Our mission

The Delta Dental Institute is dedicated to advancing oral health for all Americans in partnership with Delta Dental companies and dedicated partners across the country. With expertise rooted in Delta Dental's rich history of oral health leadership, we engage in and support oral health research, community outreach, and advocacy, striving to ensure all Americans can have the healthy smile they deserve and live their healthiest lives.

Together, we're putting a new spotlight on oral health.        

What we do

The Delta Dental Institute supports oral health for all Americans through research, community outreach, and advocacy – all of which further demonstrates that Delta Dental is the perfect partner to help Americans achieve optimal overall health.

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Conduct, support, and promote research to help Americans make informed decisions about oral health

The Delta Dental Institute partners with leading scientists, academic institutions, health care and other organizations to explore important oral health topics and produce data-driven insights in pursuit of actionable solutions for improved oral and overall health.

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Engage in our communities to break down barriers to oral health

Delta Dental companies across the country are deeply involved in their communities, investing in programs that improve oral health, prevent dental disease, expand access to care, and emphasize the importance of oral health as a part of overall health.

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Promote healthy smiles for America by standing up for legislative and community solutions

The Delta Dental Institute serves as a key voice in Washington, D.C. and across the country, pushing for policy solutions to promote affordable access to oral care.

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Who we are

Vivian Vasallo

Executive Director


As Executive Director, Vivian Vasallo leads the Delta Dental Institute’s efforts to bring oral health into the nation’s broader health policy conversation through a focus on community engagement, research, and advocacy. She brings over 15 years of executive experience steering nonprofit initiatives and cross-sector partnerships, and previously served as Director of Partnerships and Innovation at Fannie Mae, focusing on health and housing.

Prior to Fannie Mae, Vasallo held management positions at the Milken Institute and First American. She spent seven years as a Vice President at AARP Foundation, leading innovative programs focused on strengthening communities across America. Additionally, she serves on the board of directors of Heluna Health and previously served on boards at HelpAge USA and Consumer Federation of America. Vasallo received her Master of Business Administration from the University of Miami and her bachelor’s degree from American University. She is currently pursuing a Master of Science at Georgetown University.

Joseph Dill, DDS, MBA

Head of Dental Science


As Head of Dental Science, Joseph Dill, DDS, MBA, brings more than 30 years of experience in the field, including eight years in private dental practice and 16 years in the dental insurance industry. He recently served as vice president of professional services and dental director for Delta Dental of Virginia, where he led the clinical professional services, dental policy, utilization management, fraud and abuse, and quality care areas.

Dill also spent two years working for the U.S. Public Health Service as a commissioned officer where he provided dental care to residents of the Fort Peck Indian Reservation in Northern Montana. Following eight years in private practice, he founded a start-up medical device company, Otoimage, Inc. to develop a reliable means of diagnosing otitis media in infants and children. He earned his dental degree and bachelor's degree from the University of the Pacific and his masters of business administration from the University of California at Irvine.



General inquiries

901 New York Avenue NW, Suite 310W

Washington, DC 20001

Press inquiries

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