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.
Excellent chair side manner. Very knowledgeable, offers options, listens, brought me through cancer. I can’t imagine going to anyone else.
(3 days ago)
Apr-2026
Great doctor, he makes you feel comfortable and he is very thorough. He breaks things down so that you understand.
(3 days ago)
Apr-2026
I love that he takes as much time as YOU need for your appointment. I’ve never felt rushed and he is very easy to talk to. I feel comfortable asking any question or concern that may arise.
(1 week ago)
Mar-2026
I have been seeing Dr. Sweeney for several years now. I find that he listens, asks questions and will take time to explain to you any questions that you may have.
(1 week ago)
Mar-2026
Greatest doctor I have ever met
(2 weeks ago)
Mar-2026
Friendly, knowledgeable, and always remembers information about you!
(2 weeks ago)
Mar-2026
He was very thorough and took the time to discuss everything with me. One of the best doctors I've worked with.
(2 weeks ago)
Mar-2026
Very personable, good communication and explanations; genuine interest.
(2 weeks ago)
Mar-2026
He save my life 20yrs ago. And maybe have to do it again
(3 weeks ago)
Mar-2026
He is very knowledgeable, and patient in answering questions. I am glad that he is my oncologist.
(1 month ago)
Feb-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.
Excellent chair side manner. Very knowledgeable, offers options, listens, brought me through cancer. I can’t imagine going to anyone else.
Great doctor, he makes you feel comfortable and he is very thorough. He breaks things down so that you understand.
I love that he takes as much time as YOU need for your appointment. I’ve never felt rushed and he is very easy to talk to. I feel comfortable asking any question or concern that may arise.
I have been seeing Dr. Sweeney for several years now. I find that he listens, asks questions and will take time to explain to you any questions that you may have.
Greatest doctor I have ever met
Friendly, knowledgeable, and always remembers information about you!
He was very thorough and took the time to discuss everything with me. One of the best doctors I've worked with.
Very personable, good communication and explanations; genuine interest.
He save my life 20yrs ago. And maybe have to do it again
He is very knowledgeable, and patient in answering questions. I am glad that he is my oncologist.