Photo of David A. Chad, MD

Chad, David A., MD


Accepting New Patients




Clinical Interests
  • Neuromuscular disorders
  • Neuropathy
  • Motor neuron disease
Medical Education
  • MD, McGill University
  • Residency, Montreal General Hospital|Residency, UC San Francisco
  • Fellowship, Tufts Medical Center
Board Certifications
  • Internal Medicine
  • Neurology
  • Neuromuscular Medicine
  • Boston: Massachusetts General Hospital
Patient Gateway
Yes, learn more
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
  • 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
  • MassHealth
  • Medicare
  • Medicare - ACD
  • Neighborhood Health Plan - ACD
  • Neighborhood Health Plan - PBO
  • OSW - Maine
  • OSW - New Hampshire
  • OSW - Rhode Island
  • OSW - Vermont
  • Private Health Care Systems (PHCS)
  • Railroad Medicare
  • Senior Whole Health
  • TriCare
  • Tufts Health Plan
  • Unicare
  • United Healthcare (non-HMO) - ACD
  • United Healthcare (non-HMO) - PBO

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

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Dr. David A. Chad graduated from McGill University medical school in 1974.  He completed internal medicine residency at the Montreal General Hospital (1976), Neurology residency at University of California at San Francisco (1979), and Fellowship in Neuromuscular diseases at Tufts University Medical Center (1982).   From 1982 to 2008, Dr. Chad was a member of the Neurology Faculty at the University of Massachusetts Medical School (Worcester) and in August 2008, he joined the Neuromuscular unit at Massachusetts General Hospital. 

Dr. Chad is Associate Professor of Neurology at Harvard Medical School.  He is a Neuromuscular clinician, electromyographer, and educator whose work is focused on the evaluation and diagnosis, care, and treatment of patients with neuromuscular disorders including ALS, peripheral neuropathy, myasthenia gravis, myopathies and muscular dystrophies. 

Dr. Chad is Board certified in Internal Medicine (US and Canada), Neurology (American Board of Neurology and Psychiatry), Electrodiagnostic Medicine (American Board of Electrodidagnostic Medicine), and Clinical Neurophysiology (added qualifications).   He is on the Medical advisory Board of the Massachusetts chapter of the ALS Association (ALSA) and the Massachusetts/New Hampshire chapter of the Myasthenia Gravis association.  He is member of the American Neurological Association and he is a Fellow of the American Academy of Neurology.

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Research & Publications


View my most recent publications at PubMed

  1. Chad DA. Lumbar spinal stenosis. Neurol Clin. 2007 May; 25(2):407-18.

  2. Chad DA, Hedley-Whyte ET. Case records of the Massachusetts General Hospital. Weekly clinicopathological exercises. Case 1-2004. A 49-year-old woman with asymmetric painful neuropathy. N Engl J Med. 2004 Jan 8; 350(2):166-76.
  3. Chad DA. Electrodiagnostic approach to the patient with suspected motor neuron disease. Neurol Clin. 2002 May; 20(2):527-55, viii.
  4. Selvaraj N, Chad DA, Smith TW, Weinberg DH, Weaver JP. Myasthenic crisis after resection of an isolated metastatic thymoma of the cervical spine. J Clin Neuromuscul Dis. 1999 Sep; 1(1):11-3.
  5. Bella I, Chad DA. Neuromuscular disorders and acute respiratory failure. Neurol Clin. 1998 May; 16(2):391-417.
  6. Chad DA, Miller RG. Improving education for physicians and for patients. Neurology. 1996 Oct; 47(4 Suppl 2):S121-2.

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Neuromuscular Diagnostic Center
165 Cambridge Street
Suite 820
Boston, MA 02114
Phone: 617-726-3642
Fax: 617-726-2019

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