Leadership Team

Honed by decades of experience, Compass Health is proud of our leadership team’s broad clinical and operational expertise within the behavioral healthcare industry. Together, they are leading us into the future of integrated healthcare, and setting an example for the entire industry to follow.

Meet Our Executive Team

Tom Sebastian

MS, MPA

President/CEO

Tom Sebastian is the president and CEO of Compass Health, Northwest Washington’s behavioral healthcare leader. Throughout his 35-year career, Tom has held many clinical and leadership roles at the organization, growing its transformational impact through community partnerships, outreach and advocacy.

At Compass Health, Tom oversees 600-plus dedicated and highly skilled team members who serve more than 11,900 clients annually throughout Snohomish, Skagit, Island, San Juan and Whatcom counties. With Tom at the helm, Compass Health delivers innovative, evidence-based care, integrating services for mental health, substance use and medical care to support whole person health.

Tom’s advocacy also extends into Washington’s larger behavioral health community, where he is a founding member of Fourfront Contributor, a leadership and advocacy collective of four of the largest community behavioral health agencies in Washington. He is also a member of the Board of Directors for the Washington Council for Behavioral Health, and a board member for MHCA.

Other Corporate Appointments:
– Co-CEO Behavioral Health Northwest
– Chair (Former) and Board member (2008) Washington Community Mental Health Council 2008-Current
– Board Member, MHCA
– Vistage, Member
– Snohomish County Health Leadership Coalition Steering Committee (SCHLC)
– Mental/Emotional Health Committee (SCHLC) Chair
– Program Council member, North Sound Accountable Community of Health

I am most fulfilled by using my experience to empower those around me to thrive. Faith, family, laughter, and community service are my constants. As an avid marathoner, I embrace a commitment to persist through the long-hauls, while appreciating each step by recognizing that the present is a gift to be cherished.

Becky Olson-Hernandez

LMHC, CMHS

Chief Quality Officer

As Compass Health’s Chief Quality Officer (CQO), Becky Olson-Hernandez oversees quality improvement, health information management and information technology. In this role, Becky supports Compass Health’s continued growth and development by facilitating and leading numerous initiatives that intersect across the client experience, regulatory and contract compliance, and the interjection of values throughout agency-wide initiatives.

Becky joined Compass Health in 2001, serving as the Children’s Crisis Services Manager before advancing to Director of Emergency Services and Healthcare Integration, and finally to CQO. She has provided operational support for Fourfront Contributor, a coalition of four of the largest behavioral health providers in Washington, including Compass Health, which advocates for statewide change to improve access and services in behavioral health.

In addition to her clinical and administrative experience, Becky is a Licensed Mental Health Counselor, Mental Health Professional and Children’s Mental Health Specialist with experience in a variety of community-based and inpatient settings. In 2019, she completed her training and became a Certified Healthcare Compliance professional. She was also formerly a certified Mental Health First Aid Trainer and led courses throughout the community from 2008 until 2022.

Becky is a native of Washington state and earned her Master of Science at Western Washington University.

Working with a mission-oriented team to deliver much-needed behavioral health care to the region motivates me every day. In my position, I’m lucky enough to work with people from the executive level,  leadership, and with our direct care team members, and I get to witness firsthand how amazing our people are. Together, we’re working to support the health of our community and neighbors.

Connie Summers

MS, HRD

Chief People & Culture Officer

Connie Summers serves as Compass Health’s chief people and culture officer and oversees all aspects of human resource management. She leads the organization’s diversity, equity, inclusion and belonging (DEIB) strategy, which focuses on fostering a culture that is welcoming and supportive for all who work and interact with Compass Health.

Since joining Compass Health in 2022, Connie has made tremendous strides in implementing a strategic plan that ensures DEIB is central to every discussion, policy, and decision at the organization. Connie has grown her team to include diverse voices, curates monthly DEIB conversations with staff members, advises and implements internal communications that bring awareness to heritage months, and makes sure cultural resources are accessible to Compass Health staff members. Connie has established new policies supporting transgender workforce members, establishment of employee resource groups and an anti-bullying policy, to name a few. In doing so, Compass Health is becoming the organization that it aspires to be.

Connie previously served as the director of human resources at Seattle Counseling Service and worked at Boeing for almost 25 years, finishing her tenure as a senior leader in global diversity, equity, and inclusion. Throughout her career, Connie has shared her leadership and expertise as a speaker at professional conferences, and trusted resource for online audiences.

She began her academic journey at the University of Washington and earned her Master of Science in Human Resource Development at Villanova University.

“I feel fortunate to have the opportunity to drive meaningful work that is necessary to make sure that Compass Health is operating in an equitable and inclusive way to ensure belonging for everyone. As an organization, we’re committed to taking impactful action and that is something that is deeply important to me, the workforce, and the communities we serve.”

Dr. Kathryn Gilligan

MD

Chief Medical Officer

Dr. Kathryn Gilligan joined Compass Health in 2023 as chief medical officer (CMO). In her role as CMO, Dr. Gilligan works with clients, staff and community partners to support equitable access to care, integrate services and expand robust programs for people experiencing mental health and substance abuse needs.

As CMO, Dr. Gilligan is focused on furthering Compass Health’s work in creating an integrated model of care that supports whole person health, strengthening collaboration across behavioral health and medical providers to better meet the holistic needs of clients.

As part of her work supporting current and future generations of healthcare professionals, Dr. Gilligan co-leads a local committee comprised of area hospitals, first responders, community partners, and school representatives to promote collaboration and partnership within the mental health care community.

Dr. Gilligan came to Compass Health after serving as the medical director of behavioral health at Providence Medical Group in Everett and has over ten years of experience as an inpatient and outpatient psychiatrist. She also spent five years teaching at the Washington State University College of Medicine, where she was the direct supervisor to 3rd and 4th year medical students.

She earned her Doctor of Medicine degree from The Ohio State University and received her bachelor’s degree in fine arts from the University of Cincinnati.

“I’m excited to work with the Compass Health team to help the organization grow in areas it hasn’t before, and to make sure we’re leveraging every avenue to expand access to our services to meet the needs of the communities we’re proud to serve. Through this work, we’re carving a brighter future for behavioral health care for the Northwest Washington region and beyond.”

Missy Judd

Chief of Staff

Missy Judd serves as Compass Health’s Chief of Staff, leading administrative professionals across the organization to guarantee efficacy and cohesion through every team. She operates at the center point of company-wide initiatives to coordinate efforts between executives, leaders, and staff. Additionally, she leads two teams (the Compass Health Newsgroup and the Compass Health Connectors) in ensuring the recognition and appreciation of the staff by organizing events, highlighting accomplishments, and celebrating milestones.

Prior to joining Compass Health in 2016, Missy spent 15 years in office manager roles at various organizations, where she honed her administrative, leadership and problem-solving skills. Due to her outstanding work with Compass Health, she was honored with the Colleen Barrett Award for Administrative Excellence by The Admin Awards, a coveted recognition reserved for passionate admins who demonstrate employee advocacy and professionalism.

Missy attended Everett Community College and lives in the local area with her husband and two kids. In their free time, she and her family enjoy camping, gardening, traveling, and cooking.

As Chief of Staff, I have the pleasure of working closely with many of the members who comprise our incredible team. I feel lucky to collaborate with people across our organization and use my position to ensure the recognition and appreciation of our staff.

Stacey Alles

LMHC, GMHS

Chief Operating Officer

Stacey Alles is Compass Health’s chief operating officer (COO), where she oversees the continuum of clinical care delivered by the organization, serving as a champion for client experience and operational excellence.

When Stacey joined Compass Health as a clinician in 1995, she initially worked with older adults before transitioning into management – first in the quality department then moving into the COO role. Stacey enjoys educating her community about behavioral health issues and utilizing her clinical experience serving the community’s mental health needs to inform her decisions on the operational level.

Stacey is a licensed mental health counselor and a geriatric mental health specialist, as well as a certified Mental Health First Aid trainer. She earned her bachelor’s in psychology at Saint Martin’s College and received her Master of Science at Western Washington University’s Mental Health Counseling program.

Stacey and her husband live in rural Snohomish County.

I became a counselor because I believe that mental health is as important as physical health and saw first-hand that there was a need in our communities for a more holistic approach to care.  Over time, I realized that I could continue to have a positive impact by applying my skills in different positions within the organization.  I feel very fortunate to be able to support all the amazing professionals who work here, as they make a profound difference in the lives of others.

Tamera Sanders

CPA

Chief Financial Officer

Tamera has been with Compass Health since February 2016. As Chief Financial Officer, Tamera is responsible for the financial management of the organization, which includes managing financial risks, budgeting and analysis, maintaining fiscal accountability, and financial compliance and reporting. In addition to the finance department, Tamera also oversees the purchasing, payroll, facilities, payee services, and housing program at Compass Health.

Working in a collaborative, forward-thinking organization that is mission-oriented to support the whole individual in receiving behavioral health, housing, and linkage to basic needs and additional support is why she enjoys being part of the Compass Health team.

Tom Kozaczynski

MPA

Chief Advancement Officer

Tom Kozaczynski joined Compass Health in 2013. In his current role as chief advancement officer (CAO), Tom directs marketing and communications, oversees major foundation, corporate and individual giving, and drives the strategic growth of Compass Health’s Development & Communications Department. He also supports community outreach to help destigmatize mental health issues, establish Compass Health as a thought leader, and promote strong relations with stakeholders.

As CAO, Tom has expanded Compass Health’s fundraising initiatives, enabling the organization to launch its first ever capital campaign, It’s Time: The Campaign for Compass Health – a $14 million initiative to help fund Compass Health’s Broadway Campus Redevelopment. Under Tom’s leadership, Compass Health has established local partnerships to improve care and raise visibility around services via direct community outreach, including hosting its annual Building Communities of Hope Gala.

Outside of work, Tom holds a position as a board member for Mari’s Place for the Arts, a non-profit organization in Everett that helps ensure every child has access to quality arts and culture programs.

He earned his Master of Public Administration with an emphasis on non-profit management and fundraising from the Evans School of Public Policy and Governance at the University of Washington, and received his bachelor’s degree in economics and law, societies & justice from the University of Washington.

Connecting with passionate donors, funders and meeting with neighbors one-on-one to fuel the life-changing services that Compass Health delivers is entirely fulfilling. We’re committed to partnering with the business community, philanthropists, and local leaders to address the region’s need for quality behavioral healthcare. Through our team of devoted staff, our neighbors, and every supporter who has invested in this journey with us, we will turn our region into a thriving resource hub for those facing homelessness and mental health challenges.

Meet Our Board

Tom Sebastian

MS, MPA

President and CEO

Alex de Soto

Chair

CFO Selections, Partner

Board Member since 2020

Macaulay Ivory

Vice Chair

Kilpatrick Townsend, Associate

Board Member since 2020

Hilary Preston

Secretary

Premera, Regulatory Consultant

Board Member since 2022

Eric Carlsen

Treasurer

Heritage Bank, SVP, Sr. Loan Review Officer

Board Member since 2018

Roxanne Cronin

Board Member

Board Member since 2018

Cynthia Weaver

Board Member

Beneficial State Bank, VP/Relationship Manager

Board Member since 2022

Laura Padley

Board Member

Board Member since 2023

Mena Peebles

Board Member

Mercy Housing,
Regional Director of Operations

Board Member since 2023

Mary Toews

Board Member

Mari’s Place,
Executive Director

Board Member since 2024

Leadership Team

Amy Pereira-Clevenger

MSW, LICSW, DCR

Director of Crisis Response & Stabilization

Becky Olson-Hernandez

LMHC, CMHS

Chief Quality Officer

Charissa Westergard

MS, LMHCA

Director of Healthcare Integration

Connie Summers

MS, HRD

Chief People & Culture Officer

Doreen Yumang- Ross, MPH, MS, ARNP, CPH

Director of Inpatient & Health Services

Frances Wilder

MA, LMHC

Director of Snohomish County Outpatient Services

Jaki Brophy

Director of Marketing & Communications

Jeff Patterson

Director of Campaigns & Major Gifts

Katherine Adams

MBA, SPHR

Director of Financial Planning & Analysis

Katie Gilligan, MD

Chief Medical Officer

Kay Tillema

MS, LMHC

Director of Adult Intensive Services

Megan Boyle

MSW, CMHS, LICSW

Director of Children’s Intensive Services

Michaela Sanchez

Director of Revenue Cycle

Missy Judd

Chief of Staff

Ryan O’Donnell

MS, LMHC, CMHS

Director of Skagit, Island, & San Juan County Outpatient Services

Shannon Prescott, ARNP, PMHNP-BC

Medical Director

Shannon Webb

LICSW, CMHS, MHP, MSW

Director of Whatcom County Outpatient Services

Stacey Alles

LMHC, GHMS

Chief Operating Officer

Tamera Sanders

CPA

Chief Financial Officer

Tom Kozaczynski

MPA

Chief Advancement Officer

Tom Sebastian

MS, MPA

President, Chief Executive Officer

Ashlee Harlan

Director, Health Information Management

Jason Lee

Director, IT