OHSU Partner Site

OHSU HDSA Center of Excellence Partner Site in Portland, Oregon

We are proud to collaborate with our partner team at Oregon Health Sciences University in Portland, Oregon. Through our Center of Excellence partnership we are able to provide exceptional care and services to individuals across the Pacific Northwest.

OHSU Movement Disorders Program

Center for Health and Healing
3303 SW Bond Avenue
Portland, OR 97239

OHSU Movement Disorders – Website

OHSU Clinic Coordinator – Diana Potts, MPA
503-494-7230 | pottsd@ohsu.edu

OHSU Social Worker – Angelie Healy, MSW, LCSW
503-418-9291 | healan@ohsu.edu

OHSU Genetic Counselor – Karen Kovak, MS, CGC
503-494-5606 | kovakk@ohsu.edu


Penny Hogarth, MD

Dr. Penny Hogarth is a board-certified neurologist who coordinates the OHSU Huntington disease predictive testing program with genetic counselor Karen Kovak. Dr. Hogarth is fellowship-trained in Movement Disorders and Experimental Therapeutics and is a professor of Molecular and Medical Genetics and Neurology. She traveled to Maracaibo, Venezuela with Dr. Nancy Wexler and colleagues as a member of the US-Venezuela HD Collaborative Research Group from 2003 – 2008, has been a member of the Huntington Study Group, and has served on the HDSA Speaker’s Bureau and Grants Subcommittee. She has conducted all phases of clinical trials in Huntington disease and was named “Clinical Researcher of the Year” in 2003 by the NW Chapter of the HDSA.

Amie Hiller, MD

Dr. Amie Hiller is a board certified neurologist practicing movement disorders at OHSU and the Portland VA Healthcare System. She is an Associate Professor at OHSU and serves as the fellowship director for the joint movement disorders program at OHSU/Portland VA. Dr. Hiller is fellowship-trained in Movement Disorders and also completed a masters in clinical research at OHSU. She served as the site-PI for the NeuroNEXT STAIR study in Huntington’s and is a member of the Huntington Study Group. Dr. Hiller has research and clinical interests in palliative care and the effects of psychological stress on movement disorders.

Lauren Talman, MD

Dr. Lauren Talman joined the OHSU Parkinson Center & Movement Disorders Program team in 2019. She is an Assistant Professor of Neurology and is fellowship-trained in Movement Disorders. Though she sees patients with a broad range of movement disorders, she has a clinical interest in Huntington’s Disease and is a member of the Huntington Study Group. She brings a focus on multi-disciplinary care to her patients and serves as an educator for patients and care partners both in clinic and in the community.


Nathan Hantke, Ph.D.

Dr. Nathan Hantke is a board certified clinical neuropsychologist and Assistant Professor in the OHSU Department of Neurology. His primary research interests are in geriatric neuropsychology, including cognitive decline and related risk factors. In addition to his clinical and research roles, he also serves as the national Co-Director for the VA’s 27-site research fellowship program in mental illness research and treatment.


Angelie Healy, MSW, LCSW

Angelie Healy is a clinical social worker and faculty member in the Neurology Department at the Oregon Health and Science University. She has worked extensively with adults in outpatient Neurology, home health, palliative care, inpatient Cardiology, and medical ethics. Angelie has a special interest in enhancing the quality of life for patients and families affected by Huntington’s disease by providing advance care planning, resources, mental health counseling, education, and palliative care.


Karen Kovak, MS, CGC

Karen Kovak is a genetic counselor in the Department of Molecular & Medical genetics at OHSU since 1981.  She was involved in starting a predictive testing clinic for people at risk of Huntington disease in 1993, and still works in this clinic with neurologist Dr. Penny Hogarth.  She also has been facilitating a support group for people with or at risk for HD since the 1990s. 

Diana Potts, MPA

Diana Potts is a native Oregonian and has worked at the OHSU Parkinson Center & Movement Disorders program as the business manager for almost 20 years. The center is immersed in the OHSU mission to improve the quality of life for patients through research, clinical care, and education. Diana enjoys the variety of tasks that are needed to support this mission and is proud to be part of a team driven by compassion and innovation.