Meet our forward-thinkers.

Mark Knickrehm

Chairman and
Chief Executive Officer

Bill Allison

Chief Client Officer

Claudia Barlow

Chief People Officer

Dr. Gary Call

Chief Medical Officer

Mike Connolly

Chief Operating Officer

Steve Costalas

Chief Legal Officer

Deb Das

President, India Operations and Global Delivery

Mary Edwards

Senior Vice President,
Account Operations

Greg Fischer

Senior Vice President, Coordination of Benefits and Payment Integrity

Joe Fraser

Senior Vice President,
Mid-East Sector

Peter Gray

Senior Vice President,
New England Sector

Jeff Jacobs

Senior Vice President,
South Sector

Rich Johnson

Senior Vice President,
Midwest Sector

Jaffry Mohammed

Chief Transformation Officer

Oscar Montes

Chief Growth Officer

Rick Pope

Senior Vice President,
Mid-Atlantic Sector

Colleen Ritchie

Chief Customer Experience Officer

Den Roenfeldt

Chief Assurance Officer

Karen Shields

Strategic Advisor

Jacob Sims

Chief Technology Officer

Ron Singh

Senior Vice President, Cost Containment Services

Chris Van Vlack

Senior Vice President,
West Sector

Christina Vanecek

Vice President, Marketing
and Communications