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Byeff, Peter David, MD

Director, George Bray Cancer Center




English, French

Providing the best care to our patients and their companions requires communicating in a way everyone understands. Interpreter services are available 24 hours a day, 7 days a week, 365 days a year. All spoken languages are available, as well as American Sign Language (AS/L).

Accepting New Patients
  • Hematology / Oncology

Areas of Expertise
Gastrointestinal Cancer, Hematologic Cancers, Hematologic Malignancy, Hematological Malignancies, Leukemia, Lung Cancer, Lymphoma, Myelodysplasia, Myelomas

Hospitals and Organizations

  • Hartford HealthCare Medical Group
  • Integrated Care Partners
  • The Hospital of Central Connecticut


Columbia Presbyterian Medical Center ‐ Hematology-Oncology

Georgetown University Hospital

Medical School
John Hopkins University School of Medicine


Peter D Byeff, MD, graduated cum laude from the University of Pennsylvania where he received a BA degree and was recognized with honors in his major field of study. He graduated from the Johns Hopkins University School of Medicine and served his internship and residency in internal medicine at Georgetown University Hospital. He was a visiting fellow in Hematology-Oncology at Columbia-Presbyterian Medical Center and was awarded the Royal Gibson Award as the outstanding first year fellow. He also received the prestigious Damon Runyon-Walter Winchell fellowship for his research efforts. He is triple Board Certified in Hematology, Oncology, and Internal Medicine.

Since finishing his training at Columbia, Dr. Byeff has been in practice in central Connecticut. He was the first director of the George Bray Cancer Center at the Hospital of Central Connecticut, and was re-appointed to this position in October of 2008. He has been the principal investigator for the Eastern Cooperative Oncology Group and the National Adjuvant Breast and Bowel Project at The Hospital of Central Connecticut. He is an investigator for the Gynecologic Oncology Group. He served on the American Society of Clinical Oncology Workforce Task-force which identified the impending crisis in oncology workforce numbers. He has written a number of scientific papers and is the founding member of the Cancer Center of Central Connecticut. Currently, he is a representative from The Johns Hopkins School of Medicine to the Alumni Council of Johns Hopkins University and serves on its Executive Committee.


Aetna, Anthem, Cigna Healthcare, Colonial Cooperative Care, Community Health Network of Connecticut, Inc., Connecticare, First Health Group Corp., Health New England, Multiplan, Northeast Health Direct, Oxford Health Plans, United Healthcare, BCBS Medicare, Connecticare Commercial, Connecticare Medicare, Corvel, Coventry, Essence Healthcare, Evercare, Focus, Health Connecticut, Health Direct, Healthy Connecticut, Prime Health Services, Private Health Care Systems, Inc., Senior Whole Health, WellCare of Connecticut, Inc., One Health Plan/ Great-West Healthcare, CarePartners of Connecticut

This information is subject to change at any time. Please check with your insurance provider before scheduling your appointment or receiving services to confirm they are a participating member of the Hartford HealthCare network.