Photo of Joshua P. Metlay, MD, PhD

Joshua P. Metlay, MD, PhD

  • Chief, Division of General Internal Medicine


Not Accepting New Patients



Primary Care


Clinical Interests
  • Immunization
  • Community-acquired pneumonia
  • Acute Bronchitis
  • Antibiotic prescribing
  • Antibiotic Resistant Infections
  • Clinical Decision Support
  • Quality Improvement
  • Patient reported measures of health outcomes
  • Primary Care
  • Hospital Medicine
Medical Education
  • Ph.D., Rockefeller University
  • MD, Weill Cornell College of Medicine
  • Residency, University of Pittsburgh Medical Center
  • 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
  • Centene/Celticare
  • Cigna (PAL #'s)
  • Fallon Community HealthCare
  • Great-West Healthcare (formally One Health Plan)
  • Harvard Pilgrim Health Plan - ACD
  • Harvard Pilgrim Health Plan - PBO
  • Health Care Value Management (HCVM)
  • Humana/Choice Care PPO
  • Medicaid
  • Medicare
  • Medicare - ACD
  • Neighborhood Health Plan - ACD
  • Neighborhood Health Plan - PBO
  • OSW - New Hampshire
  • OSW - Rhode Island
  • Private Health Care Systems (PHCS)
  • Senior Whole Health
  • TriCare
  • Tufts Health Plan
  • Unicare
  • United Healthcare (non-HMO) - ACD
  • United Healthcare (non-HMO) - PBO
Patient Age Group

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Dr. Joshua P. Metlay, MD, PhD, is Chief, Division of General Internal Medicine 

Dr. Metlay received his bachelor's degree from Yale University, his PhD in Immunology from Rockefeller University, and his MD from Cornell University Medical College.  He completed residency and chief residency in internal medicine at the University of Pittsburgh and a fellowship in general internal medicine and epidemiology at the Massachusetts General Hospital.  He also received a Master of Science in Health Policy and Management from the Harvard School of Public Health. 

Dr. Metlay's research spans two major areas, the epidemiology of drug resistance among common bacterial respiratory pathogens, particularly S. pneumoniae and the development and evaluation of interventions to improve the quality of treatment decisions for respiratory tract infections.  This research has led to numerous federal grants from NIAID, CDC, and AHRQ and roles on national advisory committees in the area of infectious diseases epidemiology.

Dr. Metlay is dedicated to education and mentorship.  He has been recognized with a number of honors including the Lindback Foundation Award for Distinguished Teaching in 2008 (Pen's highest teaching honor), the Mid-Career Research and Mentorship Award from the Society of General Internal Medicine in 2010, and the Arthur Asbury Outstanding Faculty Mentorship Award from the Perelman School of Medicine at the University of Pennsylvania in 2011. 

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Research & Publications

Research Summary
Dr. Metlays research program is in the fields of clinical epidemiology and health services research, specifically focused on generating and implementing evidence to optimize the management of patients with community-acquired pneumonia. He has led numerous multi-institutional clinical studies, including cluster randomized trials, and has specific expertise in developing methods for primary and secondary data collection, outcome measurement and analysis. His current work is  focused on development, implementation and evaluation of interventions to improve the quality of healthcare and reduce medical errors.

View my most recent publications at PubMed

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News & Events

  • Metlay appointed Peter L. Gross, MD, Chair in Medicine

    On Nov. 3, a reception at the Paul S. Russell, MD Museum of Medical History and Innovation celebrated the establishment of the Peter L. Gross, MD, Chair in Medicine and the appointment of Joshua P. Metlay, MD, PhD, chief of the Division of General Internal Medicine, as the inaugural incumbent.


Internal Medicine Associates Team 3
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