Compassion, skill and decades of specialized experience. These are just some of the qualities our physicians offer to the patients who seek treatment at Mary Free Bed and become a part of our extended “family.” Learn more about each of our physicians:
Kelly Armstrong, MD
Dr. Armstrong specializes in treating patients with back, neck and joint pain, and sports-related injuries. She also specializes in Women’s Health and Pelvic Floor Dysfunction. She is the assistant program director of the Mary Free Bed Physical Medicine and Rehabilitation Residency Program.
Dr. Armstrong is a graduate of Michigan State University College of Human Medicine. She completed her Physical Medicine and Rehabilitation residency at Mayo School of Graduate Medical Education in Rochester, Minn.
Ahmed Ayoub, MD
Dr. Ayoub joined Mary Free Bed in November 2017. He performs rehabilitation consults for Mary Free Bed inpatient programs in the greater Detroit and Flint areas.
Dr. Ayoub treats patients with a variety of impairments and diagnoses. He is board-certified with the American Board of Physical Medicine & Rehabilitation and the American Board of Brain Injury Medicine.
He earned his medical degree at Alexandria University in Alexandria, Egypt, and completed his residency in physical medicine and rehabilitation at the University of Wisconsin Hospital and Clinics in Madison, Wisc.
Richard Ball, MD
Dr. Ball joined Mary Free Bed in February 2018. He performs Electrodiagnostic Studies (EMG) for Mary Free Bed outpatient programs offered on the main campus and at Holland Northeast. An EMG is a specialized electrodiagnostic procedure that tests nerve and muscle function. It’s used to diagnose or rule out neuromuscular diseases, disorders or injuries, from carpal tunnel syndrome to amyotrophic lateral sclerosis (ALS). He also directs the EMG section of Mary Free Bed’s medical residency program.
Dr. Ball is board-certified with the American Board of Physical Medicine & Rehabilitation and the American Board of Electrodiagnostic Medicine. He also holds ABMS subspecialty certification in Pain Medicine.
He earned his medical degree, a PhD in Biochemistry and completed his residency in Physical Medicine & Rehabilitation at the University of Michigan. He was an assistant professor in PM&R for five years at U-M before entering private practice in Traverse City, Mich., for 30 years prior to joining Mary Free Bed.
Benjamin J. Bruinsma, MD
Dr. Bruinsma is director of Mary Free Bed’s Stroke Program and the Amputee Program. A staff member since 1989, he also specializes in orthopedic conditions.
He is a graduate of the University of Michigan and Wayne State University’s School of Medicine. Dr. Bruinsma is active with the American Medical Association and is a fellow for both the American Academy of Physical Medicine and Rehabilitation and the American Association of Electrodiagnostic Medicine.
Andrew Cole, MD
Dr. Andrew Cole joined Mary Free Bed in May 2017. He provides physiatry services for Mary Free Bed Network partner outpatient sites, primarily through Munson Medical Center in Traverse City. Dr. Cole is a board-certified brain injury specialist. He is sub-specialized in neurological rehabilitation with other areas of focus, including musculoskeletal conditions and pain management.
Dr. Cole is a graduate of the University Of Utah School Of Medicine and completed his residency in physical medicine and rehabilitation there.
Daniel Fechtner, MD
Dr. Fechtner joined Mary Free Bed Rehabilitation Hospital in 2013.
He treats patients with a variety of impairments and diagnoses.
His outpatient practice focuses on spasticity management, cancer rehabilitation, Parkinson’s disease and other neurological conditions.
He is a graduate of Northwestern University Feinberg School of Medicine.
Sam Ho, MD (Chief of Staff)
Dr. Ho is chief of staff at Mary Free Bed and has been medical director of the Spinal Cord Injury Program since 1983. He is a fellow of the American Academy of Physical Medicine and Rehabilitation and is a board-certified Diplomate of the American Board of Physical Medication and Rehabilitation.
Dr. Ho is a graduate of Korea University Medical College in Seoul, South Korea, and completed his residency in physical medicine and rehabilitation at Queens University in Kingston, Ontario. He completed a fellowship in Spinal Cord Injury at Long Beach VA Medical Center in Long Beach, Calif.
He is an associate clinical professor at Michigan State University College of Human Medicine and has mentored many residents during their spinal cord injury rotation at Mary Free Bed.
Sungho Hong, MD
Dr. Hong joined Mary Free Bed in 2016. His interests and specialties include spine and stroke rehabilitation, concussion and traumatic brain injury management, integrative pain management, electrodiagnostics and musculoskeletal ultrasound.
He is a graduate of Korea University College of Medicine in Seoul, South Korea, and completed his residency in physical medicine and rehabilitation at Wayne State University School of Medicine/Beaumont Health.
James Hudson, MD
Dr. Hudson is medical director of The Pain Center at Mary Free Bed. He has specialized in the treatment and management of patients with chronic pain at Mary Free Bed for more than 30 years.
He is board-certified by the American Board of Family Practice and is a fellow of the American College of Pain Medicine. He is an active member of the American Pain Society, National Headache Foundation, Michigan Academy of Family Practice, American Academy of Family Practice, Michigan State Medical Society and the Kent County Medical Society.
Dr. Hudson attended medical school at Wayne State University School of Medicine and completed his residency in family medicine at Grand Rapids Medical Education Partners.
Michael Jakubowski, MD (Chief Medical Officer)
Mary Free Bed’s reputation and the opportunity to build a rehabilitation-intensive practice brought Dr. Jakubowski to Mary Free Bed in 1987. Since then, he has developed specialty interests in orthopedic and neurological injuries, chronic pain, arthritis and care of the spine.
Dr. Jakubowski has served as Chief Medical Officer of Mary Free Bed since 2014. He attended Cornell University and is a graduate of University of Michigan School of Medicine. He is board certified in both internal medicine and physiatry.
Jeffrey Kramer, MD
Dr. Kramer has been with Mary Free Bed since 1994 and specializes in musculoskeletal injury, concussion and traumatic brain injury, spinal cord injury and electrodiagnosis. He also uses Botox to assist patients with spasticity management.
Dr. Kramer is medical director of Mary Free Bed’s Weight Management Program, a medically-supervised program that includes Mary Free Bed dietitians, psychologists and exercise physiologists.
He is a graduate of the University of Michigan and Wayne State University School of Medicine.
Andrea Kuldanek, MD
Dr. Kuldanek is the medical director of the Inpatient Pediatric Program and past chief of staff of Mary Free Bed Rehabilitation Hospital. She is double board-certified in pediatrics and physical medicine and rehabilitation. She has worked with the nursing teams at Mary Free Bed and the Helen DeVos Children’s Hospital for more than 30 years in the area of traumatic brain injury rehabilitation for children and adolescents.
A graduate of Wayne State University Medical School, Dr. Kuldanek has been a part of the Mary Free Bed staff since 1982.
Christopher Morelli, DO
Dr. Morelli is medical director of the Mary Free Bed Rehabilitation Hospital Spine and Musculoskeletal Center. He focuses on musculoskeletal and spine problems, specializing in spine procedures, therapeutic and diagnostic musculoskeletal ultrasound, sports medicine and electrodiagnostics.
Dr. Morelli is a graduate of Lake Erie College of Osteopathic Medicine and completed his residency in the Department of Physical Medicine and Rehabilitation at the University of Wisconsin Hospital and Clinics. He led a rehabilitation team during his interventional spine and musculoskeletal fellowship at Spine West Physiatry and Sports Physicians in Boulder, Colo., which emphasized restoring function, maintaining an active lifestyle and reducing pain.
Rebecca Rajlich, MD
Dr. Rajlich joined The Pain Center at Mary Free Bed in November 2016. She specializes in the treatment of patients with disabling pain, headaches and fibromyalgia. She takes a compassionate approach to pain care through education and motivation that promotes a healing environment.
Dr. Rajlich is a graduate of Wayne State University School of Medicine and completed her residency in family medicine at Grand Rapids Medical Education Partners.
A.J. Rush, MD
Dr. Rush is medical director of the Outpatient Pediatric Program. He is triple board-certified in Physical Medicine and Rehabilitation, Pediatrics and Pediatric Rehabilitation Medicine. He earned his MD from Temple University School of Medicine and completed a combined residency in Pediatrics and Physical Medicine and Rehabilitation at Albert Einstein Medical Center and Temple University Hospital, respectively. He also served as chief resident at Temple University Hospital. Dr. Rush then completed a fellowship in gait and motion analysis at MossRehab in Philadelphia.
Dr. Rush is a fellow of the American Academy of Physical Medicine and Rehabilitation, the American Academy of Pediatrics and the American Academy of Cerebral Palsy and Developmental Medicine. He also belongs to the American College of Physician Executives and American Academy of Pain Medicine.
Tom G. Shahwan, MD
Dr. Shahwan is a full-time physiatrist with the Mary Free Bed Medical Group and serves as Medical Director of Rehabilitation for Bronson Healthcare in Kalamazoo. He is a fellow with the American Board of Disability Analysts and the American Academy of Physical Medicine and Rehabilitation. He also holds subspecialty certification in brain injury and serves on the Advisory Committee to the Orthopedic and Rehabilitation Medical Devices Panel for the U.S. Food and Drug Administration.
Dr. Shahwan was Junior AOA and graduated with honors from the University of Illinois College of Medicine. He underwent dual residency training in Physical Medicine and Rehabilitation at Thomas Jefferson University in Philadelphia and orthopedic surgery at Mayo Clinic in Rochester, Minn., followed by Interventional Pain Management with Professional Pain Associates in Woodbury, N.J.
Meagan Smith, DO
Dr. Smith works with patients in both inpatient programs and the outpatient clinic. She also is participating in a pediatric physical medicine and rehabilitation training experience.
Dr. Smith, who joined Mary Free Bed in November 2017, is a graduate of Michigan State University College of Osteopathic Medicine. She also completed her PM&R residency there.
Elizabeth Spaulding, MD
Dr. Spaulding is on the inpatient cardiopulmonary rehabilitation team at Mary Free Bed and also covers PM&R consults for Mary Free Bed at Metro Health and Holland Hospital. After working in rehabilitation for several years, Dr. Spaulding utilized her multilevel expertise as an emergency room physician, most recently at South Haven Community Hospital. She joined the Mary Free Bed family in August 2016.
She is a graduate of the University of Kansas Medical School and completed her residency in Physical Medicine and Rehabilitation (PM&R) at the Rehabilitation Institute of Chicago – Northwestern University. She subsequently did an Internal Medicine residency at University of Nevada – Reno. She is board-certified in both specialties.
Colleen Sullivan, MD
Dr. Sullivan works with Mary Free Bed’s Spine and Pelvic and Abdominal Rehabilitation programs and in the outpatient clinic. She specializes in women’s health, musculoskeletal conditions, sports-related injuries and chronic pain.
She is a graduate of Wayne State University School of Medicine and completed her residency in PM&R at Rush University Medical Center in Chicago, where she served as Chief Resident. Dr. Sullivan is a registered yoga teacher.
W. Christian VandenBerg, MD
Dr. VandenBerg is medical director of the Betty Bloomer Ford Cancer Rehabilitation Program at Mary Free Bed. Special interests include traumatic and non-traumatic neurological patients (spinal cord injury, brain injury, stroke and multiple sclerosis), spasticity/dystonia and rehabilitation care for cancer patients. He has been a staff member since 1989.
Dr. VandenBerg is a graduate of Michigan State College of Human Medicine and completed his physical medicine and rehabilitation residency through Northwestern University at the Rehabilitation Institute of Chicago.
Carolyn Vollmer, MD
Dr. Vollmer’s practice is primarily based in the Mary Free Bed Spine Center. She is sub-specialized in spine interventions with other areas of focus, including occupational medicine and work-related injuries, musculoskeletal conditions and sports medicine.
A graduate of Michigan State University’s College of Human Medicine, Dr. Vollmer went on to complete her residency in PM&R at the University of California Los Angeles. She received additional fellowship training in interventional spine physiatry at the University of Michigan.
She remains actively involved in academic medicine, both with our rotating medical students and as assistant program director with the Mary Free Bed Physical Medicine and Rehabilitation Residency Program.
Lisa Voss, DO
Dr. Voss specializes in pediatric physical medicine and rehabilitation. She works in Mary Free Bed’s pediatric inpatient program and outpatient clinic. She specializes in the treatment of neuromuscular and genetic disorders, chromosomal abnormalities, amputee and limb differences, congenital issues (such as cerebral palsy and spinal bifida) and autism.
She came to Mary Free Bed in November 2016, following a fellowship in pediatric PM&R at the University of Michigan. Dr. Voss earned her undergraduate degree in speech and hearing sciences from the University of Iowa and her medical degree from Michigan State University College of Osteopathic Medicine. She completed her residency in physical medicine and rehabilitation at the University of Michigan.
Michael Wheaton, MD
Dr. Wheaton works in both inpatient programs and the outpatient clinic with medically complex and spinal cord injury patients. He is a graduate of Northeast Ohio Medical University and completed his residency in PM&R at the University of Michigan Health System, where he served as Chief Resident. Dr. Wheaton also completed a Spinal Cord Injury Fellowship in 2014 from the University of Michigan Health System.
Before joining Mary Free Bed in September 2016, Dr. Wheaton was clinical faculty at the University of Michigan, where he served as co-director of the Adult & Pediatric Brachial Plexus and Peripheral Nerve Program, was co-director of the Adult MDA Clinic and was faculty lead for the “Initial Clinical Experience” first-year medical school curriculum.