Summary

Dr. John Cassidy is a neurologist who earned his medical degree from St. Louis University School of Medicine and completed his residency at UCLA Medical Center. With 55 years of experience in neurology, he brings extensive knowledge to the diagnosis and treatment of conditions affecting the brain, spinal cord, and nervous system. Dr. Cassidy is fluent in both English and Spanish, allowing him to serve a diverse patient population.

Dr. Cassidy practices at multiple locations throughout Northern California, including Healdsburg and San Rafael. He provides care at Kaiser Foundation Hospital in San Rafael and several facilities in Healdsburg, as well as Kaiser Permanente Santa Clara Medical Center. His long-standing career in neurology has equipped him with deep expertise in managing complex neurological conditions and providing comprehensive care to patients experiencing nervous system disorders.

Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 55 years of experience
  • speaks English, Spanish
  • Ucla Medical Center
  • 1 specialty
  • 7 areas of expertise
  • 5 office locations
  • Male

Office Locations

Dr. John Fennon Cassidy has 5 locations

Healdsburg Specialty Medical Services

1312 Prentice DrHealdsburg, CA 95448
Mon8:00 am - 5:00 pm
Tue8:00 am - 5:00 pm
Wed8:00 am - 5:00 pm
Thu8:00 am - 5:00 pm
Fri8:00 am - 5:00 pm
SatClosed
SunClosed

Kaiser Foundation Hospital

99 Montecillo RdSan Rafael, CA 94903

Healdsburg District Hospital Speciality

1310 Prentice Dr Ste DHealdsburg, CA 95448

Kaiser Permanente Santa Clara Medical Center

700 Lawrence ExpySanta Clara, CA 95051

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Dr. John Fennon Cassidy, MDJeannine Thomas, MSPA, PA-CAli Elahi, MDDr. Sara Zarei, MD, PhD
NeurologyNeurologyNeurologyNeurology
Accepts New Patients Accepts New Patients Accepts New Patients Accepts New Patients
3.3 
55 Years of Experience 21 Years of Experience 26 Years of Experience 8 Years of Experience
No Virtual Visit Option Virtual Visit Available Virtual Visit Available Virtual Visit Available
Speaks English, Spanish Speaks English, Spanish Speaks English, German, Persian, Spanish Speaks English, Spanish, Farsi
Healdsburg , CASan Antonio , TXCORONA DEL MAR , CAOrange , CA
Med School: St Louis University School Of Medicine Med School: University of Texas Health Science Center at San Antonio Med School: University Of Pittsburgh School Of Medicine Med School: San Juan Bautista School Of Medicine
Current Profile
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Insurance Plans Accepted by Dr. John Fennon Cassidy

  • Accepts Medicare
  • Accepts Medicaid

Medical Specialties

Dr. John Fennon Cassidy has the following specialty

Specialty Expertise

Dr. John Fennon Cassidy has the following 7 areas of expertise

  • Electromyography
  • Epilepsy
  • Headache
  • Migraine Disorder
  • Multiple Sclerosis (MS)
  • Nerve Conduction Studies
  • Stroke

Certifications, License, & Education

55 Years Experience

Education & Training

Residency

Completed their residency at Ucla Medical Center.

Medical School

Graduated from St Louis University School Of Medicine in 1971.

NPI Number

Dr. Cassidy's NPI number is 1053495036.

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Frequently Asked Questions

Does Dr. John Cassidy accept my insurance?
You can see the insurance plans that Dr. John Cassidy accepts on their Vitals profile.
Is Dr. John Cassidy accepting new patients?
Dr. John Cassidy is accepting new patients on Vitals. View Dr. John Cassidy's profile on Vitals to make an appointment.
What languages does Dr. John Cassidy speak?
Dr. John Cassidy speaks English and Spanish.
How can I make an appointment with Dr. John Cassidy?
You can find contact information for Dr. John Cassidy here on Vitals.
Does Dr. John Cassidy accept virtual/telehealth appointments?
Dr. John Cassidy has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.

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