MAY 18, 2011

Humana Names Charles Cox, M.D. as Regional Vice President and Market Medical Officer

humana logoPHOENIX — May 16, 2011 — Humana Inc. (NYSE: HUM) has named Charles Cox, M.D., M.P.H., M.M.M., as the health care company’s vice president and market medical officer for its commercial operations in Arizona, Colorado, Nevada and Utah.

In this Phoenix-based role, Dr. Cox is responsible for leading the company’s clinical initiatives in the states above, including wellness, all care management, clinical program strategic initiatives, medical utilization trend management and benefit coverage issues.

Dr. Cox brings 17 years in physician executive leadership positions to the role, including significant experience in medical management consulting, integrated health delivery systems, and in the commercial, senior and public sector environments. He most recently served at CarePlus Health Plan, Inc. in Miami as vice president and chief medical officer – senior products.

Dr. Cox has degrees from the University of Arizona, the University of Pittsburgh, and Carnegie Mellon University.  His clinical credentials include family medicine at the Medical College of Virginia and occupational and preventive medicine at the University of Pittsburgh Medical Center.

About Humana
Humana Inc., headquartered in Louisville, Kentucky, is a leading health care company that offers a wide range of insurance products and health and wellness services that incorporate an integrated approach to lifelong well-being.  By leveraging the strengths of its core businesses, Humana believes it can better explore opportunities for existing and emerging adjacencies in health care that can further enhance wellness opportunities for the millions of customers and consumers across the nation with whom the company has relationships.

More information regarding Humana is available to investors via the Investor Relations page of the company’s website at, including copies of:

Annual reports to stockholders
Securities and Exchange Commission filings
 Most recent investor conference presentations
Quarterly earnings news releases
 Replays of most recent earnings release conference calls
 Calendar of events (including upcoming earnings conference call dates and times, as well as planned interaction with research analysts and institutional investors)
 Corporate Governance information