International: 1-562-521-0608

About Us

Creating Extraordinary Lives

Elements Behavioral Health fills the gaps in treatment by creating unique programs in unique environments. We partner with clients, their family members and other treatment providers to understand which needs aren’t being adequately addressed, and then develop programs that are carefully designed to meet those needs.

Our centers are committed to providing the highest quality clinical care for addiction and mental health disorders. Utilizing the latest evidence-based approaches and specialized programming tailored to our clients’ needs, we help people build the resilience and skills they need to heal. Our focus is on long-term, sustainable recovery and overall improvement in quality of life.

Board of Directors

Rich Whitney Non Exec Chairman of the Board, Elements Behavioral Health, Chairman of the Board, Whitney Capital
David Sack, M.D. President/CEO, Elements Behavioral Health
Nader Naini General Partner, Frazier Healthcare Ventures
David Kosloff Principal, Frazier Healthcare Ventures
Mohamad Makhzoumi Vice President, New Enterprise Associates
Thomas P. Cooper, M.D. Senior Advisor, Frazier Healthcare Ventures


David Sack, MD

President and CEO

Dr. Sack is board certified in psychiatry, addiction psychiatry and addiction medicine. He previously served as president of College Health IPA, now the largest behavioral health group in California. Dr. Sack’s prior positions include senior vice president of community programs for Aspen Education Group, which he grew from a start-up to more than $20 million in annual revenue, senior vice president of clinical research for Comprehensive NeuroScience, a CNS-focused site management organization, where he grew his division from $5 million to $30 million in annual revenues. Visit DrDavidSack.com to learn more.

Rob Mahan

Chief Operations Officer

Rob joined Elements in 2008 and has nearly two decades of experience in financial operations. He most recently served as vice president of finance for DaVita, one of the largest dialysis providers in the U.S., with more than $5.5 billion in annual revenue at the time. While at DaVita, Rob supported five start-up businesses, managed the 900-employee billing and collections team and started an organic-growth team that led to a six-fold increase in new facilities over three years. He holds an MBA from Anderson School of Management at UCLA.

Vera Appleyard

Chief Internet & Marketing Officer

Prior to joining Elements in 2009, Vera was the head of Aspen Education Group’s Internet marketing efforts for six years, until the company’s acquisition in 2006 by CRC Health Group. Following the merger, Vera was promoted to senior director of Internet marketing for all of CRC. Vera is a published author and produced screenwriter. Her experience as a professional writer fuels her highly effective, content-centered Internet strategies. She has a BA from Columbia University and an MFA from New York University’s Tisch School of the Arts.

Keith Arnold

Senior VP of Clinical Outreach, Marketing and Strategic Development

Keith is a nationally and internationally recognized leader in the field of addictions and behavioral health care. Before joining Elements, Keith was executive director of Sierra Tucson, which he joined in 1995 as director of marketing. Under his leadership, Sierra Tucson expanded four-fold and gained recognition as one of the most successful hospitals of its kind in the country. Prior to joining Sierra Tucson, Keith was director of client services for an international management consulting firm.


Elissa Weisberger-Cohen

Senior VP of Human Resources

Before joining the Elements team, Elissa served as vice president of administration for Promises Treatment Centers. During her four-year tenure at Promises, she oversaw the human resources, accounting and administrative departments. In June 2008, she transitioned into the position of vice president of human resources for Elements Behavioral Health. Elissa has an extensive background in human resources. She ran her own consulting firm and has worked in the legal, real estate development and employment industries.

David Buckley

VP of Finance

David joined Elements in March 2008 with 22 years of financial work experience. He most recently served as vice president of finance for Long Term Care Group, the nation’s leading provider of outsourced services to the long-term care insurance industry. He was responsible for managing and directing financial functions while facilitating growth of annual revenue from $5 million to $120 million over 11 years. During his tenure, David was instrumental in raising the initial capital and completing several sales transactions at the company. David has a master’s degree from Thunderbird School of Global Management.

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Get In Touch

If you are interested in learning more about treatment at one of our programs, please contact us by filling out the form below or calling 844-875-5609.

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