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. Jeffrey Louis Halaas located in the city of Brewster, state New York. The legal address of the Doctor 185 Route 312. Directions to the Doctor Dr. Jeffrey Louis Halaas can be found on our interactive map. Ask your questions by calling 8452787000 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: American Board of Internal Medicine Sub-certificate in Hematology (Internal Medicine) American Board of Internal Medicine Sub-certificate in Oncology (Internal Medicine) Your comments (not for publishing) * — Required information Dr. Jeffrey Louis Halaas - Brewster ← View details 185 Route 312, New York, Brewster, 10509, Brewster, New York 10509 8452787000