Partners’ deal stirs debate on controlling costs Hospital merger bid underscores a policy dilemma: Will it take more or fewer players to control health care costs?

Partners’ deal stirs debate on controlling costs Hospital merger bid underscores a policy dilemma: Will it take more or fewer players to control health care costs?

Chief executive Gary Gottlieb is leading Partners HealthCare through a period of expansion, change, and uncertainty in the health care industry.