Skip to main content

About Us

Emergency Medical Services (EMS) staff bios and contact information for EMS program

EMS Medical Director
Ritu Sahni, MD, MPH is Washington County's EMS medical director. He has been involved in EMS medical direction for over 20 years. Previously, he served as medical director for Life Flight Network and was the State of Oregon's first EMS/trauma program medical director. He is also currently the medical director for Lake Oswego Fire Department and associate medical director for Clackamas County EMS. Nationally, he is a past-president of the National Association of EMS Physicians and has served on the board of the National Registry of EMTs and the committee for accreditation of EMS programs. Dr. Sahni is board certified in emergency medicine and works as an emergency physician at Providence Portland Medical Center.

EMS Associate Medical Director
Jesse Bohrer-Clancy, MD, MS is Washington County’s associate medical director. He has been active in EMS since 2001 as a paramedic in Marion County prior to attending medical school at OHSU. He did his residency in emergency medicine at the University of Connecticut in Hartford, CT prior to completing his EMS fellowship at Yale in New Haven, CT and is board certified in both emergency medicine and EMS. He is also the medical director for the paramedic and EMT programs at his alma mater, Chemeketa Community College. He currently works at Legacy Silverton Medical Center as its trauma director and as an emergency medicine physician.

EMS Program Supervisor
Adrienne Donner has been with Washington County since 2005. She oversees both EMS and Public Health Emergency Preparedness and brings aspects of both programs to the other. She came to the County with a MBA from the University of Redlands, a bachelor's degree in psychology from Whitman College, and experience in community partnership building and project development. In 2014, Adrienne earned her Certified Emergency Manager (CEM) certificate. Adrienne has been an active member of the Regional Disaster Preparedness Organization (RDPO) since its start and enjoys working across disciplines and jurisdictions to build partnerships that improve the overall preparedness of the metro area. In addition to her paid duties, Adrienne is a volunteer in the City of Portland Neighborhood Emergency Team (NET). NET is another name for Community Emergency Response Team (CERT).

EMS Sr. Program Coordinator
Tim Case is Washington County's EMS senior program coordinator. He earned his BA from Lafayette College and his AS in Paramedic Technology from Pennsylvania College of Technology. He has been working as a paramedic since 2005. Tim spent the last 10 years working in a busy, urban EMS system starting as a field provider, later holding positions as supervisor and clinical education specialist. Tim has more than 20 years of EMS experience from rural to urban environments.

EMS Sr. Program Coordinator
Charles Miller is Washington County's EMS senior program coordinator. He earned a Bachelor of Science in Paramedicine with a minor in EMS administration, and a Master of Science in Emergency Management from the University of New Haven. He has been working as a paramedic since 2001. During his 20+ years in EMS he has worked in multiple areas of the country including Georgia, Colorado, Oregon. He has experience with 911, IFT, CCT, Fire medic, tactical medic, and fight medic. He has operated in urban, rural, and remote locations as a Medical Officer on a cruise ship.

EMS Sr. Program Coordinator
Jack Nuttall is Washington County's EMS and Public Health Emergency Preparedness Senior Program Coordinator. He holds a master's degree with a specialization in public health, and a bachelors degree in both public policy and paramedic science. Prior to coming to Washington County in 2019, Jack was the EMS and Emergency Preparedness coordinator at Clackamas County and spent several years working in EMS and clinical research at Oregon Health and Science University.

Management Analyst I
Fae Wright is our management analyst. Fae holds a bachelor's degree in medical records administration and certification in health information management and health care quality. Fae has been involved in health care for over 35 years in the field of health information systems, risk management and quality improvement. Since her retirement, she has been providing part-time data analyst support to Washington County EMS quality improvement efforts.

EMS Bilingual Program Specialist
Gaby Rodriguez is Washington County's EMS and Public Health Emergency Preparedness bilingual program specialist. She has over 18 years of experience, providing administrative support in various settings, including a law office as a legal assistant, and AT&T mobility as a finance representative. She has over 5 years with Washington County, as a First Aid, CPR/AED and Stop the Bleed instructor, and more recently as a certified Community Health worker.

EMS Epidemiologist
Alyssa Mooney is Washington County's EMS Epidemiologist. She holds a PhD in Epidemiology and a master's degree in public health. She has over 15 years of experience conducting research and evaluation of public health programs and policies in a variety of settings, with a focus on social determinants of health and fair access to health services.

EMS Bilingual Administrative Specialist II
Yera Castañeda is Washington County's EMS and Public Health Emergency Preparedness bilingual administrative specialist II. She has over 23 years of experience providing administrative support in various settings in the private sector and with the county. Yera provides direct support to all the EMS team members with various tasks; Yera supports the EMS Alliance governing board member meetings and maintains this groups contact lists, she also supports the yearly EMS Multi-Agency Training (MAT) that is hosted by Washington County in the fall and spring for partner agencies by ensuring training materials, equipment and other supplies are onsite for trainers. Yera is also responsible for all website updates. She is a CCHI certified Spanish/English healthcare interpreter.