Dr. Daniel Mayer Board certified allergist in Allergy and Immunology and Pediatrics, practicing in SmithTown, with interests in Allergic Rhinitis, Eczema, and Immune Deficiency. dmayer.jpg Allergy and Immunology Pediatrics Allergic Rhinitis Asthma Contact Dermatitis Food Allergy Hay Fever Sinusitis Daniel L. Mayer, MD PC 263 E. Main Street Smithtown NY 11787 631 366 - 5252 1:30 - 6:00 10:00 - 8:00 12:00 - 5:00 10:00 - 8:00 9:00 - 5:00 No office hours No office hours Accept most plans