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Clay Johnston, M.D.


Dr. Claiborne Johnston is a neurologist who treats patients with cerebral aneurysms, vascular malformations and stroke. Most of the care he provides occurs in the hospital, including the Neurological Intensive Care Unit, but he also provides follow-up care for patients with complex neurovascular disorders in the Neurovascular Disease and Stroke Center.

Johnston earned a medical degree at Harvard Medical School and completed a residency in neurology as well as a fellowship in neurovascular service at UCSF. He earned a doctorate in epidemiology at the University of California at Berkeley. At UCSF, Johnston is associate vice chancellor of research, director of the Clinical and Translational Science Institute, director of the hospital Stroke Service and a professor of neurology and epidemiology.


Neurovascular Disease and Stroke Center
400 Parnassus Ave., Eighth Floor
San Francisco, CA 94143
Phone: (415) 353-8897
Fax: (415) 353-8705

Hours: Monday to Friday
8:30 a.m. – 5 p.m.

Conditions & Treatments

More about Clay Johnston


Harvard Medical School 1992


UCSF, Neurology 1996


UCSF, Neurovascular 1998