Our Practitioners

Graduate of the Ohio State University College of Engineering, Jonathan then graduated from Northwestern University School of Prosthetics and Orthotics. He is certified in Prosthetics, Orthotics and Pedorthics.

Jonathan has been selected as a volunteer practitioner for the Paralympic games in Atlanta and Salt Lake City. He is an examiner for the national ABC certification exam and is the current President for the Ohio Academy of Orthotists and Prosthetists. He also was chosen for the national AOPA Coding Committee, and has been an invited speaker at several national prosthetic and orthotic conferences.

At G.R.E. O&P, Jonathan divides his time between patient care and research & development. He is experienced in fitting modern prosthetic and orthotic devices, including microprocessor controlled limbs and braces.

Graduate of Edinboro University with a Bachelor's of Science Degree, Brent then graduated from Median School of Allied Health Careers with an Associate degree in Orthotics and Prosthetics Technology.

Brent is Board certified in both Orthotics and Prosthetics. He has been practicing in the Northeastern Ohio/Northwestern Pennsylvania region for the past eight years.

Brent annually attends continuing educational workshops and training seminars hosted by Ohio Orthotics Prosthetics Association and by the American Orthotics Prosthetics Association.

Michael Maierson, C.P.O., L.P.O.

Graduate of the University of Washington School of Medicine with a Bachelor's of Science degree in Orthotics and Prosthetics.

Following graduation, Michael completed a residency in Orthotics at the Cleveland Clinic Foundation (CCF).

Working as the team orthotist, with staff physicians at CCF, he co-invented a patented pneumatic infant cranial molding helmet used by the cranial facial team.

Michael is Board certified by the American Board for Certification in Orthotics and Prosthetics, and licensed by the State of Ohio. As such, he manages all aspects of orthotic, prosthetic, and pedorthic pathologies. Michael's training in Chinese Martial Arts in combination with post graduate kinesiology studies enhance his understanding and clinical applications to human locomotion.

Vince Baroni, C.P.O., L.P.O.

Graduate of Kent State University. Following his graduation, Vince continued his studies in the field of Orthotics and Prosthetics. He attended Oklahoma State University for extensive studies in pedorthics. Vince is Board certified in both Prosthetics and Orthotics by the American Board for Certification in Orthotics and Prosthetics and is an Ohio Licensed Prosthetist, Orthotist, and Pedorthist.

With his involvement in athletics, Vince is very involved with our orthopedic sports injury patients. His experience and interests extend into upper and lower extremity prosthetic care and the orthotic management of stroke, spinal bracing, pre-post surgical orthopedic and diabetic foot care.

Davi Rae Gearhart, C.Ped, C.O.F.

Graduate of S.V.S.B. of Pennsylvania for medical assisting. Following her graduation, she has worked in the medical field for many years. She has also attended Chicago Medical School, Finch University for extensive studies in the field of pedorthics.

Along with her certification in pedorthics, she has also successfully completed the requirements for the Board for Orthotist/Prosthetist Certification and is a Certified Orthotic Fitter.

Davi Rae actively practices in post operative mastectomy products and is current on all the latest and newest styles of breast prostheses and undergarments. She is also a certified fitter of the Expressions custom breast prosthesis.

Jack J. Hanan, L.O., C.O.

Graduated from the Orthotic and Prosthetic Technicians program at Pittsburgh Institute of Technology. Further studies enabled Jack to work as a practitioner in the field and develop skills in direct patient contact. He is Board certified by the American Board for Certification and is an Ohio Licensed Orthotist.

Jack has presented lectures and demonstrations on the subject of orthotic intervention for spinal cord injuries. He also presented lectures on the topics of orthotic treatment of lower extremity rotational deformities, and lower extremity orthotic considerations. Further, Jack has completed courses and achieved certification in the Providence Scoliosis System and the Becker E-Knee.