JD
Accepting patients
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Duncan, Neurosurgeon in Santa Clara, CA?
Dr. John Duncan, MD is a Neurosurgeon, who primarily practices in Santa Clara, CA with 1 additional practice location. He is board certified. Dr. Duncan graduated from University of Medicineicine And Dentistry of New Jersey / Robert Wood Johnson Medicine. Dr. Duncan is fluent in English, and is currently seeing new patients. Dr. Duncan’s practice accepts Kaiser Permanente and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Duncan’s office at (408) 851-1000.
Where did Dr. Duncan go to medical school and complete their residency?
Medical School: University of Medicine And Dentistry of New Jersey / Robert Wood Johns | University of Medicineicine And Dentistry of New Jersey / Robert Wood Johnson Medicine
Is Dr. Duncan board certified as a Neurosurgeon?
Yes, Dr. John Duncan, MD is board certified by the American Board of Neurological Surgery
What languages does Dr. Duncan speak?
Dr. Duncan and their clinical team can communicate with patients in the following languages:
English
What conditions does a Neurosurgeon like Dr. Duncan typically treat?
As a Neurosurgeon, Dr. Duncan diagnoses, treats, and manages a wide range of conditions. This condition information is derived from anonymized insurance claims and highlights the medical conditions most commonly treated by Dr. Duncan. It provides insight into the doctor’s areas of experience and expertise based on real-world patient encounters from the past two years, updated quarterly. Learn more about our claims-based healthcare methodology.
Also known as:
- Epilepsy
- Seizure disorder
- Convulsive disorder
- Falling sickness
ICD-10 Codes:
- G40919: Epilepsy, unspecified, intractable, without status epilepticus
Also known as:
- Pressure on the Brain
- Brain Disease
- Brain Compression
- Intracranial Pressure
- Brain Swelling
ICD-10 Codes:
- G935: Compression of brain
Also known as:
- Spinal Cord Malformation
- Spinal Cord Disease
- Congenital Spinal Cord Defect
- Spinal Cord Birth Defect
ICD-10 Codes:
- Q068: Other specified congenital malformations of spinal cord
Also known as:
- Brain Tumor
- Brain Cancer
- Cerebral Tumor
- Intracranial Tumor
- Malignant Brain Tumor
ICD-10 Codes:
- C719: Malignant neoplasm of brain, unspecified
Also known as:
- Other Post-Surgery Condition
- Postoperative State
- Recovery After Surgery
- Surgical Follow-up
ICD-10 Codes:
- Z98890: Other specified postprocedural states
Does Dr. Duncan accept my insurance?
Dr. Duncan accepts most major insurance plans. Important: Please call our office at (408) 851-1000 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Duncan accept in Santa Clara, CA?
Dr. Duncan in Santa Clara, CA accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
All Other Third Party
Kaiser Permanente
Unknown
View All Insurances
Where is Dr. Duncan's office located?
Dr. John Duncan's Primary Practice
710 Lawrence Expy
Santa Clara, CA 95051
(408) 851-1000
What is Dr. Duncan's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Duncan's National Provider Identifier (NPI) number is 1932186632.
What common questions do patients ask about Dr. Duncan?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Duncan
What is Dr. John Duncan's specialty?
Dr. Duncan is a Neurosurgeon near Santa Clara, CA.
What does a Neurosurgeon do?
A neurological surgeon is responsible to provide the operative and non-operative management which includes prevention, diagnosis, evaluation, treatment, critical care, & rehabilitation of various disorders related to the central, peripheral, and autonomic nervous systems. This includes their supporting structures and vascular supply, the complete evaluation and treatment of pathological process which is known to modify function or activity of the nervous system, the operative & non-operative management of pain. A neurological surgeon has specialization in treating patients with disorders of the nervous system which includes conditions affecting the brain, meninges, skull, and their blood supply, such as the extracranial carotid and vertebral arteries. They also manage disorders related to the pituitary gland, spinal cord, meninges, and vertebral column, including those that may require spinal fusion or instrumentation. In addition to this, they treat conditions affecting the cranial and spinal nerves throughout their course in the body.
Is this Dr. John Duncan affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Duncan is affiliated with Kaiser Permanente Santa Clara Medical Center which is a Castle Connolly Top Hospital. Castle Connolly Top Hospitals are healthcare institutions recognized for their excellence in specific medical procedures and overall patient care. They are identified through a rigorous peer nomination process, evaluating factors like patient outcomes, quality of care, and expertise. The list recognizes hospitals that excel in 20 or more specific medical procedures, representing the top 25% nationwide. Castle Connolly Top Hospitals
When to see a Neurosurgeon?: Guides for symptoms, conditions, and treatments
Understand your symptoms and know when it’s time to see a Neurosurgeon. Explore insights from trusted medical experts on EverydayHealth.com, where you'll find the most relevant content and helpful condition guides for up-to date information about symptoms, causes, diagnosis, treatment and more. See all our health guides to find trusted information on medical conditions from our experts at Everyday Health.
Is John Duncan accepting new patients in Santa Clara, CA?
Yes, Dr. John Duncan is accepting new patients at this time.
Does Dr. John Duncan offer online booking?
Please contact Dr. Duncan's office at (408) 851-1000 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with John Duncan?
Please contact Dr. Duncan's office at (408) 851-1000 for information regarding telehealth appointment availability or for scheduling assistance.
Which board certifications does Dr. John Duncan have?
Dr. John Duncan is certified by the American Board of Neurological Surgery.
Other Neurosurgeon Near Santa Clara, CA

Neurosurgeon
Dr. Scott Peak, MD is a Neurosurgeon, who primarily practices in Redwood City, CA with 2 additional practice locations. He has been practicing for over 19 years.
Redwood City, CA

Neurosurgeon
Dr. Emeka Nchekwube, MD is a Neurosurgeon, who primarily practices in Santa Clara, CA. He is board certified.
Santa Clara, CA

Neurosurgeon
Dr. Edward Rustamzadeh, MD is a Neurosurgeon, who primarily practices in San Jose, CA with 2 additional practice locations.
San Jose, CA