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 is the Best!
(4 days 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.
(1 week ago)
Jan-2026
He’s the best!
(3 weeks ago)
Jan-2026
I'm grateful for the medical expertise of Dr Sweeney. Highly Recommend!
Provides kind and excellent care.
(3 weeks 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 .
(1 month ago)
Dec-2025
Wonderful doctor. Great with patients. Listens to what I had to say. And explains and questions well.
(1 month ago)
Dec-2025
He takes the time to talk through and explain things.
(1 month ago)
Dec-2025
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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.
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 .
Wonderful doctor. Great with patients. Listens to what I had to say. And explains and questions well.
He takes the time to talk through and explain things.