Portrait of Jeffrey W. Ralph
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Jeffrey W. Ralph, MD

Neurology • Neuromuscular Medicine
ALS & Neurodegenerative Disease Parnassus
415-353-2122
Portrait of Jeffrey W. Ralph
Portrait of Jeffrey W. Ralph
ucsf logo

Jeffrey W. Ralph, MD

Neurology • Neuromuscular Medicine
ALS & Neurodegenerative Disease Parnassus
415-353-2122

On this page

About me

Dr. Jeffrey W. Ralph is a neurologist who specializes in diseases of the nerve, muscle and neuromuscular transmission, the nerve activity that leads to muscle movement. He is an expert in the category of nerve damage called peripheral neuropathy, with a particular interest in neuropathies that result from immune system activity. In 2004, he became director of the Neuropathy Center at UCSF Medical Center, founded in part with funding from the Neuropathy Association. In addition to treating patients in the clinic, he performs electromyograms – diagnostic tests that record muscles' electrical activity – including such specialized tests as single-fiber electromyograms and multiple-channel recordings for analyzing abnormal muscle tone.

Ralph completed a neurology residency as well as fellowships in neuromuscular medicine and clinical neurophysiology at UCSF. His research has addressed treatments for neuropathy caused by HIV and AIDS.

Education & training

Board certification

  • Neuromuscular Medicine, American Board of Psychiatry and Neurology
  • Neurology, American Board of Psychiatry and Neurology

Fellowship

  • Clinical Neurophysiology, UCSF Medical Center - OMAG

Residency

  • Neurology, UCSF Medical Center - OMAG
  • Internal Medicine, UCSF Medical Center - OMAG

Degree

  • MD, University of North Carolina at Chapel Hill School of Medicine

My expertise

Locations

    Reviews

    Average rating

    4.8
    4.8 out of 5 Stars
    404 ratings
    About provider reviews

    Showing 1-6 of 105 reviews

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    • 5 out of 5 Stars
      February 26, 2026

      Dr Ralph continues to impress me with his knowledge, consideration and communication.

    • 5 out of 5 Stars
      February 21, 2026

      Dr. Ralph is always so attentive and knowledgeable. He embodies the characteristics of an ideal physician.

    • 5 out of 5 Stars
      February 20, 2026

      I felt heard. Dr. Ralph was caring and allowed me to feel valued and an active participant in my appointment.

    • 4.6 out of 5 Stars
      February 16, 2026

      Feel I have a good Dr

    • 5 out of 5 Stars
      February 4, 2026

      The dr was wonderful

    • 4.9 out of 5 Stars
      January 18, 2026

      I thought the doctor provided excellent and honest feedback. It was what we were waiting to hear, and we were prepared for it.

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