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Dr. Gregory O'Conor, MD

Dr. Gregory O'Conor, MD

Age 73 Hematology M
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Dr. Gregory O'Conor, MD is a hematology specialist in Lancaster, PA. Dr. O'Conor completed a residency at Montefiore Hosp-U Pittsburg. He currently practices at Hematology Oncology Physicians of Lancaster. Dr. O'Conor is board certified in Hematology.


  • University of Virginia, Fellowship Hospital — 1984
  • Montefiore Hosp-U Pittsburg, Residency Hospital — 1981
  • Montefiore Hosp-U Pittsburg, Internship Hospital — 1979
  • Georgetown U, School of Medicine, Medical School — 1978


  1. Practice

    1. 1
      Hematology Oncology Physicians of Lancaster
      2106 Harrisburg Pike Ste 116b, Lancaster, PA 17601 Existing Patients: (717) 544-3600

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Dr. Gregory O'Conor, MD
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Frequently Asked Questions

Dr. O'Conor frequently treats Gastrointestinal Diseases and Stomach Diseases.  

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