Timothy J. Constantine Named Public Board Member of American Academy of Orthopaedic Surgeons’ Board of Directors
SAN DIEGO (March 12, 2025)—Delaware healthcare executive Timothy J. Constantine was named public board member of the American Academy of Orthopaedic Surgeons’ (AAOS) Board of Directors (BOD). He will assume the position following the AAOS 2025 Annual Meeting in San Diego.

Timothy J. Constantine
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Constantine brings extensive experience in the healthcare, financial services and non-profit industries to the AAOS. He retired from Highmark Inc. in 2023 after serving several executive roles, most recently as chairperson of the BOD of United Concordia Companies, Inc., Highmark’s dental subsidiary. During his tenure, he was named president of United Concordia in 2017, elected its president and CEO in 2019, and became board chair in 2020.
Before joining United Concordia, Constantine held leadership roles at Highmark Health Plan and Highmark Delaware, where he served as executive vice president of commercial markets and president, respectively. He also spent more than a decade with Blue Cross Blue Shield of Delaware (predecessor to Highmark Delaware), including serving as its president and CEO from 2006-2011. His extensive financial expertise includes positions as chief financial officer for Union Hospital of Cecil County Health System and vice president of Community Health Services for St. Francis Hospital in Wilmington, Delaware. He began his career in Arthur Andersen’s Audit and Operational Consulting Practice.
Beyond his professional achievements, Constantine is deeply committed to community service. He serves on the BOD for Highmark BCBSD Inc., United Way of Delaware and the Ministry of Caring. Additionally, he contributes as an advisory board member to Archetype and serves on the Advisory Council for the University of Delaware’s College of Health Sciences. He also is a certified mentor with SCORE Delaware (Service Corps of Retired Executives), providing guidance to entrepreneurs and small business owners.
Constantine earned his degree from Loyola University of Maryland and received his CPA license in 1987 (currently inactive). He resides in Wilmington, Delaware, with his wife, Noreen.
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About the AAOS
With more than 39,000 members, the American Academy of Orthopaedic Surgeons is the world’s largest medical association of musculoskeletal specialists. The AAOS is the trusted leader in advancing musculoskeletal health. It provides the highest quality, most comprehensive education to help orthopaedic surgeons and allied health professionals at every career level best treat patients daily. The AAOS is the source of information on bone and joint conditions, treatments, and related musculoskeletal healthcare issues; and it leads the healthcare discussion on advancing quality.
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For more information, contact:
Deanna Killackey | 847-384-4035 | 630-815-5195 | killackey@aaos.org |