Summary

John A. Duncan III MD is a Neurosurgeon located in Providence, Rhode Island specializing in spine, neck, and back surgery and treatment

Quick Facts

  • accepting new patients
  • 4
  • 40 years of experience
  • speaks Spanish, English
  • Rutgers Robert Wood Johnson Medical School
  • 1 specialty
  • 13 areas of expertise
  • 1 board certification
  • 2 hospital affiliations
  • 3 office locations
  • Male

Patients’ Perspective

  • Gave an accurate diagnosis
  • Had a good bedside manner
  • Spent time with me

Office Locations

Dr. John Allison Duncan has 3 locations

Santa Clara Homestead Medical Center

710 Lawrence ExpySanta Clara, CA 95051
Mon12:00 am - 12:00 pm
Tue12:00 am - 12:00 pm
Wed12:00 am - 12:00 pm
Thu12:00 am - 12:00 pm
Fri12:00 am - 12:00 pm
Sat12:00 am - 12:00 pm
Sun12:00 am - 12:00 pm

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Dr. John Allison Duncan, MD
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Dr. John Allison Duncan, MDDr. Odette HarrisDr. Melanie Hayden Gephart, MDDr. Jongsoo Park
Neurological SurgeryNeurological SurgeryNeurological SurgeryNeurological Surgery
Accepts New Patients Accepts New Patients Accepts New Patients Accepts New Patients
40 Years of Experience 30 Years of Experience 19 Years of Experience 33 Years of Experience
No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option
Speaks Spanish, English Speaks English
Santa Clara , CAPalo Alto , CAPalo Alto , CAPalo Alto , CA
Med School: Rutgers Robert Wood Johnson Medical School Med School: STANFORD UNIVERSITY SCHOOL OF MEDICINE Med School: University Of California San Diego School Of Medicine Med School: University Of Rochester School Of Medicine & Dentistry
Current Profile
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Insurance Plans Accepted by Dr. John Allison Duncan

  • Accepts Medicare
  • Accepts Medicaid

Medical Specialties

Dr. John Allison Duncan has the following specialty

Specialty Expertise

Dr. John Allison Duncan has the following 13 areas of expertise

  • Aneurysm
  • Brain Surgery
  • Brain Tumor
  • Cancer
  • Cerebrovascular Disorders
  • Craniotomy
  • Epilepsy
  • Glioblastoma
  • Laminectomy
  • Muscle Spasticity
  • Neurosurgery
  • Neurosurgical Procedures
  • Stroke

Certifications, License, & Education

40 Years Experience

Dr. John Allison Duncan holds an expired medical license in the state of California.

Medical License

Medical Doctor with an expired medical license in the state of California that expired in 2026.

Education & Training

Medical School

Graduated from Rutgers Robert Wood Johnson Medical School in 1986.

NPI Number

Dr. Duncan's NPI number is 1932186632.

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Frequently Asked Questions

Does Dr. John Duncan accept my insurance?
You can see the insurance plans that Dr. John Duncan accepts on their Vitals profile.
What languages does Dr. John Duncan speak?
Dr. John Duncan speaks Spanish and English.
Is Dr. John Duncan accepting new patients?
Dr. John Duncan is accepting new patients on Vitals. View Dr. John Duncan's profile on Vitals to make an appointment.
How can I make an appointment with Dr. John Duncan?
You can find contact information for Dr. John Duncan here on Vitals.
Where is Dr. John Duncan's office located?
Dr. John Duncan's office is located at 710 Lawrence Expy, Santa Clara, CA, 95051.

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