Dr. Thomas J. Sweeney, M.D. is a native of Columbus. He graduated from the Ohio State University with a B.S. in Chemical Engineering and an M.S. in Chemistry. In 1992 he graduated from the Ohio State University College of Medicine with his M.D. He completed his Internship and Residency at the University of Michigan in Ann Arbor.
Dr. Sweeney completed his Fellowship in Medical Oncology at Stanford University in 1998. Dr. Sweeney is Board Certified in Medical Oncology.
Dr. Thomas J. Sweeney, M.D. is a native of Columbus. He graduated from the Ohio State University with a B.S. in Chemical Engineering and an M.S. in Chemistry. In 1992 he graduated from the Ohio State University College of Medicine with his M.D. He completed his Internship and Residency at the University of Michigan in Ann Arbor.
Dr. Sweeney completed his Fellowship in Medical Oncology at Stanford University in 1998. Dr. Sweeney is Board Certified in Medical Oncology.
The reviews listed below were collected independently of Columbus Oncology & Hematology Associates through rater8. Each review represents an authentic and verified patient experience.
He listens.
(5 days ago)
May-2026
Excellent understanding and explanation of my problem. Friendly personality and explanation in layman terms. Thanks so much
(1 week ago)
May-2026
Extremely professional, knowledgeable, experienced, and most important understanding and empathetic.
(1 week ago)
May-2026
Always professional, competent, compassionate!!
(2 weeks ago)
May-2026
I have been with Dr Seeeney since 2012 and 2 diagnosis of breast cancer. He is an amazing specialist. I have always felt like he is has my best interest at heart. He is a caring and compassionate physician with so much knowledge. He is able to deliver that knowledge in a honest yet sensitive way. E has been a positive model in my journey.
(3 weeks ago)
May-2026
I’ve been seeing him for over 20 years and he has always been excellent 100% of the time.
(1 month ago)
May-2026
Dr Sweeney is not only an amazing doctor but he is also kind and compassionate. He is always willing to listen and answer all my questions. I never feel rushed.
(1 month ago)
May-2026
Very pleased with Dr Sweeney. He was informative without trying to overwhelm us. I’d recommend him to everyone.
(1 month ago)
May-2026
Very nice and seems to really care
(1 month ago)
Apr-2026
Very professional. He spent the time to explain the findings and answered all my questions. Very kind, friendly and understanding.
(1 month ago)
Apr-2026
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Jasonway Cancer Center
810 Jasonway Avenue Columbus, OH 43214
Dublin Cancer Center
6700 Perimeter Drive Dublin, OH 43016
Dr. Thomas J. Sweeney, M.D. is a native of Columbus. He graduated from the Ohio State University with a B.S. in Chemical Engineering and an M.S. in Chemistry. In 1992 he graduated from the Ohio State University College of Medicine with his M.D. He completed his Internship and Residency at the University of Michigan in Ann Arbor.
Dr. Sweeney completed his Fellowship in Medical Oncology at Stanford University in 1998. Dr. Sweeney is Board Certified in Medical Oncology.
Dr. Sweeney joined our group in the Summer of 1999 after he, his wife Rose and three children completed their move back to Ohio.
He listens.
Excellent understanding and explanation of my problem. Friendly personality and explanation in layman terms. Thanks so much
Extremely professional, knowledgeable, experienced, and most important understanding and empathetic.
Always professional, competent, compassionate!!
I have been with Dr Seeeney since 2012 and 2 diagnosis of breast cancer. He is an amazing specialist. I have always felt like he is has my best interest at heart. He is a caring and compassionate physician with so much knowledge. He is able to deliver that knowledge in a honest yet sensitive way. E has been a positive model in my journey.
I’ve been seeing him for over 20 years and he has always been excellent 100% of the time.
Dr Sweeney is not only an amazing doctor but he is also kind and compassionate. He is always willing to listen and answer all my questions. I never feel rushed.
Very pleased with Dr Sweeney. He was informative without trying to overwhelm us. I’d recommend him to everyone.
Very nice and seems to really care
Very professional. He spent the time to explain the findings and answered all my questions. Very kind, friendly and understanding.