Dr. Ahlenius received his medical degree at the University of California Davis School of Medicine and completed his residency at the University of Texas Health Science Center in San Antonio.
Dr. Ahlenius is a member of the American Academy of Physical Medicine and Rehabilitation and a member of the Association of Academic Physiatrists.
He sees patients at Sister Kenny Rehabilitation Institute at Abbott Northwestern Hospital in Minneapolis.
He is fluent in Spanish and has special interests in electrodiagnostic medicine (EMG/NCS), spinal cord injury, and musculoskeletal, neck and back injuries.
Sarah Carter, MD
Dr. Carter completed her residency in physical medicine and rehabilitation at the University of Michigan - Ann Arbor. She received her medical degree from the University of Minnesota Medical School and her Master's degree in Clinical Laboratory Sciences from the University of Minnesota. Dr. Carter earned her Bachelor of Science from Bates College in Lewiston, ME.
Her areas of interest include general rehabilitation, non-operative care of musculoskeletal and spine disorders, EMG; and interventional spine procedures.
She sees patients at Abbott Northwestern Hospital and Sister Kenny Spine Center in Edina.
Diane Chappuis, MD
Dr. Chappuis received her medical degree and completed her residency at the University of Minnesota.
Dr. Chappuis is board certified by the American Board of Physical Medicine and Rehabilitation.
She sees patients at Sister Kenny Rehabilitation Institute at United Hospital in St. Paul. She is the co-director of the Nasseff Neuroscience Stroke Program at United.
She specializes in the treatment of spasticity, stroke, neurological conditions, osteoporosis, and acute and chronic musculoskeletal injuries, especially of the upper extremities.
Bradley Helms, MD
Dr. Helms received his doctor of medicine degree from Baylor College of Medicine, and completed his residency at the University of Washington.
Dr. Helms is board certified in physical medicine and rehabilitation
He specializes in the treatment of stroke, multiple sclerosis, fibromyalgia and musculoskeletal conditions, HIV/AIDS rehabilitation and electromyography.
Dr. Helms is on staff at Sister Kenny Rehabilitation Institute at United Hospital
Nancy Hutchison, MD
Dr. Hutchison received her medical degree from the Wake Forest University School of Medicine and completed her residency at the University of Minnesota, Minneapolis.
Dr. Hutchison is board certified in physical medicine and rehabilitation.
Dr. Hutchison is on staff at Sister Kenny Rehabilitation Institute at Abbott Northwestern Hospital and United Hospital.
Gwen Kosevich, RN, CRRN, CNP
Gwen Kosevich received her bachelor's of science in nursing and her master’s of science in nursing from Metropolitan State University.
She is board certified by the American Academy of Nurse Practitioner.
She specializes in the treatment of spasticity, multiple sclerosis, cerebral palsy, osteoporosis and stroke rehabilitation.
She is the Baclofen Pump Program coordinator at Sister Kenny Rehabilitation Institute at United Hospital in St. Paul.
Murali Krishnamurthy, MD
Dr. Krishnamurthy received his medical degree from Bangalore Medical College, Bangalore, India, and a masters in biomedical engineering from the University of Alabama
He completed residencies in pediatrics and physical medicine and rehabilitation and a fellowship in neuromuscular disease and brain injury at the University of Minnesota.
He is board certified by the American Board of Physical Medicine and Rehabilitation, the American Board of Pediatrics, the American Board of Electrodiagnostic Medicine and the American Board of Pain Management
Dr. Krishnamurthy has advanced training in performing fluoroscopically guided spinal injections.
Dr. Krishnamurthy also has advanced training is disability evaluation, electromyography, neuromuscular diseases, brain injury and acute and chronic musculoskeletal diseases.
Dr. Krishnamurthy is on staff at Sister Kenny Rehabilitation Institute at Abbott Northwestern Hospital.
Anna Leinfelder, NP
Anna received her BA in Nursing from St. Scholastica in Duluth, MN and her Masters of Science in Nursing from Metropolitan State University in St. Paul, MN.
She is board certified as a Family Nurse Practitioner by the American Academy of Nurse Practitioners.
She is the Baclofen Pump Program coordinator at Abbott Northwestern Hospital for Sister Kenny Rehabilitation Associates.
Marie-Christine Leisz, DO
Dr. Leisz received her osteopathic medicine degree at Michigan State University and completed a residency in physical medicine and rehabilitation at the University of Minnesota.
She is board certified in physical medicine and rehabilitation.
She is on staff Sister Kenny Rehabilitation Institute at United Hospital.
Dr. Leisz specializes in sports injury prevention and rehabilitation; lower extremity dysfunction, including gait and balance disorders and specialty footwear prescriptions; rehabilitation for Parkinson’s disease and other movement disorders; lymphedema rehabilitation; and amputee care, prosthetics and orthotics.
Joy McIver, MD
Dr. McIver completed her residency in physical medicine and rehabilitation in 2005 and categorical internal medicine residency in 2001; both from the University of Minnesota.
She also completed her Doctor of Medicine from Loma Linda University School of Medicine California, and her bachelor of science in biochemistry from Oakwood College, Alabama.
She will be seeing patients at Abbott Northwestern Hospital in the Sister Kenny Rehabilitation Associates’ outpatient clinic.
David M. Rippe, MD
Dr. Rippe received his medical degree at Northwestern University Feinberg School of Medicine and completed a residency in physical medicine and rehabilitation at the Rehabilitation Institute of Chicago.
He is board certified in physical medicine and rehabilitation.
Dr. Rippe is also board certified in electro-diagnostic medicine.
Dr. Rippe is on staff at Sister Kenny Rehabilitation Institute at Abbott Northwestern Hospital.
He specializes in electrodiagnosis (EMGs); amputee care, prosthetics and orthotics; spasticity management; and intraoperative monitoring.
Karl J. Sandin, MD, MPH, medical director
Dr. Sandin is the medical and interim executive director of Sister Kenny Rehabilitation Institute.
He received his bachelor’s of science degree from Wheaton College, his medical degree from Northwestern University Medical School and his master’s of public health from the University of California-Los Angeles.
Dr. Sandin is on staff at Sister Kenny Rehabilitation Institute at United and Abbott Northwestern Hospital.
He specializes in treating spinal cord injury and neurological rehabilitation.
Barbara P. Seizert, MD
Dr. Seizert received her medical training from Thomas Jefferson University in Philadelphia, and completed an internship at the Naval Regional Medical Center, Portsmouth, Va.
She completed her residency in physical medicine and rehabilitation at the University of Minnesota.
She is board certified by the American Academy of Physical Medicine and Rehabilitation and the American Board of Electrodiagnostic Medicine.
She has specialized training in post-polio syndrome, spina bifida, and the treatment of osteoporosis, neck and back pain, and other musculoskeletal conditions.
Dr. Seizert is on staff at Sister Kenny Rehabilitation Institute at Abbott Northwestern Hospital, and Childrens Hospitals and Clinics of Minnesota.
Jennine L. Speier, MD
Dr. Speier completed her medical education and residency in physical medicine and rehabilitation at the University of Minnesota.
She is board certified by the American Board of Physical Medicine and Rehabilitation.
She has specialized training and experience in spasticity/Baclofen pump management, medical problems of musicians and performing artists, and post-polio syndrome.
Kristine Spiewak, MD
Dr. Spiewak received her medical degree from the University of Wisconsin-Madison and completed her residency at the University of Minnesota, Minneapolis.
Dr. Spiewak is a board-certified physiatrist who treats patients with neurological disabilities and musculoskeletal injuries.
She specializes in musculoskeletal lower extremity injuries, stroke rehabilitation, electrodiagnostic medicine, traumatic brain injury rehabilitation, multiple sclerosis rehabilitation, meurogenic bladder problems, and spasticity management, including Botulinium injections and Baclofen pump management.