Our Team

Melanie Nelson, Interim CEO has been working in behavioral health for 22 years. She graduated from the University of North Carolina at Chapel Hill with a master’s degree in social work with a concentration in Administration. She also has a bachelor’s degree in psychology and social work from North Carolina State University.

Melanie previously worked for Providence Health Services for 12-years as the Director of Providence Kodiak Island Community Mental Health Center in Kodiak, AK. During her time there, the Mental Health and Substance Abuse Centers were merged into a single facility and began a whole-person approach for patients struggling with a dual diagnosis.

In 2010, Melanie moved to Anchorage and began her career with UHS at North Star Behavioral Health, an inpatient behavioral health psychiatric facility. The facility served children, preteens, and adolescents across Alaska. She became the Administrator for the main campus in 2015.

In 2017, Melanie moved to Sacramento, CA to become the Chief Operating Officer at Heritage Oaks Hospital.

Allison Roebuck, has over 20 years of accounting experience, and has been working in healthcare for over a decade. She is responsible for managing the financial health of the institution using her extensive knowledge of healthcare finance, delivery systems, health plan operations and healthcare data analysis. She earned her Bachelor of Science in Accounting from Metropolitan State University in Denver, and her Master’s in Professional Accounting from Colorado State University.

Allison has spent time working for a durable medical equipment company, an infectious disease clinic, psychiatric facilities, as well as a drug and alcohol rehabilitation facility. Outside of healthcare, her experience spans the mortgage industry, public accounting, property management, and hospitality management. Allison began her UHS career in Accounting and Business Office Management at Highlands Behavioral Health Systems in Littleton, CO. She then moved into a CFO in Training role with Sierra Vista Hospital in Sacramento, CA. Upon completion of the program, she spent the next three years as the CFO of Schick Shadel Hospital in Seattle, WA. Allison relocated back to the Sacramento area to join the Heritage Oaks Hospital Family of Services in 2020.

Cathawyne W. Paul, MSN, BSN, RN-BC, has served in nursing roles at Heritage Oaks Hospital since 2003. She accepted the position of Assistant Director of Nursing in 2007 and was promoted to the position of Director of Nursing Services, due to her extensive and administrative nursing experience.

Earlier in her career, Cathawyne was the Nurse Administrator of the Department of Mental Health and Substance Abuse for the government of Guam. In addition, she served in American Samoa as the Coordinator for the Alcohol/Drug Program in the Department of Public Health. As well as serving on the psychiatric nursing staff as a manager for the Alcohol and Drug Unit at the Washington Hospital Center, Washington, DC.

Cathawyne earned her Master of Science in Nursing Leadership and Administration from Western Governor’s University, Salt Lake City, UT. She received her Bachelor of Science in Nursing from Hampton University, Hampton, VA, with a national certification in Psychiatric Nursing. She is a member of the American Nursing Association, as well as the American Psychiatric Nursing Association.