Psychologist | General Psychology

Dr. Gregory Adam Witkin, PHD

1600 Rockland Rd, Wilmington, Delaware, 19803-3607

About Dr. Gregory Adam Witkin

Dr. Gregory Adam Witkin is a psychologist based in Wilmington, Delaware who is specialized in General Psychology. Active license number of Dr. Gregory Adam Witkin is B1-0001105 for Psychology in Delaware. His current practice location is 1600 Rockland Rd, Wilmington. Patients can contact him at 302-651-4200 or can fax him at 646-754-9538. Dr. Gregory Adam Witkin, PHD, specializes in General Psychology and his NPI number (Unique professional ID assigned by NPPES) is 1245606920.

Dr. Gregory Adam Witkin is specialized in psychological testing and evaluating or assessing patient's personal characteristics, such as intelligence, personality, abilities, interests, aptitudes, and neuropsychological functioning. Accordingly, he performs counseling, psychoanalysis, psychotherapy, hypnosis, biofeedback, and behavior analysis and therapy. He can diagnose and treat mental and emotional disorder or disability, alcoholism and substance abuse, disorders of habit or conduct, as well as of the psychological aspects of physical illness, accident, injury, or disability by psycheducational evaluation, therapy, remediation, and consultation.

Practice Information

Dr. Gregory Adam Witkin's specialty, credentials, practice address, contact phone number and fax are as below. Patients can call on the below given phone number for appointment.

Provider Name Dr. Gregory Adam Witkin
Specialization General Psychology
Credentials PHD
Gender Male
Practice Address: 1600 Rockland Rd,
Wilmington, DE - 19803-3607
Fax 646-754-9538

Professional Identification Codes

NPI number stands for National Provider Identifier which is a unique 10-digit identification number issued to healthcare providers in the United States by the Centers for Medicare and Medicaid Services (CMS). NPI details are as mentioned below.

NPI Number1245606920
NPI Enumeration Date: 17 Aug, 2015
NPI Last Update On: 29 Nov, 2017

Medical Licenses:

Healthcare professionals can hold one or more medical licenses for different specialties in the same state or different states. Related medical licenses for Dr. Gregory Adam Witkin are as mentioned below.

License NumberSpecializationStateStatus
B1-0001105Psychology DelawarePrimary
021232General Psychology New YorkSecondary
35S100566000Clinical Child & Adolescent Psychology New JerseySecondary

Mailing Address

Business mailing address can be used for mailing purpose only, for visiting purpose patients need to refer above mentioned Practice address.

Dr. Gregory Adam Witkin
Po Box 191,
Rockland, DE - 19732-0191
Phone: 302-651-4000
Fax: 302-651-4945

Book an Appointment with Dr. Gregory Adam Witkin

To schedule an appointment, contact Dr. Gregory Adam Witkin at 1600 Rockland Rd, Wilmington, Delaware or call the phone number listed below.

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Frequently Asked Questions

Below are some commonly asked questions about Dr. Gregory Adam Witkin:

Dr. Gregory Adam Witkin is a psychologist specializing in Psychology. He is specialized in psychological testing and evaluating or assessing patient's personal characteristics, such as intelligence, personality, abilities, interests, aptitudes, and neuropsychological functioning. Accordingly, he performs counseling, psychoanalysis, psychotherapy, hypnosis, biofeedback, and behavior analysis and therapy. He can diagnose and treat mental and emotional disorder or disability, alcoholism and substance abuse, disorders of habit or conduct, as well as of the psychological aspects of physical illness, accident, injury, or disability by psycheducational evaluation, therapy, remediation, and consultation.

Yes, Dr. Gregory Adam Witkin is currently accepting new patients. To schedule an appointment, contact the office directly and schedule an appointment.
*Availability may change. Please contact the office directly to ask about appointments.

Dr. Gregory Adam Witkin practices at 1600 Rockland Rd, Wilmington, Delaware, 19803-3607.

To schedule an appointment with Dr. Gregory Adam Witkin, please contact the office at 302-651-4200.

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**Data of this site is collected from Medicare & Medicaid Services (CMS) and NPPES. Last updated on 14 September, 2026.