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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, sports-related injuries, women’s health and pelvic floor dysfunction. She joined Mary Free Bed in 2015.

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.


Kimberly Augenstein, MD

Dr. Augenstein specializes in treating children and adolescents with developmental and physical disabilities and traumatic brain injury, and spasticity in adults and children. She also performs electrodiagnostic testing, is a member of the inpatient rehabilitation team at Munson Medical Center and performs rehabilitation consults at Grand Traverse Pavilions in Traverse City. She’s been a member of the Munson medical staff since 1998.

Dr. Augenstein is board certified in physical medicine and rehabilitation, general pediatrics and pediatric rehabilitation medicine. She is a fellow of the American Academy of Physical Medicine and Rehabilitation, the American Academy of Cerebral Palsy and Developmental Medicine, and is a member of the Christian Medical Association.

She earned her medical degree from the University of Michigan, where she also completed a combined residency in PM&R and pediatrics. She joined Mary Free Bed in 2019.

 


Ahmed Ayoub, MD

Dr. Ayoub performs rehabilitation consults for Mary Free Bed inpatient programs in the greater Detroit and Flint areas. He treats patients with a variety of impairments and diagnoses.

Dr. Ayoub 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 PM&R residency at the University of Wisconsin Hospital and Clinics. He joined Mary Free Bed in 2017.


Richard Ball, MD

Dr. Ball 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).

Dr. Ball, who joined Mary Free Bed in 2018, is medical director of Mary Free Bed’s Physical Medicine & Rehabilitation Residency Program. He 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 PM&R residency 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 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.


Daniel Fechtner, MD

Dr. Fechtner provides inpatient physiatry services at Mary Free Bed, treating patients with a variety of impairments and diagnoses.

His specialties include spasticity management, cancer rehabilitation, Parkinson’s disease and other neurological conditions.

He is a graduate of Northwestern University Feinberg School of Medicine. He joined Mary Free Bed in 2013.

 


Douglas Henry, MD

Dr. Henry cares for Mary Free Bed Kids patients. He’s triple board certified in physical medicine and rehabilitation, pediatrics and pediatric rehabilitation medicine.

Dr. Henry, who joined Mary Free Bed in 2019, specializes in the treatment of physical and cognitive issues, including cerebral palsy, spasticity management, traumatic injuries, stroke and muscle and nerve disorders. He’s an expert in pediatric chronic pain conditions, including complex regional pain syndrome and fibromyalgia. His special interests include adaptive sports.

He earned his medical degree from Wayne State University and completed a combined residency in pediatrics and physical medicine and rehabilitation at Children’s Hospital of Michigan and the Detroit Medical Center Rehabilitation Institute of Michigan, respectively.

 


Sam Ho, MD

Dr. Ho has been medical director of Mary Free Bed’s 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, and completed his PM&R residency at Queens University. He completed a fellowship in spinal cord injury at Long Beach VA Medical Center.


James Hudson, MD

Dr. Hudson is medical director of the Pain Rehabilitation Program 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 joined Mary Free Bed in 1983.

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 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.


Lyn Hulst, MD

Dr. Hulst joined the Pain Rehabilitation Program in 2018 after more than 12 years of primary care practice. She sees patients at Mary Free Bed’s Grand Rapids campus and in the Holland Northeast office.

Dr. Hulst specializes in the management of chronic pain. Her clinical interests include the connection between mind and body as it relates to chronic pain and how psychosocial stressors impact health and well-being.

Board certified by the American Board of Family Medicine, Dr. Hulst is a graduate of Wayne State University School of Medicine. She completed her residency in family medicine at Providence Hospital in Southfield, Michigan.


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. His specialty interests include orthopedic and neurological injuries, chronic pain, arthritis and care of the spine.

Dr. Jakubowski has served as Mary Free Bed’s chief medical officer 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. He specializes in musculoskeletal injury, concussion and traumatic brain injury, spinal cord injury, electrodiagnosis and Botox for 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 (Chief of Staff)

Dr. Kuldanek is medical director of the Mary Free Bed Kids Inpatient Program.

She is double board-certified in pediatrics and physical medicine and rehabilitation.

A graduate of Wayne State University Medical School, Dr. Kuldanek has been a member of the Mary Free Bed staff since 1982.

 


Christie McKinney, DO

Dr. McKinney, who joined Mary Free Bed in 2018, provides physiatry services for patients in the Muskegon area, primarily at Mercy Health’s inpatient rehabilitation unit and outpatient locations.

Her clinical interests include musculoskeletal medicine, osteopathic manipulation, therapeutic musculoskeletal ultrasound, electrodiagnostics and Botox for spasticity management.

She is a graduate of the Michigan State University College of Osteopathic Medicine and completed her residency in physical medicine and rehabilitation at University of Michigan Hospital.


Christopher Morelli, DO

Dr. Morelli is medical director of Mary Free Bed’s Spine Center. He specializes 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 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. He joined Mary Free Bed in 2014.


Marshall Poole, DO

Dr. Poole is medical director for Mary Free Bed at Munson Medical Center in Traverse City. He provides physiatry services for the inpatient rehabilitation unit there and for outpatient locations in Traverse City. He specializes in neurological rehabilitation.

Dr. Poole is a graduate of Michigan State University College of Osteopathic Medicine. He completed his PM&R residency at University of Michigan, where he served as chief resident.

He joined Mary Free Bed in 2019.


Rebecca Rajlich, MD

Dr. Rajlich joined the Pain Rehabilitation Program at Mary Free Bed in 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 provides physiatry services for the Mary Free Bed Kids inpatient program. He is triple board-certified in Physical Medicine and Rehabilitation, Pediatrics and Pediatric Rehabilitation Medicine. He’s been working with Mary Free Bed since 2010.

He earned his medical degree 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 served as chief resident at Temple University Hospital and 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.


Tom G. Shahwan, MD

Dr. Shahwan 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 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 graduated from the University of Illinois College of Medicine and completed dual residency training in PM&R at Thomas Jefferson University and orthopedic surgery at Mayo Clinic, followed by interventional pain management with Professional Pain Associates. He’s been on staff with Mary Free Bed since 2014.


Meagan Smith, DO

Dr. Smith provides inpatient physiatry care with a focus on cancer rehabilitation.

Dr. Smith, who joined Mary Free Bed in 2017, is a graduate of Michigan State University College of Osteopathic Medicine. She also completed her PM&R residency there.

 

 


Margaret Snow, MD

Dr. Snow provides physiatry care for the inpatient rehabilitation unit at McLaren Flint. She’s been on staff since 2014.

Dr. Snow is a graduate of George Washington University School of Medicine and Health Sciences. She completed her physical medicine and rehabilitation residency at Medical College of Wisconsin Affiliated Hospitals.

 

 


Elizabeth Spaulding, MD

Dr. Spaulding covers PM&R consults for Mary Free Bed at Metro Health/University of Michigan Health and Holland Hospital. After working in rehabilitation for several years, Dr. Spaulding utilized her multilevel expertise as an emergency room physician. She joined Mary Free Bed in 2016.

She is a graduate of the University of Kansas Medical School and completed her 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 specializes in women’s health, musculoskeletal conditions, chronic pain and sports-related injuries. She joined Mary Free Bed in 2016.

She’s a graduate of Wayne State University School of Medicine and completed her residency in PM&R at Rush University Medical Center, where she served as chief resident. Dr. Sullivan is a registered yoga teacher.


Mitchell Stuck, DO

Dr. Stuck joined the Pain Rehabilitation Program in 2019 after 13 years of primary care and urgent care practice. He sees patients at Mary Free Bed at Munson Medical Center – Long Lake.

Dr. Stuck, who is certified by the American Osteopathic Board of Family Physicians, specializes in the management of chronic pain, chronic illness and addiction.

He is a graduate of Michigan State University College of Osteopathic Medicine. He completed his internship and family practice residency at Munson Medical Center.


W. Christian VandenBerg, MD

Dr. VandenBerg is medical director of the Betty Bloomer Ford Cancer Rehabilitation Program at Mary Free Bed as well as medical director of Access. He specializes in cancer rehabilitation, traumatic and non-traumatic neurological impairments (spinal cord injury, brain injury, stroke and multiple sclerosis) and spasticity/dystonia. He has been a staff member since 1989.

Dr. VandenBerg is a graduate of the Michigan State College of Human Medicine and completed his PM&R 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, occupational medicine and work-related injuries, musculoskeletal conditions and sports medicine.

Dr. Vollmer, who joined Mary Free Bed in 2015, is assistant program director with the Mary Free Bed Physical Medicine and Rehabilitation Residency Program.

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 Health System.


Lisa Voss, DO

Dr. Voss specializes in pediatric physical medicine and rehabilitation. She is an expert in the treatment of neurologic, neuromuscular and developmental disorders.

She came to Mary Free Bed in 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 the Michigan State University College of Osteopathic Medicine. She completed her PM&R residency at the University of Michigan.


Ralph Wang, MD

Dr. Wang primarily sees adult inpatients with a variety of diagnoses at Mary Free Bed’s main campus in Grand Rapids.

He earned his medical degree at Northwestern University and completed his residency at the Baylor College of Medicine and TIRR Memorial Hermann. He served as Illinois medical director for U.S. Physiatry prior to joining Mary Free Bed in 2019.

 


Stacey Watson, MD

Dr. Watson’s practice is based in the Pain Rehabilitation Program at Mary Free Bed’s Kalamazoo location. She has extensive experience managing chronic disease and chronic pain, and with acute symptom management.

Dr. Watson is certified by the American Board of Internal Medicine and is a Certified Physician Executive. She is a graduate of the University of New Mexico’s School of Medicine and completed her residency in internal medicine at Michigan State University.


Michael Wheaton, MD

Dr. Wheaton is medical director of the Intensive Medical Rehabilitation Program. He specializes in medically complex and spinal cord injury rehabilitation.

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 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.


Stuart A. Yablon, MD

Dr. Yablon is medical director of Mary Free Bed’s Brain Injury Program. He is board certified in both brain injury medicine and physical medicine and rehabilitation. Dr. Yablon’s special interests include neurobehavioral and neuromedical complications of acquired brain injury, including syndromes of impaired consciousness, spasticity and related motor disorders, seizure disorders and venous thromboembolic disease. He has extensive experience in non-traumatic acquired brain injury, particularly in the care of patients with hemorrhagic stroke, and brain tumor. He joined Mary Free Bed in 2019.

He’s a graduate of the University of Texas Medical Branch at Galveston and completed his residency in PM&R at the University of Medicine and Dentistry of New Jersey/New Jersey School of Medicine (now Rutgers New Jersey Medical School), where he served as academic chief resident. He completed a Rehabilitation Research Career Development Fellowship with the Department of Physical Medicine and Rehabilitation at Baylor College of Medicine, specializing in brain injury rehabilitation.

Dr. Yablon has authored more than 80 peer-reviewed articles that have been published in scientific journals. He also has given numerous invited presentations at national and international medical conferences.