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DR. DONALD RODERICK MARKS PSYD
NPI 1851646475
Psychologist - Health in Wilmington, DE

Active since July 19, 2012
1601 KIRKWOOD HIGHWAY, WILMINGTON, DE 19805(215) 534-0398 Get Directions Write a Review

NPPES record last updated: July 19, 2012. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Dr. Donald Roderick Marks Psyd NPPES

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

DR. DONALD RODERICK MARKS PSYD (NPI 1851646475) is an individual health provider in Wilmington, Delaware, licensed in Pennsylvania (PS017170) and active in the NPI registry since July 2012.

NPPES Registry Identity

NPI1851646475
Entity TypeIndividualMale
Primary Taxonomy103TH0004X
Provider Legal NameDR. DONALD RODERICK MARKSCredential: PSYD
Location Address1601 KIRKWOOD HIGHWAYWilmington, DE 19805
Mailing Address2115 Stackhouse DrYardley, PA 19067-1839 · (215) 534-0398
Phone(215) 534-0398
Sole ProprietorNo
Enumeration DateJuly 19, 2012
✔ NPI 1851646475 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychologist · HealthBehavioral Health & Social Service Providers
Taxonomy Code103TH0004X
License✔ Licensed in PA · PS017170
Definition
A psychologist who specializes in clinical health psychology that investigates and implements clinical services across diverse populations and settings to promote health and well-being and to prevent, treat, and manage illness and disability. Clinical health psychology sees health as the confluence of psychological, social, cultural, and biological factors and applies this understanding to professional activities including:
1601 KIRKWOOD HIGHWAY, Wilmington, DE 19805
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Other Providers at the Same Location NPPES 15

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

MICHAEL DOUGLAS MERRILL
Counselor (Mental Health)
1601 KIRKWOOD HIGHWAY
WILMINGTON, DE 19805
New Castle County (302) 994-2511
MR. MICHAEL CHRISTOPHER COLE RPH
Pharmacist
1601 KIRKWOOD HIGHWAY, VAMC INPATIENT PHARMACY
WILMINGTON, DE 19805
New Castle County (302) 994-2511
DOMINIQUE D RIVERS
Optometrist
1601 KIRKWOOD HIGHWAY
WILMINGTON, DE 19805
New Castle County (302) 994-2511
MRS. JANIE ELIZABETH WALKER PTA
Physical Therapy Assistant
1601 KIRKWOOD HIGHWAY
WILMINGTON, DE 19805
New Castle County (302) 994-2511
MRS. G. ALMA SCHMIDT APRN
Registered Nurse (Psychiatric/Mental Health, Adult)
1601 KIRKWOOD HIGHWAY
WILMINGTON, DE 19805
New Castle County (302) 994-2511
DR. JOHN M DONNELLY II M.D.
Psychiatry & Neurology (Psychiatry)
1601 KIRKWOOD HIGHWAY
WILMINGTON, DE 19805
New Castle County (302) 994-2511
MR. KENNETH J GORSKI MSW
Social Worker
1601 KIRKWOOD HIGHWAY, WILMINGTON VETERAN'S MEDICAL CENTER
WILMINGTON, DE 19805
New Castle County (609) 823-3122
MS. ELLEN S. SISCO M.S. R.D.
Dietitian, Registered
1601 KIRKWOOD HIGHWAY, WILMINGTON VA MEDICAL CENTER
WILMINGTON, DE 19805
New Castle County (302) 994-2511

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 Donald Marks's NPI number?

The NPI number for Donald Marks is 1851646475. It was assigned to this individual provider in the NPPES registry on July 19, 2012.

Where is Donald Marks located?

Donald Marks practices at 1601 Kirkwood Highway, Wilmington, DE 19805. The listed phone number is (215) 534-0398.

What is Donald Marks's specialty?

The primary specialty registered for this NPI is Psychologist, specializing in Health, with taxonomy code 103TH0004X.

When was this NPI record last updated?

The NPPES record for Donald Marks was last updated on July 19, 2012. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.