Dr Leslie-Mazwi is a specialist in Neuroendovascular and Neurocritical care at Massachusetts General Hospital, Boston.



Centers & Specialties

Vascular Center

Clinical Interests
  • Stroke
  • Arteriovenous malformations
  • Carotid disease
  • Aneurysms
  • Intracranial atherosclerosis
Medical Education
  • MD, University of Zimbabwe School of Medicine
  • Residency, Mayo Clinic Hospital
  • Fellowship, Massachusetts General Hospital
Board Certifications
  • Neurology
  • Boston: Massachusetts General Hospital
Existing Patients
Patient Gateway
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
  • Health Care Value Management (HCVM)
  • Humana/Choice Care PPO
  • MassHealth
  • Medicare
  • Medicare - ACD
  • Neighborhood Health Plan - ACD
  • Neighborhood Health Plan - PBO
  • OSW - Connecticut
  • OSW - Maine
  • OSW - New Hampshire
  • OSW - Rhode Island
  • OSW - Vermont
  • Private Health Care Systems (PHCS)
  • Railroad Medicare
  • Railroad Medicare - ACD
  • Senior Whole Health
  • TriCare
  • Tufts Health Plan
  • Unicare
  • United Healthcare (non-HMO) - ACD
  • United Healthcare (non-HMO) - PBO
  • Well Sense Pediatrics

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
Provider Gender


Dr. Leslie-Mazwi specializes in both Neuroendovascular and Neurocritical care. He practices in the departments of Neurosurgery and Neurology as part of the Massachusetts General Hospital's comprehensive and coordinated approach to patient care, with a focus on cerebrovascular disease. His particular interests are stroke, atherosclerotic disease, arteriovenous malformations and intracranial aneurysms. He also manages the Neurocritical Care service for several months in the year, treating critically ill patients suffering from diseases of the brain and spine, and brings this clinical perspective to the endovascular care of his patients.

After graduating with honors from the University of Zimbabwe Dr. Leslie-Mazwi completed a Neurology residency at the Mayo Clinic. He completed a Neurocritical Care fellowship followed by a second fellowship in Interventional Neuroradiology/Endovascular Neurosurgery at Massachusetts General Hospital, before joining as a staff member. He holds leadership roles in various institutional committees. He has published on a broad range of topics, but his research is centered predominantly on acute endovascular stroke therapies and patient triage. He has lead local participation in several key national and international trials.

Dr. Leslie-Mazwi serves on national committees for the American Heart Association and the Society of NeuroInterventional Surgery, and has been focused on guideline creation for care delivery.

Research & Publications


View my most recent publications at PubMed

News & Events


Neuroendovascular Department
55 Fruit Street
Wang 745
Boston, MA 02114-2696
Phone: 617-724-2951
Fax: 617-724-0887