Meet Our Team
Our team members are highly qualified experts in exercise physiology, nutrition, and medicine who provide a combination of fitness, metabolic, nutrition, and body composition assessments. Our team provides our patients with a personalized and compassionate treatment plan.

Ryan Walker, PhD, MS
Director, Mount Sinai Physiolab,
and the Mount Sinai Human Metabolism and Physiology Lab
Associate Professor, Environmental Medicine
Icahn School of Medicine at Mount Sinai
Director, Translational Research Core, NYR-Diabetes Research Center

Laura Feinblum, MS, RD, CDN
Manager, Mount Sinai Physiolab
Registered Dietician
Department of Environmental Medicine
Icahn School of Medicine

Taylor Stein, MS, RD, CDN
Manager and Graduate Assistant, Mount Sinai Physiolab
Registered Dietician
Department of Environmental Medicine
Icahn School of Medicine

Jeanine Albu, MD
Clinical Advisor
Professor of Medicine (Endocrinology, Diabetes and Metabolism)
Mount Sinai Morningside and Mount Sinai West

Peter Goulden, MD, FRCP
Medical Director, Division of Endocrinology, Diabetes and Bone Disease
Mount Sinai Morningside and Mount Sinai West
Clinical Endocrinology Advisor, Mount Sinai Physiolab
Associate Professor, Medicine, Endocrinology, Diabetes and Bone Disease
Icahn School of Medicine

Nick Messinger, PharmD, BCACP, CDCES, BC-ADM
Pharmacy Advisor, Mount Sinai Physiolab
Clinical Pharmacy Manager, Weight and Metabolism Management Program
Division of Endocrinology, Diabetes and Bone Diseases
Mount Sinai Health System

Kathryn J. Whyte, PhD, MS, RDN
Room Calorimetry Advisor
Assistant Professor
Calorimetry Services Director
Associate Director, NORC Metabolism Core
Department of Nutrition Sciences
The University of Alabama at Birmingham
Former Lab Members

Andrew Dorsey, MS, EP-C
Exercise Physiologist and Clinical Research Coordinator

Jen Muse, MS, RD, CDN
Manager and Associate Researcher, Mount Sinai Physiolab

Hannah Kittrell, MS, RD, CDN
Director, Mount Sinai Physiolab