Chartier, Brian D PA

Iwona Dziewa, DO is a board-certified physician, specializing in Allergy and immunology. With an office conveniently located in Jefferson Valley, NY, Dr. Dziewa offers treatment for a wide range of issues including eczema, skin rashes, itchy eyes, hives, sinusitis and more. If you aren't sure what is causing your symptoms, our diagnostic testing can help poinpoint the problem. These tests include allergy skin/patch testing, asthma testing and environmental allergy testing. Optum accepts most major health plans.