Newton, Mass., is about a 20-minute drive from Boston. Its local hospital, Newton-Wellesley, is a teaching medical center licensed for 265 beds. In the last year, under the leadership of Dr. Michael Jaff, the medical center has started to come out of the shadows of its collaborators, Partners HealthCare and other local institutions, to make its own mark. Jaff recently spoke with Modern Healthcare safety and quality reporter Maria Castellucci. The following is an edited transcript.