Suggest an Edit Name* Categories* Doctor Hospital Pharmacy Add category State* Locality* ZIP* Street address* Phone* Website Opening hours Monday: 09:00 am — 05:00 pm Tuesday: 09:00 am — 05:00 pm Wednesday: 09:00 am — 05:00 pm Thursday: 09:00 am — 05:00 pm Friday: 09:00 am — 05:00 pm Saturday: 09:00 am — 03:00 pm Company description Dr. William Walter Backus located in the city of Stony Brook, state New York. The legal address of the Doctor Health Sciences Ctr. Directions to the Doctor Dr. William Walter Backus can be found on our interactive map. Ask your questions by calling 6314442975 on workdays.</br></br></br>NPI number: Data not provided</br>Provider's gender: Data not provided</br>Practice names: Data not provided</br>Board certifications: Data not provided Your comments (not for publishing) * — Required information Dr. William Walter Backus - Stony Brook ← View details Health Sciences Ctr, New York, Stony Brook, 11794, Stony Brook, New York 11794 6314442975