MRS. SANDRA E DEMPSEY R.D.
NPI 1487067690
Dietitian, Registered in Olympia Fields, IL

Q: What is Sandra Dempsey's NPI number?

The NPI number for Sandra Dempsey is 1487067690. It was assigned to this individual provider in the NPPES registry on June 5, 2014. The provider is also known as Sandra E Wynveen.

Q: What is Sandra Dempsey's specialty?

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

Q: When was this NPI record last updated?

The NPPES record for Sandra Dempsey was last updated on April 6, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.

Active since June 05, 2014

91.35/100

CMS Quality Rating

3700 W 203RD ST STE 310, OLYMPIA FIELDS, IL 60461(708) 679-2130 Get Directions Write a Review

NPPES record last updated: April 6, 2023. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Apr 6, 2023, Dec 14, 2021, Mar 13, 2021 (3 updates tracked since 2021).

On this page

About Mrs. Sandra E Dempsey R.d. NPPES

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

MRS. SANDRA E DEMPSEY R.D. (NPI 1487067690) is an individual dietitian, registered in Olympia Fields, Illinois, licensed in Illinois (164.005939) and active in the NPI registry since June 2014.

NPPES Registry Identity

NPI1487067690

Entity TypeIndividualFemale

Primary Taxonomy133V00000X

Provider Legal NameMRS. SANDRA E DEMPSEYCredential: R.D.

Location Address3700 W 203RD ST STE 310Olympia Fields, IL 60461-1182

Mailing Address3712 W Wrightwood Ave Apt 3fChicago, IL 60647-1149

Phone(708) 679-2130

Sole ProprietorNo

Enumeration DateJune 5, 2014

Last NPPES UpdateApril 6, 20233 updates tracked since enumeration

NPPES CertifiedApril 6, 2023

✔ NPI 1487067690 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyDietitian, RegisteredDietary & Nutritional Service Providers

Taxonomy Code133V00000X

License✔ Licensed in IL · 164.005939

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.

3700 W 203RD ST STE 310, Olympia Fields, IL 60461

Open in Google Maps ↗

Other Names 1

Former Name (1)Sandra E Wynveen

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Oscar Health.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Mrs. Sandra E Dempsey R.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Medicare Billing Reassignments

Medicare enrollment records show Sandra Dempsey reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Edward Health Ventures

22 mi

Multi-Specialty

16151 WEBER ROAD, STE 201
Crest Hill, IL 60403

Reassigned Medicare billing, Illinois enrollment
561 clinicians in this Medicare group

NPI 1821229006 (815) 838-2888

Endeavor Health Medical Group

38 mi

Allergy & Immunology

1000 CENTRAL ST
Evanston, IL 60201

Reassigned Medicare billing, Illinois enrollment
4,841 clinicians in this Medicare group

NPI 1497701882 (847) 570-5235

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

91.35/100

MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program

Scored through an Alternative Payment Model

Quality

82.71

Promoting Interoperability

100

Improvement Activities

Other Providers at the Same Location NPPES 4

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

TARA ALLEN MS, RDN, LDN

Dietitian, Registered

3700 W 203RD ST STE 310
OLYMPIA FLDS, IL 60461

Cook County (708) 679-2130

BYRON WRIGHT O.D.

Optometrist

3700 W 203RD ST STE 310
OLYMPIA FIELDS, IL 60461

Cook County (708) 679-2066

JULIE ALBRECHT L.D.N.

Dietitian, Registered

3700 W 203RD ST STE 310
OLYMPIA FIELDS, IL 60461

Cook County (708) 679-2717

MOHAMMAD EL-RIFAI MD

Internal Medicine (Endocrinology, Diabetes & Metabolism)

3700 W 203RD ST STE 310
OLYMPIA FIELDS, IL 60461

Cook County (708) 679-2130

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 Sandra Dempsey's NPI number?

The NPI number for Sandra Dempsey is 1487067690. It was assigned to this individual provider in the NPPES registry on June 5, 2014. The provider is also known as Sandra E Wynveen.

Where is Sandra Dempsey located?

Sandra Dempsey practices at 3700 W 203rd St Ste 310, Olympia Fields, IL 60461. The listed phone number is (708) 679-2130.

What is Sandra Dempsey's specialty?

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

Is Sandra Dempsey enrolled in Medicare?

Yes. Sandra Dempsey is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Sandra Dempsey's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Sandra Dempsey reassigns Medicare benefits to 2 organizations: Edward Health Ventures (Crest Hill, IL) and Endeavor Health Medical Group (Evanston, IL). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Sandra Dempsey's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Sandra Dempsey accept?

Health plans from Oscar Health list Sandra Dempsey 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 Sandra Dempsey was last updated on April 6, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.