Dr. Gregory C. Connolly, M.D.

Hematology & Oncology, Internal Medicine

(1 review)
Accepting new patients 16 years of experience


Dr. Gregory C. Connolly, M.D. is an Internist (Hematologist or Oncologist) in Batavia, NY. He specializes in Hematology & Oncology and Internal Medicine, has 16 years of experience, and is board certified. He graduated from University of Rochester and he is affiliated with Unity Hospital, United Memorial Medical Center, and Rochester General Hospital.

Dr. Connolly works at 127 North St # 1 and 2 other locations. He treats conditions like Secondary Malignancies, Chronic Lymphocytic...

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Patient Reviews (1)
Jan 29, 2020

An excellent oncologist/hemotologist. He literally saved my life from Waldenstroms which affects 4 in a million. He is very compassionate and I am proud to have had him as a doctor and a friend. Now living in Fla I wish he could come here and...

Peter Hagberg

About Dr. Gregory C. Connolly, M.D.


  • Hematology & Oncology
  • Internal Medicine

Years of Experience

16 years of experience

Languages Spoken

  • English



NPI Number


Education & Certifications

Medical Education

  • University of Toronto


  • University of Rochester


  • University of Rochester

Board Certifications

  • Hematology
  • Hematology
  • Medical Oncology


Primary Location Pin Icon

Primary Location

127 North St # 1,

Batavia, NY 14020

Rochester General Hospital

1425 Portland Ave,

Rochester, NY 14621

Rochester General Hospital Laboratory At Linden

20 Hagen Dr Ste 100,

Rochester, NY 14625


Admitting Hospitals

  • Rochester General Hospital
  • United Memorial Medical Center
  • Unity Hospital

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