Individual provider · Type 1 NPI

James John O'Leary, MD

Medical Oncology Physician · Waltham, MA

NPI number 1336371012 Active

Practice location

830 Winter St
Waltham, MA 02451-1477

Fax (781) 895-0611

Specialties and licenses

TaxonomyCodeLicense
Medical Oncology Physician Primary 207RX0202X188142 (NY)

Medical Oncology Physician: An internist who specializes in the diagnosis and treatment of all types of cancer and other benign and malignant tumors. This specialist decides on and administers therapy for these malignancies as well as consults with surgeons and radiotherapists on other treatments for cancer.

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About NPI 1336371012

James John O'Leary, MD's National Provider Identifier is 1336371012, issued on Aug 14, 2009. The primary taxonomy on file is Medical Oncology Physician (207RX0202X), and the practice location is in Waltham, MA. The record was last updated on Aug 14, 2009.