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MARY T WILLIAMS RD
NPI 1164667200
Dietitian, Registered in Wilmington, DE

Active since December 03, 2008
3506 KENNETT PIKE, WILMINGTON, DE 19807(302) 661-3000(302) 661-3080 Get Directions Write a Review

NPPES record last updated: December 3, 2008. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Mary T Williams Rd NPPES

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

MARY T WILLIAMS RD (NPI 1164667200) is an individual dietitian, registered in Wilmington, Delaware and active in the NPI registry since December 2008.

NPPES Registry Identity

NPI1164667200
Entity TypeIndividualFemale
Primary Taxonomy133V00000X
Provider Legal NameMARY T WILLIAMSCredential: RD
Location Address3506 KENNETT PIKEWilmington, DE 19807-3019
Mailing AddressPo Box 30170Wilmington, DE 19805-7170 · (302) 623-7200 · Fax (302) 623-7374
Phone(302) 661-3000
Fax(302) 661-3080
Sole ProprietorNo
Enumeration DateDecember 3, 2008
✔ NPI 1164667200 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyDietitian, RegisteredDietary & Nutritional Service Providers
Taxonomy Code133V00000X
Definition
A Registered Dietitian (RD)/Registered Dietitian Nutritionist (RDN) is an individual uniquely trained in the science of nutrition and practice of dietetics to design and provide medical nutrition therapy (MNT) and other evidence-based applications of the Nutrition Care Process (NCP) that exemplify the profession's systematic approach to providing high quality nutrition care. Registered dietitians provide MNT for the purpose of disease prevention or management, or to treat or rehabilitate an illness, injury, or condition, with the use of specific, indicated physical and cognitive nutrition care services comprised of one or more of the following aspects of the NCP: nutrition assessment/reassessment, nutrition diagnosis, nutrition intervention (e.g., nutrition counseling, therapeutic diet ordering, and nutrition education) and nutrition monitoring and evaluation.
3506 KENNETT PIKE, Wilmington, DE 19807
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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.

CHRISTIANA CARE HEALTH SERVICES INC
Family Medicine (Sports Medicine)
3506 KENNETT PIKE
WILMINGTON, DE 19807
New Castle County (302) 661-3000
JULIANNA W YI RD, LDN
Dietitian, Registered
3506 KENNETT PIKE, PMRI
WILMINGTON, DE 19807
New Castle County (302) 661-3043
CATHERINE DONAHUE-SMITH NP
Nurse Practitioner
3506 KENNETT PIKE, PAIN MANAGEMENT & REHABILATATIVE INSTITUTE
WILMINGTON, DE 19807
New Castle County (302) 661-3070
PRAKASH SESHADRI MD
Internal Medicine (Endocrinology, Diabetes & Metabolism)
3506 KENNETT PIKE, CCHS DIABETES AND METABOLIC DISEASE CENTER
WILMINGTON, DE 19807
New Castle County (302) 661-3070
MARTHA HENLEY RD
Dietitian, Registered
3506 KENNETT PIKE
WILMINGTON, DE 19807
New Castle County (302) 661-3000
DENISE TAYLOR RD
Dietitian, Registered
3506 KENNETT PIKE
WILMINGTON, DE 19807
New Castle County (302) 661-3000
RONALD MONSAERT MD
Internal Medicine (Endocrinology, Diabetes & Metabolism)
3506 KENNETT PIKE, PMRI
WILMINGTON, DE 19807
New Castle County (302) 661-3070
LORIN LYONS
Physical Therapist
3506 KENNETT PIKE, PMRI
WILMINGTON, DE 19807
New Castle County (302) 661-3350

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 Mary Williams's NPI number?

The NPI number for Mary Williams is 1164667200. It was assigned to this individual provider in the NPPES registry on December 3, 2008.

Where is Mary Williams located?

Mary Williams practices at 3506 Kennett Pike, Wilmington, DE 19807. The listed phone number is (302) 661-3000.

What is Mary Williams's specialty?

The primary specialty registered for this NPI is Dietitian, Registered with taxonomy code 133V00000X.

What insurance does Mary Williams accept?

Health plans from AmeriHealth Caritas Next list Mary Williams 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 Mary Williams was last updated on December 3, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 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.