Reviews reflect patients' level of satisfaction with the care they received from this provider. Dr. Brian Oconnor xhas an overall rating of 3.9.
Dr. Brian Oconnor, MD is a Doctor primarily located in Frederick, MD. He has 33 years of experience. His specialties include Hematology and Oncology and Internal Medicine. Dr. Oconnor is affiliated with Frederick Memorial Hospital, Johns Hopkins University Hospital and Johns Hopkins University Hospital. He speaks English.
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Specialties & Expertise
Dr. Brian Oconnor has the following 16 areas of expertise, 2 specialties and 3 board certifications.
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Locations & Directions
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