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54945 Mound Rd.
Shelby Township, MI 48316

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Meet Our Staff

Get to know your Orthopedic Spine & Sports Therapy caring staff members! Each member of our staff is here to help you. From the first phone call until the time you leave the clinic, we are always here to help you.

Mark Raffin, MPT, OMPT, CSCS


  • OMPT, Oakland University (Orthopedic Manual Physical Therapy), 2004
  • MPT, Oakland University (Masters of Physical Therapy), 2002
  • BS in Biology, Wayne State University, 1996


  • American Physical Therapy Association, since 1999
  • Certified Strength and Conditioning Specialist, since 2001


Mark has been training athletes since 1990 and received his certification in strength and conditioning from the National Strength & Conditioning Association in 2001. A few years after completing his undergraduate studies at Wayne State University, he began his graduate studies in physical therapy at Oakland University. At the completion of the graduate program, he was chosen for the Manual Therapy Excellence Award by the faculty. At that time Mark was invited to enroll in Oakland University’s graduate certificate program in Orthopedic Manual Physical Therapy, which he entered that fall. He completed this two-year residency program in 2004. Mark has been working in the outpatient orthopedic physical therapy setting since 2002, and clinic owner since 2006. Mark draws on his training and athletic experiences along with his science background to develop sound treatment programs and intelligent exercise prescription for his clients on an individual basis.

Joanna “Asia” Martin, DPT, OMPT, CSCS


  • OMPT, Oakland University 2020
  • DPT, Oakland University (Doctorate of Physical Therapy) 2017
  • BS in Exercise Science, Evangel University 2014


  • American Physical Therapy Association, since 2014
  • Michigan Physical Therapy Association, since 2014
  • National Strength and Conditioning Association, since 2017
  • Certified Strength and Conditioning Specialist, since 2017


Asia completed her bachelor’s degree in Exercise Science from Evangel University (Springfield, Missouri) in 2014. She began the DPT program at Oakland University that fall, and graduated in December of 2017. She gained experience working with athletes, as she ran cross country and track throughout college. Asia also received her personal training certification while in college, and completed her CSCS in her final year of graduate school. Her final two clinical internships included working in an outpatient pediatric setting and an outpatient orthopedic setting. In the pediatric setting, she worked extensively with children with neurological and developmental diagnoses, such as cerebral palsy, autism, and developmental delay. She also worked with adult patients with neurological disorders such as stroke and multiple sclerosis. She began working at OSST as a physical therapy technician as soon as she graduated college and just never left. Asia successfully completed the OMPT program in 2020.

Katie Bio Pic

Katherine “Katie” Koch DPT, OMPT


  • OMPT, Oakland University 2020
  • DPT, Oakland University (Doctorate of Physical Therapy) 2017
  • Undergraduate studies, Oakland University 2014


Katie completed her bachelor’s degree at Oakland University in 2014 and went on to complete her Doctorate of Physical Therapy by 2017. She worked in the Lansing area treating patients in outpatient orthopedics for the first couple of years after graduating before moving back to Metro Detroit with her husband to be closer to family. Katie has experience treating a wide range of patients including postoperative cases, chronic and acute spine, degenerative extremity pain, and sports injuries. In addition she also has experience working with runners and is an avid runner herself. She has clinical education (acute care) and clinic experience working with neuromuscular disorders such as multiple sclerosis and post stroke. Katie successfully completed her OMPT certification in 2020.