Thomas Hixson — Director, Special Investigations, Cigna

Tom Hixson has over 20 years of experience in the insurance industry with the last 10+ years dedicated to the Special Investigations Unit. He has conducted internal investigations relating to Cigna's ethics policy, managed the health care triage team, oversight of SIU compliance and training, and managed the technology solutions used by SIU. Currently he oversees SIU compliance and all claims investigations pertaining to U.S domestic and international benefit product lines including disability, life and accident policies. He holds a Bachelors of Science degree in Accounting from Southern Connecticut State University and earned a Master’s of Science degree in Economic Crime Management from Utica College.

Christa Jewsbury, JD, CFE — Director, Special Investigations Unit, Humana

Christa joined Humana's Special Investigations Unit as its Director in March 2014. Prior to joining the SIU, Christa served as the Manager of Humana's Internal Audit Department's Fraud & Investigations Team. Christa also spent several years with the Indiana Medicaid Fraud Control Unit as a Deputy Attorney General, where she litigated parallel fraud, licensing and patient abuse cases and coordinated fraud investigations with outside agencies.

Donald Wunderlin, AHFI, CFE — Investigative Oversight Branch Chief, U.S. Department of Defense, Defense Health Agency

Don Wunderlin is the Chief of the Investigative Oversight Branch for the Defense Health Agency Program Integrity Office. Don came to DHA Program Integrity in 2007 after spending several years with the Department of Veterans Affairs Program Integrity Office. Don has worked in the health care industry in a variety of critical care areas, including Critical Care Air Transport, ER, Trauma ICU and the NICU/PICU as a Registered Respiratory Therapist/Neonatal Pediatric Specialist. He also holds credentials as an Accredited Health Care Fraud Investigator and a Certified Fraud Examiner.

David Popik, CFE — Senior Director, FWA Operations, FloridaBlue

Dave Popik, CFE, is a seasoned healthcare executive with 24 years of experience fighting fraud, from enforcement and healthcare informatics to information technology and business administration. As Florida Blue's Senior Director of Special Investigations and Physician Ancillary Services, he is directly responsible for all internal and external fraud investigations, risk management, and data analytics to identify and prevent fraud, waste and abuse. Previously, Dave was a director at UnitedHealth Group, where he played a vital role in the payment integrity program. He is also a National Board Member and Secretary of the National Health Care Anti-Fraud Association.