Summit Research Network is an independent medical research organization with an out-patient facility in located in the greater Portland, Oregon area.
Since 1976, we have worked in cooperation with pharmaceutical companies to develop medical treatments for a variety of conditions. With decades of experience in the clinical research industry Summit Research Network has adapted with the ever-changing industry to successfully provide the most advanced research techniques to help develop better treatments and better future health for individuals with psychiatric and other health conditions. We have expanded services to include the Memory Health Center within Summit Research Network to focus on dementia and other age related memory conditions.
Located in the historic and well known Montgomery Park building, we have excellent access to freeways and public transportation and ample free parking is available. We serve patients from the greater Portland metropolitan area, as well as southwestern Washington (population approximately 2.4 million).
Our research centers offer professional and experienced staff including:
Physicians (Psychiatry and Internal Medicine)
Certified Clinical Research Coordinators
Certified Lab Technicians
Dedicated Recruitment Team
Administrative and Support Personnel
Areas of study:
Summit Research Network and the Memory Health Center
2701 NW Vaughn St., Suite 350
Portland, OR 97210
Equipment & Diagnostic Services:
Scott Losk, PhD, obtained a doctorate at Fuller Graduate School of Psychology in 1989, and did a post-doctoral fellowship in medical psychology at Oregon Health Sciences University. He has been in private practice since 1990, with an emphasis on clinical psychology, neuropsychology, and geriatric psychology. Dr. Losk joined Summit Research Network, formerly Pacific Northwest Clinical Research Center, also in 1990. He has been an investigator in over 100 clinical trials evaluating treatments of disorders of the central nervous system, and the principal investigator in over 75 clinical trials evaluating treatments for Alzheimer’s disease. Dr. Losk is active in the Alzheimer’s community providing talks and presentations to caregivers and other professionals. MaryAnn Conrad, MD, graduated from the University of Washington with a bachelor’s degree in psychology in 1987, and a medical degree in 1991. She is board certified in internal medicine and completed her internal medicine residency at the University of Hawaii in 1995. Before joining Summit Research Network in 2002, Dr. Conrad practiced as a primary care physician for Providence Medical Group and Kaiser Permanente. At Summit she enjoys focusing on clinical research, mental health and women’s health. James Bergthold, MD, received a bachelor’s degree in biology in 1986 from Biola University and a medical degree from the Medical College of Wisconsin in 1992. Following his residency in internal medicine from Oregon Health Sciences University in 1995, he was a partner at HealthFirst Medical Group and the Providence Medical Group. Dr. Bergthold’s special interests include geriatric medicine, cardiology and diabetes. He has been with Summit Research since 2001. Philip Bolton, MD, obtained a bachelor’s degree in Biology from Colgate University in 1987 and a medical degree from Albany Medical College in 1995. In 1999, he graduated from the Psychiatry Residence Training Program at Oregon Health Sciences University. Since 2004 he has been a Diplomate of the American Board of Psychiatry and Neurology. Dr. Bolton has provided inpatient psychiatric treatment at Providence St. Vincent Medical Center and outpatient psychiatric treatment in a variety of settings. Since 2014 he has been an investigator at Summit Research Network. Dr. Bolton has studied complimentary medicine including acupuncture and qigong.