Group Health Cooperative researchers say plans that provide full coverage of smoking cessation programs do so wisely. At $328 per person, they wrote in a Sept. 3 New England Journal of Medicine study, such programs are cheaper than hypertension and heart disease — which carry average annual costs of $5,921 and $6,941 respectively.... Highmark has settled a Medicare fraud investigation for $38 million. The insurer pinned most of its problems on faulty information systems.