Dr. Pieter Arjen Keuskamp MD Neurosurgeon

Dr. Pieter Keuskamp is a neurosurgeon in Smithtown, New York and is affiliated with multiple hospitals in the area, including St. Catherine of Siena Medical Center and St. Charles Hospital. He received his medical degree from University of Amsterdam Faculty of Medicine and has been in practice for 43 years. He is one of 4 doctors at St. Catherine of Siena Medical Center and one of 7 at St. Charles Hospital who specialize in Neurological Surgery.

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Office Location

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Specialty & Clinical Interests

Neurosurgeon: General Neurosurgery

Education & Medical Training

Albert Einstein College of Medicine
Residency, Neurological Surgery, 1973–1979

Albert Einstein College of Medicine at Jacobi Medical Center
Residency, General Surgery, 1971–1972

University of Amsterdam Faculty of Medicine
Class of 1971

Certifications & Licensure

American Board of Neurological Surgery
Certified in Neurological Surgery

NY State Medical License
Active through 2015

Publications & Presentations

Aneurysmal bone cyst of the temporal bone presenting as a spontaneous intracerebral hemorrhage: case report.
Keuskamp, P. A., Horoupian, D. S., Fein, J. M.

Posttraumatic cerebrospinal fluid cyst of the orbit. Case report.
Sibony, P. A., Anand, A. K., Keuskamp, P. A., Zippen, A. G.

Assessment of rapid changes in local cerebral blood volume and cortical redox state during autoregulation.
Keuskamp, P., Fein, J.


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