Faculty & Staff
A team committed to leadership in research, patient care, and education of patients, their families, and health care professionals.
Director
Associate Director
Faculty
Matt Brodsky, M.D.
Kathy Chung, M.D.
Penelope Hogarth, M.D.
Fay Horak, Ph.D., P.T.
Steven Johnson, M.D., Ph.D.
Jeff Kraakevik, M.D.
Emeritus Faculty
John Hammerstad, M.D.
Duane Denney, M.D. Psychiatry
Fellows
Amie Peterson, M.D.
Teresa Mangin, M.D.
Lissa Brod, M.D.
Education and Outreach Coordinator
Medical Social Worker and Family Care Specialist
Office Manager
Diana Potts, B.S.
Administrative Assistant
Amy Achterman, B.A.
PCO Assistant
Sara Duran, B.A.
Faculty Profiles
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John "Jay" Nutt, M.D.Co-Founder and Director of the OHSU Parkinson Center of Oregon (PCO) and Movement Disorders Program and Co-Director of the Portland VAMC Parkinson's Disease Research, Education and Clinical Center.Dr. Nutt received his medical degree and a masters in Pharmacology from Baylor College of Medicine. Clinical fellowships were completed at the Addiction Research Institute in Lexington, Kentucky (1971-73) and NIH-NINDS Experimental Therapeutics Branch (1975-78). Dr. Nutt joined the OHSU movement disorders faculty in 1978 and is currently a Professor of Neurology. He is an expert clinician, scientist and teacher. Dr. Nutt has gained international recognition for his innovative research in movement disorders and is widely used as a scientific consultant in the development of many new therapeutic agents for Parkinson's disease. He is widely recognized for his work on the pharmacokinetics of levodopa which has provided significant clinical and scientific insight on this important therapy for PD. His background in pharmacology has made him a world leader in testing many novel therapeutics for Parkinson's disease as well as new neuroprotective and neurorestorative therapies. He has also become a world leader and international expert in understanding the gait and balance problems of PD and ways to better manage these problems. Dr. Nutt is an expert clinician for all movement disorders. |
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Julie Carter, R.N., M.S., A.N.P.Co-Founder and Associate Director of the OHSU Parkinson Center of Oregon (PCO) and Movement Disorders Program.
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Fay Horak, Ph.D.Professor of NeurologyAs a physical therapist and motor control neurophysiologist, Dr. Horak has used her training to develop methods for clinicians to test balance in Parkinson's disease as well as physical therapy techniques and exercise program to treat or prevent balance and walking problems. She has studied Parkinson's disease for more than 25 years; much of that research has been in collaboration with the OHSU Parkinson Center of Oregon. Dr. Horak's laboratory is considered the best in the world to study how the brain controls balance. She is internationally renowned with more than 200 publications, numerouse awards, and many local, national, and international collaborators. |
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Jeff Kraakevik, M.D.Clinic DirectorDr. Kraakevik earned his medical degree from the University of Iowa and his fellowship in Movement Disorders from Oregon Health and Science University (2004-2006). He joined the OHSU movement disorders faculty in 2006 and is currently an Assistant Professor of Neurology. Dr. Kraakevik holds the unique distinction of being a former high school teacher. He has followed this trajectory of educator and currently heads up the development of medical student and resident education for the OHSU department of Neurology and VA Medical Center where he holds a joint appointment. Dr. Kraakevik’s research interests include gait and balance problems of Parkinson's disease as well as research that explores the best teaching practices for medical education. Dr. Kraakevik is an expert clinician for all movement disorders. |
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Penelope Hogarth, M.D.Director of Clinical ResearchDr. Penny Hogarth earned her medical degree and neurology residency from University of Colorado and her fellowship in movement disorders and experimental therapeutics at the University of Rochester (1998-2000). She joined the OHSU movement disorders faculty in 2000 and is currently an Associate Professor of Neurology. She holds a joint appointment as clinician scientist at the VA Medical Center and a joint appointment in the department of genetics. Dr. Hogarth’s research interests have focused on deep brain stimulation for Parkinson's disease and the natural history of Huntington’s disease. She heads up the DBS cooperative study comparing best medical management versus stimulation of subthalamic nucleus and globus pallidus for the treatment of Parkinson's disease. She is also part of the Huntington’s study group and is interested in novel therapies for Huntington’s disease. Dr. Hogarth is an expert clinician in all movement disorders with a special interest in Huntington’s disease. |
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Matthew Brodsky, M.D.Clinician ScientistDr. Matt Brodsky obtained his medical degree from Mount Sinai School of Medicine where he also did his Neurology Residency and Fellowship in Movement Disorders. He joined the OHSU movement disorders faculty in 2002 and is currently an Assistant Professor of Neurology. He also serves as the Associate Director of Clinical Care at the Portland VAMC Parkinson's Disease Research, Education and Clinical Care Center. Dr. Brodsky’s research interests include new therapeutics for dystonia, neuroprotective and neurorestorative strategies for Parkinson's disease and new applications of existing treatments for Parkinson's disease. Dr. Brodsky is an expert clinician for all movement disorders with a special interest in Dystonia. |
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Lisa Mann, R.N., B.S.N.Patient Care and Educational Outreach CoordinatorLisa Mann is the nurse coordinator for the Parkinson Center of Oregon. Lisa earned her Nursing degree from John Hopkins University School of Nursing in 2003. Prior to this she worked in business administration and also taught history at the college level. Her position includes coordinating the operations of the Movement Disorders clinic, providing integrated support to patients and families, facilitating interdisciplinary care in the clinic and implementing community education and outreach programs for patients, families and health care professionals. Lisa brings many skills to the Parkinson Center of Oregon through her extensive and diverse background in education, business, and nursing. |
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Steven Johnson, M.D., Ph.DNeurologist and Laboratory Scientist
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John Hammerstad, M.D.Professor Emeritus and co-founder of the OHSU Parkinson Center of Oregon and Movement Disorders ClinicDr. Hammerstad earned his medical degree and fellowship at University of Chicago. He received his neurology residency at Peter Bent Brigham, Boston Children’s and Beth Isreal Hospital. Dr. Hammerstad joined the OHSU faculty in 1972 and subsequently co-founded the movement disorders program. He retired in 1999, but as a professor emeritus remains an inspiring teacher for students, residents and other Movement Disorder Specialists. |
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Kathy Chung, M.D.Clinician ScientistDr. Chung earned her medical degree from the University of Alberta. She is board certified in internal medicine (1998) and neurology (2003). She received her training in Movement Disorders from OHSU. She joined the OHSU movement disorders faculty in 2004. She is currently an Assistant Professor of Neurology with the Parkinson Center of Oregon and the Parkinson's Disease Research, Education, and Clinical Center (PADRECC) at the Portland VAMC. Her research interests are focused primarily on Parkinson's disease. Her special interests are the understanding and treatment of dyskinesia, gait and balance abnormailities, neuroprotective strategies, and the study of biomarkers in Parkinson's disease. Dr. Chung is an expert clinician for all movement disorders and Tourettes syndrome. |
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Amie Peterson, M.D.FellowDr. Peterson earned her medical degree from the Medical College of Georgia and her neurology residency from Brown University. Prior to starting her movement disorders fellowship at OHSU she completed a one year fellowship in Health Policy at the office of Senator Jack Reed in Washington, DC. Dr. Peterson is clinically and scientifically interested in all movement disorders. Dr. Peterson brings a unique and welcome addition to her fellowship with her interest in the political process of health care delivery and how to become a better advocate for patients and physicians.
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Terry Mangin, M.D.FellowDr. Mangin earned her medical degree from Univerity of Pennsylvania. She completed her neurology resident at the Hospital of the University of Pennsylvania before being chosen for the competitive fellowship program here at OHSU. Dr. Mangin is clinically and scientifically interested in the spectrum of movement disorders. She also has an interest in international health endeavors, particularly in sub-Saharn Africa. |
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Lissa Brod, M.D.FellowLissa Brod, M.D. joins the OHSU Parkinson Center of Oregon as the new Movement Disorder Physician Fellow. Dr. Brod earned her medical degree from Mount Sinai School of Medicine. She completed her neurology residency at Oregon Health and Science University. Dr. Brod has a focused interest in teaching and will continuing to teach medical students and residents during the fellowship. Dr.Brod is clinically and scientifically interested in the spectrum of movement disorders. She also has an interest in Palliative Care in Neurology. |
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Jason Malcom, MSWMedical Social Worker & Family Care SpecialistJason Malcom is the social worker for the OHSU Parkinson Center of Oregon. Jason earned his masters of social work degree from Portland State University. Prior to this Jason worked in child and family mental health for 10 years with children and families throughout Oregon. Jason has also managed both residential and outpatient mental health programs in Oregon. Jason provides resources and support to patients and families in the Movement Disorders clinic and is involved in program outreach and development for issues important to patients, families, and health care professionals. |














