MELVILLE, N.Y., March 7, 2013 /PRNewswire/ -- Henry Schein, Inc. (NASDAQ: HSIC), the world's largest provider of health care products and services to office-based dental, medical and animal health practitioners, announced today that it was again named to Ethisphere® Institute's 2013 World's Most Ethical Companies Ranking™ for exemplary ethical leadership, worldwide business standards and commitment to corporate social responsibility. Honored by Ethisphere in 2012 and 2013, Henry Schein continues to be recognized for being a health care industry leader in upholding the highest ethical standards and business practices. This year, Henry Schein was among 138 companies recognized by Ethisphere, a leading international think tank dedicated to the creation, advancement and sharing of best practices in business ethics, corporate social responsibility, anti-corruption and sustainability. This is the seventh year that Ethisphere Institute has published the World's Most Ethical Companies Ranking. "Since our founding eighty years ago, a deep commitment to the highest ethical standards has always been a central part of the character of Henry Schein, and this commitment forms the very foundation of our business model," said Stanley M. Bergman, Chairman of the Board and Chief Executive Officer of Henry Schein, Inc. "We are very proud to again be honored by Ethisphere Institute in recognition of our success in implementing exceptional worldwide business standards as well as our enduring dedication to enhancing access to health care for the underserved through our global corporate social responsibility program, Henry Schein Cares." Henry Schein Cares stands on four pillars: engaging Team Schein Members to reach their potential, ensuring accountability by extending ethical business practices to all levels within Henry Schein, promoting environmental sustainability, and expanding access to health care for underserved and at-risk communities around the world. The evaluation criteria for the World's Most Ethical Companies Ranking includes an in-depth assessment of Corporate Citizenship and Responsibility; Ethics and Compliance Program; Culture of Ethics; Corporate Governance; and Reputation, Leadership and Innovation. Based on the "Ethics Quotient" score derived from this evaluation, the top percentile performers in each industry are further evaluated through a stringent due diligence process.