Photo of Eric C. Klawiter, MD

Eric C. Klawiter, MD

  • Director, Multiple Sclerosis and Neuromyelitis Optica Unit


Accepting New Patients




Clinical Interests
  • Multiple sclerosis
  • Neuromyelitis optica
  • Transverse myelitis
  • Optic neuritis
Medical Education
  • MD, Sanford School of Medicine @ University of South Dakota
  • Residency, Barnes-Jewish Hospital
  • Fellowship, Washington University Barnes Jewish Hospital
Board Certifications
  • Neurology
  • Boston: Massachusetts General Hospital
Existing Patients
Patient Gateway
Insurances Accepted
  • Aetna Health Inc.
  • AllWays Health (NHP) - ACD
  • AllWays Health (NHP) - PBO
  • 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
  • OSW - Maine
  • OSW - New Hampshire
  • OSW - Vermont
  • Private Health Care Systems (PHCS)
  • 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


Eric Klawiter, MD, MSc is an Assistant Neurologist at Massachusetts General Hospital who specializes in multiple sclerosis (MS) and related diseases. He received his medical training at the Sanford School of Medicine at the University of South Dakota. Following medical school, he completed a medical internship and residency in Neurology at Barnes-Jewish Hospital and Washington University in St. Louis. Dr. Klawiter received fellowship training in neuroimmunology (multiple sclerosis) at Washington University where he was the recipient of a Clinical Research Training Fellowship from the American Academy of Neurology.

Dr. Klawiter's research interests include multiple sclerosis clinical research and developing new imaging techniques to better understand, diagnose and treat multiple sclerosis. He has written numerous publications and book chapters relating to multiple sclerosis and neuromyelitis optica. Additionally, he has participated in multiple clinical trials of multiple sclerosis therapeutic agents.

Research & Publications


View my most recent publications at PubMed

1. Klawiter EC, Cross AH. B cells: No longer the nondominant arm of multiple sclerosis. 2007;7:231-238.
2. Naismith RT, Tutlam NT, Xu J, Klawiter EC, Shepherd JB, Trinkaus K, Song S, Cross AH. Optical Coherence Tomography Differs in Neuromyelitis Optica Compared with Multiple Sclerosis. Neurology. 2009:72:1077-1082.
3. Klawiter EC, Alvarez E, Xu J, Paciorkowski A, Zhu L, Parks BJ, Cross AH, and Naismith RT. NMO-IgG Detected in CSF in Seronegative Neuromyelitis Optica. Neurology. 2009;72:1101-1103.
4. Naismith RT, Tutlam NT, Xu J, Shepherd JB, Klawiter EC, Song S, Cross AH. Optical Coherence Tomography is Less Sensitive than Visual Evoked Potentials in Optic Neuritis. Neurology. 2009;73:46-52.
5. Klawiter EC, Cross AH, Naismith RT. The Present Efficacy of Multiple Sclerosis Therapeutics: Is the New 66% Just the Old 33%? Neurology. 2009;73:984-990.
6. Klawiter EC, Piccio L, Lyons JA, Mikesell R, O'Connor KC, Cross AH. Elevated Intrathecal Myelin Oligodendrocyte Glycoprotein Antibodies in Multiple Sclerosis. Arch Neurol. 2010;67:1102-1108.
7. Klawiter EC, Benzinger TL, Roy A, Naismith RT, Parks BJ, Cross AH. Spinal Cord Ring Enhancement in Multiple Sclerosis. Arch Neurol. 2010;67:1395-1398.
8. Klawiter EC, Schmidt RE, Trinkaus K, Liang HF, Budde MD, Naismith RT, Song SK, Cross AH, Benzinger TL. Radial Diffusivity Predicts Demyelination in ex vivo Multiple Sclerosis Spinal Cords. Neuroimage. 2011;5:1454-1460.


Neurology Associates
15 Parkman Street
Boston, MA 02114-3117
Phone: 617-726-7565

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