Reliant Medical Group

As CEO of one of the major Massachusetts nonprofit health insurers – and the only one headquartered in Worcester – Burke is in charge of the care for 276,893 members, representing nearly 10 percent of the total statewide market.

In April, Elsawy went from the CEO of the largest independent physicians' group in Central Massachusetts with 2,600 employees and 320,000 patients, to all of that plus the backing of a global organization with $85 billion in annual revenue.

In compiling our annual list of the most powerful people in the Central Massachusetts business community, there are countless CEOs, executive directors, presidents and founders to choose, from organizations with billions in revenue and offices across the globe.

Focusing on the cost of something as critical as health care may feel unseemly, but cost matters, especially in this age of high-deductible health plans and strained state budgets.

Versatile, a Marlborough IT company, has launched a health care arm as information technology belatedly a major presence in the health field.

An increasing amount of primary care is being provided by agencies set up specifically with low-income and marginalized people in mind: federally qualified community health centers.

Reliant Medical Group will open its first Holden pediatrics practice on Monday, moving those services from an office in Spencer.

A new $31-million ambulatory surgical center built in a partnership between UMass Memorial Health Care, Shields Health Care Group and Reliant Medical Group is set to open Monday.

Fallon Health lost $4.4 million in the first quarter of the year, while Tufts Health Plan lost nearly $27 million as both insurers began operating as part of accountable care organizations.

As one of its many moves, Worcester-based Reliant Medical Group will move new doctor's offices at a former Habitat for Humanity store on Gold Star Boulevard in Worcester.