About Timothy Ferris, MD

A primary care physician at Mass General since 1996, Tim leads the Massachusetts General Physicians Organization and is a professor of medicine at Harvard Medical School. His clinical interests include caring for medically complex patients and home visits to the elderly. His research and management interests include design and implementation of care delivery system improvements for vulnerable populations at Mass General and across Mass General Brigham.

His work has led to roles at the national and international level, including chairing the steering committee of the National Quality Forum, multiple committees at the National Academy of Medicine, membership on the Secretary of Health and Human Services independent advisory council on physician payment policy, and a non-executive director on the board of England’s National Health Service (NHS Improvement).

He attended Harvard Medical School and the Harvard School of Public Health and completed his residency training in internal medicine and pediatrics at Mass General.

Departments, Centers, & Programs:

Clinical Interests:



Internal Medicine Associates Team 1
15 Parkman Street
Boston, MA 02114-3117
Phone: 617-726-3456
Fax: 617-724-9666

Medical Education

  • MD, Harvard Medical School
  • Residency, Massachusetts General Hospital
  • Fellowship, Massachusetts General Hospital

American Board Certifications

  • Internal Medicine, American Board of Internal Medicine

Accepted Insurance Plans

Note: This provider may accept more insurance plans than shown; please call the practice to find out if your plan is accepted.


My work focuses on health care quality measurement, risk adjustment, health disparities, and health information technology.