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DR. GREGORY ADAM WITKIN PHD
NPI 1245606920
Clinical Neuropsychologist in Wilmington, DE

Active since August 17, 2015
1600 ROCKLAND RD, WILMINGTON, DE 19803(302) 651-4200(646) 754-9538 Get Directions Write a Review

NPPES record last updated: November 29, 2017. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dr. Gregory Adam Witkin Phd NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. GREGORY ADAM WITKIN PHD (NPI 1245606920) is an individual clinical neuropsychologist in Wilmington, Delaware, licensed in Delaware (B1-0001105) and active in the NPI registry since August 2015.

NPPES Registry Identity

NPI1245606920
Entity TypeIndividualMale
Primary Taxonomy103G00000X
Provider Legal NameDR. GREGORY ADAM WITKINCredential: PHD
Location Address1600 ROCKLAND RDWilmington, DE 19803-3607
Mailing AddressPo Box 191Rockland, DE 19732-0191 · (302) 651-4000 · Fax (302) 651-4945
Phone(302) 651-4200
Fax(646) 754-9538
Sole ProprietorNo
Enumeration DateAugust 17, 2015
Last NPPES UpdateNovember 29, 2017
✔ NPI 1245606920 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyClinical NeuropsychologistBehavioral Health & Social Service Providers
Taxonomy Code103G00000X
License✔ Licensed in DE · B1-0001105
Definition
A clinical psychologist who applies principles of assessment and intervention based upon the scientific study of human behavior as it relates to normal and abnormal functioning of the central nervous system. The specialty is dedicated to enhancing the understanding of brain-behavior relationships and the application of such knowledge to human problems.
Also ListedPsychologistTaxonomy 103T00000X · License 021232 (NY)
Also ListedPsychologist · Clinical Child & AdolescentTaxonomy 103TC2200X · License 35S100566000 (NJ)
1600 ROCKLAND RD, Wilmington, DE 19803
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include AmeriHealth Caritas Next.Insurance ›

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

JOANNA COSTA MD
Pediatrics (Neonatal-Perinatal Medicine)
1600 ROCKLAND RD
WILMINGTON, DE 19803
New Castle County (302) 651-5795
LAURA MARIE KISZKIEL MD
Obstetrics & Gynecology
1600 ROCKLAND RD
WILMINGTON, DE 19803
New Castle County (302) 651-4200
ALLYSON JANE MENARD SLP
Speech-Language Pathologist
1600 ROCKLAND RD
WILMINGTON, DE 19803
New Castle County (302) 651-4200
SALWA ELIZABETH SULIEMAN D.O.
Pediatrics (Pediatric Infectious Diseases)
1600 ROCKLAND RD
WILMINGTON, DE 19803
New Castle County (302) 651-4200
DR. WAYNE S MOORE II PHARMD
Pharmacist (Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist)
1600 ROCKLAND RD
WILMINGTON, DE 19803
New Castle County (302) 651-5700
DR. LAUREN ASHLEY MAY M.D.
Radiology (Pediatric Radiology)
1600 ROCKLAND RD
WILMINGTON, DE 19803
New Castle County (302) 651-4200
DR. MARY IAMPIETRO PH.D.
Psychologist (Clinical Child & Adolescent)
1600 ROCKLAND RD
WILMINGTON, DE 19803
New Castle County (302) 651-4200
KATHERINE HARRIGAN
Nurse Practitioner
1600 ROCKLAND RD
WILMINGTON, DE 19803
New Castle County (302) 651-4200

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Gregory Witkin's NPI number?

The NPI number for Gregory Witkin is 1245606920. It was assigned to this individual provider in the NPPES registry on August 17, 2015.

Where is Gregory Witkin located?

Gregory Witkin practices at 1600 Rockland Rd, Wilmington, DE 19803. The listed phone number is (302) 651-4200.

What is Gregory Witkin's specialty?

The primary specialty registered for this NPI is Clinical Neuropsychologist with taxonomy code 103G00000X.

What insurance does Gregory Witkin accept?

Health plans from AmeriHealth Caritas Next list Gregory Witkin as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Gregory Witkin was last updated on November 29, 2017. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.