In 1982 these 2 organizations merged to become America's largest single provider of managed health-care coverage
.... time, many BC plans merged with their local BS counterparts to become ... 
coverage for its employees,* and (2) Group Health Cooperative of... [DOC] [TLE] Humana Inc. - Company Profile, Information, Business Description ... [PAR] One of the largest publicly traded managed healthcare companies in the ... health 
maintenance organization (HMO) and preferred provider organization ... Two 
years into the venture, however, Humana discovered its plan was seriously 
flawed.