Board of Directors

David King, previous chairman, CEO and president of LabCorp who led the organization’s transformation into a leading global life sciences company. Under King’s leadership, LabCorp completed a series of successful acquisitions, tripling the company’s size to 60,000 employees operating in 120 countries. The company’s share price increased by more than 125% during King’s time as CEO. King has been appointed as chair of the AMSURG Board of Directors, and he will also serve on the Compensation Committee.

Jeff Snodgrass is the President and Chief Executive Officer of AMSURG, a national leader in ambulatory surgical care with ownership in more than 250 surgery centers in 34 states and the District of Columbia, including medical specialties ranging from gastroenterology to ophthalmology and orthopedics.

Snodgrass was appointed to his current role as President and Chief Executive Officer in November 2023, having previously served as AMSURG’s President from 2020 to 2023. He joined AMSURG from Azura Vascular Care and National Cardiology Partners, where he served as President and CEO, leading the company’s outpatient vascular and cardiology, interventional and surgical business units.

Under his leadership, Azura Vascular Care experienced unprecedented growth and transformed from an office-based outpatient business to an ambulatory surgical care company. Snodgrass also served as the Chief Financial Officer at inVentiv Health and spent more than 17 years at Merck & Co. in several leadership positions in finance and marketing, including Vice President of Finance.

Snodgrass earned a Bachelor of Science in accounting from Penn State University.

Glenn Eisenberg has served as executive vice president and chief financial officer of Labcorp since 2014.

Prior to joining Labcorp, he served as executive vice president, finance and administration, and chief financial officer at The Timken Company, a leading global manufacturer of engineered bearings and power transmission products. He also previously served as president and chief operating officer of United Dominion Industries, a global diversified industrial company, after working in several executive roles at the company, including chief financial officer, and president of its test instrumentation segment.

Glenn serves on the board of directors of Solventum, a global diversified healthcare company and AmSurg, a nationally recognized leader in the strategic and operational management of surgery centers. He previously served on the public boards of directors of Family Dollar Stores, Perspecta, US Ecology and Alpha Natural Resources. He received his B.A. from Tulane University and his M.B.A from Georgia State University.

Adam Hieber, executive vice president and global head of corporate asset management at PIMCO. Before PIMCO, he was an operating partner and head of portfolio performance management for SoftBank and managing director and president of Cerberus Capital Management’s global operating team. He has also held numerous board appointments and senior management positions including chairman, CEO, CFO and CRO. He has been appointed Chair of the AMSURG Compensation Committee.

Molly Joseph, former CEO of UnitedHealthcare Global. During her 16-year tenure at UnitedHealth Group, she pioneered the establishment of the company’s global health business into one of the largest health benefits and medical delivery businesses outside of the United States. She also oversaw 55 hospitals and several hundred ambulatory centers, with over nine million patients and seven million insurance members. Currently, Joseph is the founder and managing partner of Cypress Pass Ventures, an investment and advisory firm focused on health modernization. She also serves on the Board of Directors of West Pharmaceutical Services, First Solar and U.S. Radiology Specialists and is vice-chair of the Board of Trustees at Santa Clara University.

Leopoldo Quintas Jr., former three-star deputy commanding general of U.S. Army Forces Command. In this role, Quintas led day-to-day operations of the Army’s largest organization, comprised of more than 750,000 soldiers and civilians. Under his leadership, the organization transformed its readiness and operations to achieve unprecedented modernization while sustaining uninterrupted support to worldwide requirements. He has more than three decades of experience training, equipping and supporting personnel and employing capabilities, to include conduct of comprehensive health care both at home and abroad. Today, Quintas serves on the board of the West Point Association of Graduates and continues to support the U.S. Army as a highly qualified expert.

Sam Weinstein, MD, MBA, has been Chief Executive Officer at SpecialtyCare since 2017. He joined the company in 2015 as Chief Medical Officer and was promoted to President of Operations in 2016. Under his leadership, SpecialtyCare has leveraged its unique operative procedural database data to reduce the clinical variations in surgical care that can lead to costly postoperative complications. The company’s platform practices in 45 states in over 1,200 hospitals.

Prior to SpecialtyCare, Sam was a Pediatric Cardiac Surgeon in New York City and Surgical Director for Heart Care International, whose mission is teaching/performing congenital cardiac surgical techniques to local physicians in economically challenged countries. To date, he has taken over 30 mission trips to Guatemala, the Dominican Republic, El Salvador, and Peru. He is a long-time proponent of evidence-based healthcare and has served as an executive leadership coach for healthcare executives.

Sam has a wealth of experience in the medical field, having practiced for 16 years as a Pediatric Cardiothoracic surgeon before retiring from clinical medicine. He earned his medical degree and board certifications from the State University of New York, Columbia Presbyterian, and The Children’s Hospital of Philadelphia, and graduated with a BA in History from the University of Pennsylvania. He is the author of more than 100 publications and presentations. Sam lives in Nashville, with his wife Amy, and they share four adult children.