Neurology

Charlotte Sumner, M.D.

Professor of Neurology, Neuroscience, and Genetic Medicine

Charlotte Jane Sumner, M.D., is a professor of Neurology, Neuroscience, and Genetic Medicine at Johns Hopkins University School of Medicine in Baltimore, Maryland, specializing in genetically mediated neuromuscular diseases. She primarily treats patients with inherited disorders of peripheral nerves and motor neurons, including spinal muscular atrophy (SMA), Charcot-Marie-Tooth (CMT) disease, and conditions caused by mutations in the transient receptor potential vanilloid 4 (TRPV4) gene, such as

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Credentials

Education & Training

Medical School: University of Pennsylvania School of Medicine (MD)
Residency: University of California San Francisco (Neurology)
Internship: University of California San Francisco (Internal Medicine)
Fellowship: National Institute of Neurological Disorders and Stroke (Neurogenetics)
Undergraduate: Princeton University (BA, Ecology and Evolutionary Biology)

Years in Practice

30+ years

Peer Recognition

ABPN — Board Certified in Neurology
2026
Healthgrades — Healthgrades Honor Roll

Clinical Focus

Subspecialties

Neuromuscular Medicine

Conditions & Treatments

Neurological Disorders

Insurance(s) Accepted

Please verify your coverage with the provider — plan participation can change.

Practice Details

Hospital Affiliations

Johns Hopkins Bayview Medical Center
Johns Hopkins University School of Medicine
Johns Hopkins Hospital

Languages

English

Conditions Dr. Sumner treats

Neurological Disorders

Insurance accepted

Frequently asked

Does Dr. Sumner accept Aetna insurance?

Charlotte Sumner's public profile lists Aetna, Blue Cross Blue Shield, and CareFirst plus 7 more health plans as accepted plans. Plan participation can change — confirm directly with the practice before your visit.

Where does Dr. Sumner practice?

Charlotte Sumner practices in Baltimore, MD with hospital affiliations including Johns Hopkins Bayview Medical Center, Johns Hopkins University School of Medicine, and Johns Hopkins Hospital.

What does Dr. Sumner specialize in?

Charlotte Sumner is a board-certified neurology specialist with focus areas in Neuromuscular Medicine.

How long has Dr. Sumner been practicing?

Charlotte Sumner has 30+ years of clinical experience in neurology.

What is Dr. Sumner's medical training?

Public profile training history includes: Medical School: University of Pennsylvania School of Medicine (MD); Residency: University of California San Francisco (Neurology); Internship: University of California San Francisco (Internal Medicine).