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Duffins Creek Health Centre,
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chiropractic  •  sports specialists  • acupuncture  •  massage therapy rehabilitation
online image interpretation •  orthotics  •  physical therapy  • sports medicine


Duffins Creek Health Centre is commited to providing exceptional professionals to deliver patient centered, evidence-based, integrated health care. This is accomplished through a consistent investment in selection, integration and education of our team. We feel our patient base and our community can achieve exceptional health through exceptional people.

Dr. Christopher deGraauw, Chiropractor, Sports Specialist

Dr. Chris deGraauw has been the owner and operator of Duffins Creek Health Centre since 1998. He also co-directs Durham Sports Centres, the branch of the health centre which services the athletes of Durham for the Ontario Soccer Association. Raised in Pickering, Dr. Chris deGraauw was competitive at both the national and international level in flatwater canoe paddling and dragonboat. His commitment to sports led him to complete his postgraduate residency and attain a Chiropractic Sports Specialist designation in 2003. As a fellow of the College of Chiropractic Sports Sciences Dr. deGraauw is chair of the Fellowship committee, director of examinations and is a vice president of the Board. Dr. deGraauw continues his work at the Canadian Memorial Chiropractic College as an Assistant professor. Dr. deGraauw also uses acupuncture as an adjunct to chiropractic therapies in treatment. He continues to enjoy golf, tennis, paddling, and cross country skiing with his wife Lara, and their three children.

Chris deGraauw DC, FCCSS(C) Chiropractor, Acupuncture

Chris deGraauw

Dr. Lara deGraauw,
Chiropractor, Sports Specialist

Dr. Lara deGraauw is the co-director of Durham Sports Centres with her husband Chris. After completing a bachelor of science in biochemistry and nutrition at the University of Ottawa, Dr. deGraauw attended the Canadian Memorial Chiropractic and graduated in 1997. She became a fellow of the College of Chiropractic Sports Sciences in 2003. Dr. deGraauw is also enjoys her position as Assistant Professor at the chiropractic college working with interns in their final year. She resides in Claremont with her husband and three children, keeping up in tennis and cross country skiing.

Lara deGraauw E-portfolio

Lara deGraauw DC, FCCSS(C) Chiropractor

Lara deGraauw

Dr. Brad Muir,
Chiropractor, Sports Specialist

Dr. Brad Muir graduated from the University of Waterloo in 1992 with an honours bachelor of science degree in Kinesiology. During the seven years working as a kinesiologist he also attained a diploma in acupuncture. Dr. Muir attended the Canadian Memorial Chiropractic College graduating in 2003. He continued on at the chiropractic college completing his Sports Sciences Residency, attaining his Sports Specialist Designation in 2006.
Dr. Muir is currently an Assistant Professor at the Canadian Memorial Chiropractic College when he's not in Duffins Creek Health Centre. Dr. Muir is also the co-author and presenter of Running and Hockey Biodynamics and has lectured across Canada.
Dr. Muir is a first-degree black belt in Jiu Jitsu and enjoys golf, hockey and snowshoeing in his spare time.

Brad Muir HBSc(Kin), DC, FCCSS(C) Chiropractor, Acupuncture

Brad Muir

Dr. Kevin Sims,
Chiropractor, Sports Specialist

Dr. Kevin Sims holds a bachelor of Health Sciences from the University of Western Ontario. He later graduated Summa Cum Laude from the Canadian Memorial Chiropractic College (CMCC) and with clinic honours. Recently he completed a two-year, post-graduate fellowship program at CMCC in Chiropractic Sports Sciences. He continues to teach students how to diagnose and treat sport and orthopaedic injuries as faculty at the Chiropractic College.
Dr. Sims is also a published author in peer reviewed scientific journals and is currently researching the effects of the throwing motion on youth baseball pitchers. He has been fortunate to work with many talented athletes including provincial and national level martial artists and track and field athletes as well as professional soccer players. Dr. Sims is an active member in the Durham sports community and enjoys running the lakeshore paths, kicking a ball around the soccer pitch, and knocking softballs out of the ball park.

Kevin Sims, BHSc, DC, FRCCSS(C) Chiropractor, Acupuncture

Kevin Sims

Dr. Jason Su,
Medical Doctor, Sports Physician

Dr. Jason W. Su is our in-house Sport and Musculoskeletal Medicine Specialist at Duffins Creek Health Centre. He has extensive experience with athletes and non-athletes treating and diagnosing their various conditions and injuries. Dr. Su also does consulting work for various national/professional teams, governing sport bodies, governmental agencies (eg. Department of Defense, Ontario Athletics Commission as ring/cage side physician, RCMP), private and publicly traded corporations. He is also involved in cutting-edge clinical trials of potential new diagnostic tools and treatments.

Because Dr. Su is a M.D. licensed in Ontario, all essential medical services are covered under the provincial Ontario Health Insurance Plan (OHIP) for those that have valid provincial health insurance in Ontario. Please feel free to send your referrals and book your next consultation and assessment with Dr. Su at Duffins Creek Health Centre.

Jason Su, MD, CCFP, DIP, Sports Med, Sports Physician

Jason Su, MD, CCFP, DIP, Sports Med, Sports Physician

Caroline White,
Registered Massage Therapist

Caroline White graduated form the Canadian College of Massage and Hydrotherapy in 1999 and has been practicing at Duffins Creek Health Centre since 2000. She is a member in good standing with the College of Massage Therapists of Ontario (CMTO) and continues to learn new techniques to incorporate into her practice, providing clients with additional treatment options.

Caroline White, RMT

Caroline White

Bill Hsu,

Dr. William Hsu, Chiropractor: Dr. William Hsu has been a chiropractic radiologist serving chiropractors and educating students since 1995. He is passionate about radiology and regularly attends post-graduating seminars to update and enhance his radiological expertise. He has a particular interest in advanced imaging of sport related injuries. He has been a member of the American Chiropractic College of Radiology and College of Chiropractic Radiologists of Canada (CCRC) and has served as president of the CCRC from 2002-2006. He has published radiological articles on sport related injuries and coauthored a chapter on imaging in a chiropractic textbook. Dr. Hsu has lectured to chiropractors across Canada on musculoskeletal imaging from plain films to CT and MRI. He has served as adviser to Fellowship examination boards of College Chiropractic Sciences and College of Chiropractic Sports Sciences. As a faculty radiologist, Dr. Hsu has helped trained residents at Canadian Memorial Chiropractic College.

Bill Hsu, BSc, DC, DACBR, FCCR(C), Radiologist

Bill Hsu, Radiologist

Office Reception

Frances Switzer    
Frances Switzer    

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