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Walter Quan, Jr., MD

Chief of Medical Oncology & Director of Immunotherapy

Western Regional Medical Center

"People here at Cancer Treatment Centers of America have such a positive attitude. They understand the patients and caregivers, as well as the nature of the disease itself and the effects it can have on patients. It’s uplifting to see how the doctors and other clinicians work together to provide comprehensive care."

- Walter Quan, Jr., MD
Walter Quan, Jr., MD

Medical Degree

  • Ohio State University College of Medicine, Columbus

Internship / Residency

  • Medical College of Ohio, Toledo


  • Medical Oncology - American Board of Internal Medicine


  • Oncology - Medical College of Ohio

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Practicing Since: 1992

Dr. Walter Quan is a board-certified medical oncologist, Chief of Medical Oncology and Director of Immunotherapy at Cancer Treatment Centers of America® (CTCA) at Western Regional Medical Center. In March 2012, Dr. Edgar Staren and Dr. Donald Braun, two of Dr. Quan’s former colleagues at Medical College of Ohio in Toledo, encouraged Dr. Quan to join CTCA, as did Dr. Maurie Markman.

“If it’s possible to win on all fronts by making the cancer go away, minimizing side effects and helping patients have the best quality of life they can, that’s exactly what I will help them strive to do,” says Dr. Quan.

Dr. Quan earned a medical degree from Ohio State University College of Medicine in Columbus. He completed an internship, residency and oncology fellowship at Medical College of Ohio, where he also served as Chief Resident. Prior to studying medicine, Dr. Quan attended Case Western Reserve University in Cleveland, Ohio. He graduated magna cum laude with a bachelor's degree in English.

Dr. Quan was the first recipient of the prestigious Kay Anders Fellowship in Immunotherapy of Cancer at the University of Southern California/Norris Comprehensive Cancer Center in Los Angeles. In addition, he was recognized as one of Castle Connolly's Top Doctors® in 2013. He has authored several chapters of the Handbook of Cancer Chemotherapy and has authored numerous peer-reviewed medical publications, such as The Journal of Immunology and the Journal of Clinical Oncology.

Dr. Quan has presented on numerous cancer treatment topics at international and national clinical conferences. He is a member of the American Society of Clinical Oncology, Society for Immunotherapy of Cancer and the American Association for Cancer Research.

Dr. Quan has authored numerous peer-reviewed medical journal publications. Previously, Dr. Quan served as an associate professor at Loma Linda University School of Medicine in Loma Linda, California. He also served as Chief of Medical Oncology at Medical College of Ohio and as Director of Cancer Immunotherapy at East Carolina University in Greenville, North Carolina. Dr. Quan also previously led colon cancer programs at Medical College of Ohio and East Carolina University.

Dr. Quan’s optimism helps keep patients uplifted during treatment. “What I tell my patients is I am an optimist. I think the cup is always at least half full.”

Dr. Quan and his wife Francine have two sons. He is a huge movie buff and loves to talk about Harry Potter and The Lord of the Rings movies with his patients.

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