Tim Hartnett, MSW, MHA
Tim joined CODA in 2002, and has worked with vulnerable and underserved populations for more than 35 years, from incarcerated juveniles to homeless persons suffering from severe and persistent mental illness and substance use disorders. He serves on the Governor’s Opioid Epidemic Task Force and the executive committee of the Oregon-Idaho High Intensity Drug Trafficking Area (HIDTA) program. He has served as a member of the Oregon Alcohol and Drug Policy Commission, as president of the Oregon Prevention Education and Recovery Association (OPERA), and as a member of the executive and steering committees of the National Institute on Drug Abuse Clinical Trials Network. He is a Visiting Research Fellow in the Queen’s University School of Social Sciences, Education and Social Work in Belfast, Northern Ireland, and has served as an adjunct faculty member at Portland State University’s School of Social Work. Prior to joining CODA, Tim was Director of the Division of Alcohol and Drug Abuse Prevention and Recovery for the State of New Hampshire Department of Health and Human Services. He received his Master of Social Work from University of Connecticut and his Master of Health Administration from Suffolk University in Boston.
Alison Noice, MA, CADC-III
Alison has spent her career working with underserved and indigent populations as an administrator, program manager, counselor, and researcher. She joined CODA in 2010 as Director of Addiction Medicine Services and was named Deputy Director in 2014. Before joining CODA, Alison managed Cascadia Behavioral Healthcare’s psychiatric urgent-care clinic in Portland and worked with individuals in Multnomah County’s Involuntary Commitment Program. She received her Graduate Certificate in Healthcare Management and is completing her Master of Science in Healthcare Management, both at Oregon Health & Science University. Alison received her Master of Counseling from Pacific University and her undergraduate degree from University of Idaho.
Eve Klein, MD
Eve joined CODA as an Oregon Health & Science University Addiction Medicine Fellow in 2015, becoming Medical Director in 2016. Eve previously worked at OHSU as a neurologist and for Legacy Pain Management Centers in the Portland area. She received her undergraduate degree from Columbia University in the City of New York and her medical degree from University of Massachusetts Medical School.
Katharina Wiest, PhD, MSPH
Director of Research
Katharina joined CODA in 2007. As Director of Research, she participates as site principal investigator in clinical trials through the Clinical Trials Network of the National Institute on Drug Abuse as well as other academic institutions and organizations. She also provides ongoing, real-time assessment and evaluation of CODA’s patient population and programs through analyses of electronic medical records and survey-form databases. She is currently an Affiliate Assistant Professor in the Department of Public Health and Preventive Medicine at Oregon Health & Science University and previously served as an Adjunct Assistant Professor in epidemiology for Portland State University and as an instructor in the University of Utah, Department of Family and Community Medicine. Katharina received her doctorate in epidemiology from University of Washington; her Master of Science in Public Health in epidemiology from University of California-Los Angeles; and her undergraduate degree in Biology from Pitzer College.
Bonnie Holdahl, MBA
Director of Outpatient Services
Bonnie joined CODA in 2014 as Director of Outpatient Services. She began her career in healthcare as a patient advocate with Planned Parenthood in Oregon, ultimately becoming Health Center Manager for two of the agency’s clinics. Prior to joining CODA, Bonnie served as Medical Services Director at LifeWorks NW, overseeing lifespan psychiatric services. She earned her MBA with a focus on healthcare management from Oregon Health & Science University. She received her undergraduate degree from Western Oregon University.
Cassie Archer, MS
Director of Community Relations
Cassie joined CODA in 2017 as Director of Community Relations. She previously worked for CareOregon as a Behavioral Health Innovation Specialist, focusing on integrating behavioral health into primary care and for FamilyCare Health as Manager of Behavioral Health following Oregon’s Medicaid expansion. Before serving in healthcare management, Cassie focused on community health, housing, and child welfare. She received her Master’s degree in Clinical Psychology from University of Memphis and her undergraduate degree from University of Georgia.
Tanika Barsegian, MBA, SPHR
Director of Human Resources
Tanika leads CODA’s team of Human Resources professionals in the areas of recruitment, employee and labor relations, benefits, training and development. Prior to joining CODA in 2017, Tanika worked as Director of Human Resources for Janus Youth Programs and as Human Resources Manager for Dungarvin Oregon. She received her Master’s in Business Administration from Portland State University and holds the Senior Professional in Human Resources (SPHR) credential. She is a longstanding member of the Society for Human Resource Management and is also a member of the Oregon Mediation Association (OMA).
Director of Finance
Joe joined CODA in 2017 as leader of the Finance and Accounting team. Prior to joining the agency, he was Director of Financial Planning & Analysis at Electro Scientific Industries in Portland. Previously, he served corporations in healthcare, law, electronics research and development, software development and aquaculture as a Chief Financial Officer and Certified Public Accountant. A veteran of the US Navy, Joe received his BSBA in Accounting & Finance from the University of Arkansas.
Mark McGovern, PhD
Mark McGovern consults and advises CODA clinical leadership on the implementation of scientific evidence-based approaches to the assessment and treatment of substance use and mental health problems. Mark is a Professor of Psychiatry & Behavioral Sciences at Stanford University School of Medicine. His research program is based in the Public Mental Health and Population Sciences division, and he practices clinically at Stanford’s Psychiatry and Behavioral Health Sciences Clinic. His primary research focus is implementation science, with an emphasis on integrated behavioral health services for persons with co-occurring substance use and psychiatric disorders, as they present in both primary care and specialty settings.