Summary

Dr. John Cassidy is a neurologist with 55 years of experience treating conditions affecting the brain, spinal cord, and nervous system. He earned his medical degree from St. Louis University School of Medicine and completed his residency training at UCLA Medical Center. Dr. Cassidy is fluent in both Spanish and English.

Dr. Cassidy practices at multiple locations throughout Northern California, including Healdsburg and Santa Clara. He sees patients at Healdsburg District Hospital and Kaiser Permanente medical centers. His extensive experience in neurology allows him to diagnose and treat a wide range of neurological conditions affecting patients of all ages.

Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 55 years of experience
  • speaks Spanish, English
  • Ucla Medical Center
  • 1 specialty
  • 7 areas of expertise
  • 1 board certification
  • 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-CDr. Mariana Schmajuk, MDDr. Ali Elahi, MD
NeurologyNeurologyNeurologyNeurology
Accepts New Patients Accepts New Patients Accepts New Patients Accepts New Patients
3.3 
55 Years of Experience 21 Years of Experience 14 Years of Experience 26 Years of Experience
No Virtual Visit Option Virtual Visit Available Virtual Visit Available Virtual Visit Available
Speaks Spanish, English Speaks English, Spanish Speaks English, Spanish Speaks English, German, Persian, Spanish
Healdsburg , CASan Antonio , TXLos Altos , CACORONA DEL MAR , CA
Med School: St Louis University School Of Medicine Med School: University of Texas Health Science Center at San Antonio Med School: Columbia University Presbyterian Hospital - New York, NY Med School: University Of Pittsburgh 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

Ucla Medical Center

Medical School

St Louis University School Of MedicineGraduated in 1971

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Frequently Asked Questions

What languages does Dr. John Cassidy speak?
Dr. John Cassidy speaks Spanish and English.
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.
Where is Dr. John Cassidy's office located?
Dr. John Cassidy's office is located at 1312 Prentice Dr, Healdsburg, CA, 95448.
Does Dr. John Cassidy accept my insurance?
You can see the insurance plans that Dr. John Cassidy accepts on their Vitals profile.

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