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.
Dr Sweeney was very informative. He was patient with our questions and is extremely personable.
(2 weeks ago)
Feb-2026
Very wise and interesting Physician. I am trusting that he will follow me and make sure that he has considered all possibilities to help me have a few more years of a quality of life . So very pleased with our conversation.
(3 weeks ago)
Feb-2026
Dr Sweeney is the Best!
(3 weeks ago)
Jan-2026
I have been seeing Dr. Sweeney for 17 years. He is amazing! He is so thorough and really listens to me. I highly recommend him.
(3 weeks ago)
Jan-2026
He’s the best!
(1 month ago)
Jan-2026
I'm grateful for the medical expertise of Dr Sweeney. Highly Recommend!
Provides kind and excellent care.
(1 month ago)
Jan-2026
Explains complex medical issues in understandable terms. Takes the time to answer questions
(1 month ago)
Jan-2026
Dr. Sweeney is professional, knowledgeable, kind, listens, and explains everything in a way that is easy to understand. I’ve been a patient of his for 13 years and have always had good experiences.
(1 month ago)
Jan-2026
Waited too long to see hi,. It, if he spends as much time much time with everyone as he did with me, that was a good thing
(1 month ago)
Jan-2026
Wonderful doctor, always have time for my questions .
(2 months ago)
Dec-2025
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Jasonway Cancer Center
810 Jasonway Avenue Columbus, OH 43214
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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.
Dr Sweeney was very informative. He was patient with our questions and is extremely personable.
Very wise and interesting Physician. I am trusting that he will follow me and make sure that he has considered all possibilities to help me have a few more years of a quality of life . So very pleased with our conversation.
Dr Sweeney is the Best!
I have been seeing Dr. Sweeney for 17 years. He is amazing! He is so thorough and really listens to me. I highly recommend him.
He’s the best!
I'm grateful for the medical expertise of Dr Sweeney. Highly Recommend! Provides kind and excellent care.
Explains complex medical issues in understandable terms. Takes the time to answer questions
Dr. Sweeney is professional, knowledgeable, kind, listens, and explains everything in a way that is easy to understand. I’ve been a patient of his for 13 years and have always had good experiences.
Waited too long to see hi,. It, if he spends as much time much time with everyone as he did with me, that was a good thing
Wonderful doctor, always have time for my questions .