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. Mary O'Sullivan located in the city of New York, state New York. The legal address of the Doctor 1090 Amsterdam Avenue. Directions to the Doctor Dr. Mary O'Sullivan can be found on our interactive map. Ask your questions by calling (212) 523-8672 on workdays.</br></br></br>NPI number: 1962495788</br>Provider's gender: Female</br>Practice names: Mount Sinai Doctors</br>Board certifications: American Board of Internal Medicine Pulmonary Disease (Internal Medicine) Your comments (not for publishing) * — Required information Dr. Mary OSullivan - New York ← View details 1090 Amsterdam Avenue, New York, New York, 10025, New York, New York 10025 (212) 523-8672