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MARY KATE WILLIAMSON MS, RD
NPI 1508652702
Dietitian, Registered in Chicago, IL

Active since April 16, 2025
2551 N CLARK ST STE 400, CHICAGO, IL 60614(312) 533-1754(312) 268-7084 Get Directions Write a Review

NPPES record last updated: April 16, 2025. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Mary Kate Williamson Ms, Rd NPPES

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

MARY KATE WILLIAMSON MS, RD (NPI 1508652702) is an individual dietitian, registered in Chicago, Illinois and active in the NPI registry since April 2025.

NPPES Registry Identity

NPI1508652702
Entity TypeIndividualFemale
Primary Taxonomy133V00000X
Provider Legal NameMARY KATE WILLIAMSONCredential: MS, RD
Location Address2551 N CLARK ST STE 400Chicago, IL 60614-7725
Mailing Address2551 N Clark St Ste 400Chicago, IL 60614-7725 · (312) 533-1754 · Fax (312) 268-7084
Phone(312) 533-1754
Fax(312) 268-7084
Sole ProprietorNo
Enumeration DateApril 16, 2025
NPPES CertifiedApril 16, 2025
✔ NPI 1508652702 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.
2551 N CLARK ST STE 400, Chicago, IL 60614
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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.

MIA ELIZABETH BAILEY RD
Dietitian, Registered
2551 N CLARK ST STE 400
CHICAGO, IL 60614
Cook County (312) 533-1754
ABBEY LORRAINE AMOND MS, RDN, LD
Dietitian, Registered
2551 N CLARK ST STE 400
CHICAGO, IL 60614
Cook County (312) 533-1754
KATHLEEN SANDERS TURCHEN MS, RDN, LDN
Dietitian, Registered
2551 N CLARK ST STE 400
CHICAGO, IL 60614
Cook County (312) 324-4422
HEALTHIER TOMORROWS, PLLC
Dietitian, Registered
2551 N CLARK ST STE 400
CHICAGO, IL 60614
Cook County (312) 533-1754
CRYSTA SUGAMURA MS, RD, LDN
Dietitian, Registered
2551 N CLARK ST STE 400
CHICAGO, IL 60614
Cook County (312) 533-1754
ANNA TWORZYANSKI RD, LDN
Dietitian, Registered
2551 N CLARK ST STE 400
CHICAGO, IL 60614
Cook County (224) 307-6315
MIRANDA LEE ANDRES RDN
Dietitian, Registered
2551 N CLARK ST STE 400
CHICAGO, IL 60614
Cook County (312) 533-1754
MS. KATHRYN SCOTT LOVY MS, RD
Dietitian, Registered
2551 N CLARK ST STE 400
CHICAGO, IL 60614
Cook County (312) 533-1754

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 Williamson's NPI number?

The NPI number for Mary Williamson is 1508652702. It was assigned to this individual provider in the NPPES registry on April 16, 2025.

Where is Mary Williamson located?

Mary Williamson practices at 2551 N Clark St Ste 400, Chicago, IL 60614. The listed phone number is (312) 533-1754.

What is Mary Williamson's specialty?

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

When was this NPI record last updated?

The NPPES record for Mary Williamson was last updated on April 16, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 months 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.