Gramercy Allergy & Asthma

Jennifer Collins, M.D.
Board certified in Internal Medicine and Allergy and Immunology

Stefanie Casillas, RD

Stefanie Casillas, RD, Nutritionist

As a nutritionist, Stefanie’s passion lies in helping patients learn to nourish their bodies and optimize their health. Whether you are dealing with food allergies, food intolerance, or weight issues Stefanie brings expertise to improve your overall health.

Trained at New York University, Stefanie brings a varied background to Gramercy Allergy & Asthma. Throughout her studies Stefanie has worked with children and adults in hospital and outpatient settings to improve their awareness of nutrition and its impact on health.