Physician Photo

John Alan Branda, MD

  • Phone: 617-726-3611
Department of Pathology
Clinical Interests
Clinical Microbiology
Boston: Massachusetts General Hospital
Medical Education
MD, Harvard Medical School
Residency, Massachusetts General Hospital
Fellowship, Massachusetts General Hospital
Board Certifications
Clinical Pathology, American Board of Pathology
Patient Age Group
Accepting New Patients


Assistant Pathologist
Associate Director, Microbiology Laboratory
Massachusetts General Hospital

Assistant Professor of Pathology
Harvard Medical School


Dr. Branda received his MD degree from Harvard Medical School in 2000.  He then completed residency training in anatomic and clinical pathology at Massachusetts General Hospital, followed by a fellowship in clinical microbiology.  He joined the MGH Pathology faculty in 2004, and is currently Associate Director of the MGH Clinical Microbiology Laboratories.  His research interests include improving patient care through the development of new diagnostic testing strategies, and optimizing utilization of laboratory testing and antimicrobial agents.  He has a special interest in diagnostic testing for tick-borne illnesses, such as borreliosis, babesiosis, anaplasmosis and tularemia.


Research interests include:

  • Development of new testing strategies, and improvement of existing diagnostic approaches, in Clinical Microbiology
  • Special interest in the diagnosis of tick-borne infectious diseases, particularly Lyme borreliosis

Pathology Associates
55 Fruit Street
Boston, MA 02114-2696

Phone: 617-726-3611
Fax: 617-726-5957