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“Patients always come first for me. I treat everyone as relatives and friends. I will give everyone my best, every time!”

Provider Bio down arrow

Dr. Adedayo Onitilo is the director of Cancer Care and Research. He is principal investigator of WinCORP, which provides access to NCI-sponsored clinical trials to more than 680,000 people in Wisconsin, and parts of Michigan, Iowa and Minnesota. He is editor-in-chief for Clinical Medicine and Research, a publication of original scientific medical research. He also holds a clinical faculty position at the University of Wisconsin.

Dr. Onitilo enjoys working in the Health System because it allows him to practice exceptional medicine and conduct landmark research. “It’s rare to be able to wear both hats,” he said. “We are doing groundbreaking research now that may help patients worldwide.”

In his spare time, you’ll find Dr. Onitilo displaying his ping-pong skills or working on his golf game. As a physician who has lived and practiced throughout the world, he loves to travel and meet new people. He is happily married with children.

Dr. Onitilo is board certified in internal medicine, hematology, medical oncology and hospice and palliative medicine. He earned his medical degree at Ogun State University in Nigeria. He did his residency at Columbia University, College of Physicians and Surgeons - Harlem Hospital in New York. Dr. Onitilo completed a fellowship in oncology/ hematology and earned a master of science degree in clinical research at the Medical University of South Carolina. He earned a doctorate degree in epidemiology from The University of Queensland, Australia. Dr. Onitilo is a member of the Wisconsin chapter of the American Cancer Society and Wisconsin Cancer Council steering committee.

Professional Summary down arrow

  • Medical School
    Ogun State University Sagamu, Ogun State, Nigeria, M.D. 1995

    Internship
    Columbia University College of Physicians & Surgeons - Harlem Hospital Center New York, NY, United States, Internal Medicine 1999

    Residency
    Columbia University College of Physicians & Surgeons - Harlem Hospital Center New York, NY, United States, Internal Medicine 2001

    Fellowship
    Medical University of South Carolina Charleston, SC, United States Master of Science - Clinical Research 2004

    Medical University of South Carolina Charleston, SC, United States Oncology/Hematology 2004

  • Academic Appointments
    Clinical Associate Professor, Department of Medicine-University of Wisconsin School of Medicine and Public Health Madison, WI

    Professional Societies
    American College of Physicians American Society of Clinical Oncology American Society of Hematology International Society for Experimental Hematology

    Board Certifications
    Hematology: 2004, recertified 2014 Hospice & Palliative Medicine: 2005 Internal Medicine: 2002, recertified 2012 Medical Oncology: 2004, recertified 2014

    State Licenses
    South Carolina Wisconsin

    Areas of Interest
    Associate Editor, Clinical Medicine & Research Journal Clinical Practice & Research

Patient Ratings down arrow

4.6
out of 5 (189 ratings, 13 comments)
4.6
Provider explanations of my problem
4.6
Provider concern for my questions
4.6
Provider's efforts to include me in treatment decisions
4.6
Provider's discussion of proposed treatment
4.7
My likelihood of recommending this provider

Patient Comments down arrow

Comments are also gathered from the Press Ganey patient satisfaction survey and displayed in their entirety with the exception of any language that may be considered slander, libel or contain private health information, which will be removed prior to publishing.
Comments are from Press Ganey surveys. Slander, libel and private health information are removed.
Sort by:
July 20, 2022
Very wonderful doctor - explains everything - takes time with me.
July 20, 2022
Dr. Onitilo is awesome.
July 20, 2022
Very good experience overall.
August 19, 2022
My doctor, did an excellent job, I feel very well taken care of and trust him to do what is best for me.
September 22, 2022
Dr. Onitilo and his staff are the very best!!
September 23, 2022
It would be nice if we could get more information to take home and receive.
December 22, 2022
Yes, I have had, a very kind experience and was cared about and checked to where I had concerns.
February 22, 2023
Dr. O is a great doctor great communicator.
April 24, 2023
Excellent care
July 20, 2022
Great doctor!
October 21, 2022
Dr. was unable to discuss condition as labs weren't back.
April 24, 2023
Good.
October 28, 2022
Dr. Onitilo shared little concern for my symptoms & well being.
October 28, 2022
Dr. Onitilo shared little concern for my symptoms & well being.
April 24, 2023
Good.
October 21, 2022
Dr. was unable to discuss condition as labs weren't back.
July 20, 2022
Great doctor!
July 20, 2022
Very wonderful doctor - explains everything - takes time with me.
July 20, 2022
Dr. Onitilo is awesome.
July 20, 2022
Very good experience overall.
August 19, 2022
My doctor, did an excellent job, I feel very well taken care of and trust him to do what is best for me.
September 22, 2022
Dr. Onitilo and his staff are the very best!!
September 23, 2022
It would be nice if we could get more information to take home and receive.
December 22, 2022
Yes, I have had, a very kind experience and was cared about and checked to where I had concerns.
February 22, 2023
Dr. O is a great doctor great communicator.
April 24, 2023
Excellent care
July 20, 2022
Very wonderful doctor - explains everything - takes time with me.
July 20, 2022
Dr. Onitilo is awesome.
July 20, 2022
Great doctor!
July 20, 2022
Very good experience overall.
August 19, 2022
My doctor, did an excellent job, I feel very well taken care of and trust him to do what is best for me.
September 22, 2022
Dr. Onitilo and his staff are the very best!!
September 23, 2022
It would be nice if we could get more information to take home and receive.
October 21, 2022
Dr. was unable to discuss condition as labs weren't back.
October 28, 2022
Dr. Onitilo shared little concern for my symptoms & well being.
December 22, 2022
Yes, I have had, a very kind experience and was cared about and checked to where I had concerns.
February 22, 2023
Dr. O is a great doctor great communicator.
April 24, 2023
Good.
April 24, 2023
Excellent care
April 24, 2023
Good.
April 24, 2023
Excellent care
February 22, 2023
Dr. O is a great doctor great communicator.
December 22, 2022
Yes, I have had, a very kind experience and was cared about and checked to where I had concerns.
October 28, 2022
Dr. Onitilo shared little concern for my symptoms & well being.
October 21, 2022
Dr. was unable to discuss condition as labs weren't back.
September 23, 2022
It would be nice if we could get more information to take home and receive.
September 22, 2022
Dr. Onitilo and his staff are the very best!!
August 19, 2022
My doctor, did an excellent job, I feel very well taken care of and trust him to do what is best for me.
July 20, 2022
Very wonderful doctor - explains everything - takes time with me.
July 20, 2022
Dr. Onitilo is awesome.
July 20, 2022
Great doctor!
July 20, 2022
Very good experience overall.

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