Marc A. Horowitz, MD Top DoctorTop Pediatric Care 440 Mamaroneck Avenue Town/Village of Harrison, New York, 10528 Phone: 914-723-5511 Company Name: Northwell Health Physician Doctor Category: Ophthalmology Profile Let this business know you found them on Westchester Magazine's Online Directories. Locations Town/Village of Harrison 440 Mamaroneck Avenue Town/Village of Harrison, New York 10528 Claim/Edit Listing