Wilfred G. van Gorp, Ph. D., ABPP

The Center is directed by Wilfred van Gorp, Ph.D, a national expert in neuropsychology. We offer neuropsychological testing and neuropsychological evaluation in New York and Chicago.

Dr. van Gorp has led the Neuropsychology testing programs in three of the nation’s leading Departments of Psychiatry: UCLA, Cornell and Columbia University. His career has focused exclusively on neuropsychological testing and neuropsychological evaluation of persons with various medical, neurologic and psychiatric conditions that can affect memory and cognition.

Dr. van Gorp has served on the American Psychological Association’s Council of Representatives, is a former President of the American Academy of Clinical Neuropsychology, and has served Editor of the Journal of Clinical and Experimental Neuropsychology.

A board certified neuropsychologist by the American Board of Professional Psychology, he has evaluated thousands of individuals with a variety of conditions including ADD, ADHD Mild Cognitive Impairment, traumatic brain injury and concussion, learning disabilities, memory impairment/dementia, HIV/AIDS, Lyme disease, and other conditions.

He now offers these services in a private practice. He has appeared on CNN, 60 Minutes, and Court TV, profiled in The New Yorker, and interviewed by The New York Times. Dr. van Gorp has published widely, including over 120 peer reviewed scientific journal articles and almost 35 books and book chapters.

Some of Dr. van Gorp’s books:

Neuropsychology and Substance Abuse

Neuropsychiatry of HIV/AIDS

The Neuropsychology Casebook

To view Dr. van Gorp’s full CV, please click here.


Andrew M. Daren, Psy. D.

Dr. Andrew Daren is a licensed clinical psychologist who is originally from Connecticut. He earned his doctoral degree in clinical psychology from the Massachusetts School of Professional Psychology. His clinical experience includes providing psychotherapy and psychological assessment services with individuals across the age range. Dr. Daren completed his postdoctoral fellowship at the Center for Cognitive Assessment in neuropsychology in May 2016 and subsequently joined the staff. Dr. Daren’s interests within neuropsychology include the assessment of autism, learning disabilities, and memory impairment. Dr. Daren has been with the Center for Cognitive Assessment since May 2014.

Benjamin Hamburger, Psy. D.

Dr. Benjamin Hamburger is a licensed clinical psychologist who earned his doctorate in clinical psychology from Yeshiva University following his internship at Kaiser Permanente in Los Angeles. Dr. Hamburger has experience providing individual, couples and group psychotherapy as well as psychological assessments for both children and adults. Dr. Hamburger’s areas of expertise include providing psychotherapy for anxiety, depression and ADHD. A graduate of the University of Michigan, Dr. Hamburger has been with the Center for Cognitive Assessment since August 2015..


Krystel Salandanan, Psy. D.

Dr. Krystel Salandanan is a licensed clinical psychologist with a doctorate in psychology from The Wright Institute and a bachelor’s degree in psychology from the University of Washington. She has specialized experience in behavioral therapies, health psychology, and neuropsychological evaluation. In addition to providing neuropsychological evaluations for adults and children, Dr. Salandanan works as a psychotherapist in behavioral medicine, and is an adjunct professor at John Jay College of Criminal Justice. Dr. Salandanan has been with the Center for Cognitive Assessment since June 2016.


Andrea M. Reilly

Ms. Reilly is a valuable member of the team and has been with the Center for Cognitive Assessment for five years. She serves as the office manager for both the New York and Chicago locations. Andrea works with our clients to ensure they are scheduled for a convenient appointment and are prepared for the appointment. Andrea handles all billing and billing inquiries.