Integrated healthcare, pharmacy and retail company Walgreens Boots Alliance has announced the appointment of Tim Wentworth as the company’s new Chief Executive Officer, effective on October 23. Mr. Wentworth will also join the WBA Board of Directors upon assuming the role.

Most recently, as founding CEO of Evernorth, Cigna’s health services organization that partners with health plans, employers and government organizations, Mr. Wentworth brought together health service capabilities including care provision, pharmacy solutions and benefits management. Prior to Cigna, Mr. Wentworth was CEO of Express Scripts, the largest pharmacy benefit manager in the United States, following the company's merger with Medco Health Solutions, Inc. in April 2012. He grew it into a Fortune 22 company with more than $100 billion in revenue and 26,000 employees, also ranking number 66 on Forbes Magazine’s list of the World’s Most Innovative Companies.