Photo of William (Bill) T. Lester, MD

William (Bill) T. Lester, MD


Not Accepting New Patients



Primary Care


Clinical Interests
  • Primary Prevention
  • Diet and exercise
  • Medical informatics
  • Patient empowerment
  • Practice innovation
  • Adult primary care medicine
  • General internal medicine
Medical Education
  • MD, University of Texas Medical School
  • Residency, Massachusetts General Hospital
  • Fellowship, Massachusetts General Hospital
Board Certifications
  • Internal Medicine
  • Boston: Massachusetts General Hospital
Insurances Accepted
  • Aetna Health Inc.
  • Beech Street
  • Blue Cross Blue Shield - Blue Care 65
  • Blue Cross Blue Shield - Indemnity
  • Blue Cross Blue Shield - Managed Care
  • Blue Cross Blue Shield - Partners Plus
  • BMC HealthNet Mass Health MCO/ACO
  • Cigna (PAL #'s)
  • Commonwealth Care Alliance
  • Fallon Community HealthCare
  • Great-West Healthcare (formally One Health Plan)
  • Harvard Pilgrim Health Plan - ACD
  • Harvard Pilgrim Health Plan - PBO
  • Harvard Pilgrim Health Plan - SSN
  • Health Care Value Management (HCVM)
  • Humana/Choice Care PPO
  • MassHealth
  • Medicare
  • Medicare - ACD
  • Neighborhood Health Plan - ACD
  • Neighborhood Health Plan - PBO
  • OSW - Maine
  • OSW - New Hampshire
  • OSW - Rhode Island
  • Private Health Care Systems (PHCS)
  • Railroad Medicare
  • Railroad Medicare - ACD
  • TriCare
  • Tufts Health Plan
  • Unicare
  • United Healthcare (non-HMO) - ACD
  • United Healthcare (non-HMO) - PBO
  • United Healthplan (non-HMO) - other

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

Patient Age Group


Dr. Lester received his MD degree from The University of Texas Medical School at Houston after earning his master?s degree in Electrical and Biomedical Engineering at The University of Texas at Austin and his bachelors in electrical engineering from The Ohio State University.

Dr. Lester trained in internal medicine at Massachusetts General Hospital (MGH) and completed a fellowship in medical informatics in the combined Harvard University/MIT HST Program. As a member of the Harvard Medical School Faculty, he currently teaches, performs research, and sees patients in both primary and urgent care.

Dr. Lester also serves as Assistant Director of MGH's biomedical informatics fellowship training program where his work has focused on building the tools to provide patients with the safest and highest quality care.

Research & Publications


View my most recent publications at PubMed


Internal Medicine Associates Team 1
15 Parkman Street
Boston, MA 02114-3117
Phone: 617-726-2375
Fax: 617-724-2814

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