of tackling the toughest challenges before us.”
- Sandra L. Fenwick, President and CEO
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