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MRS. MARIA E WALAZEK RD, LDN
NPI 1023220480
Dietitian, Registered in Concord, MA

Active since May 05, 2007
801 MAIN ST STE 7, CONCORD, MA 01742(617) 755-2472 Get Directions Write a Review

NPPES record last updated: September 27, 2022. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About Mrs. Maria E Walazek Rd, Ldn NPPES

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

MRS. MARIA E WALAZEK RD, LDN (NPI 1023220480) is an individual dietitian, registered in Concord, Massachusetts, licensed in Massachusetts (1452) and active in the NPI registry since May 2007. She maintains 2 additional practice locations.

NPPES Registry Identity

NPI1023220480
Entity TypeIndividualFemale
Primary Taxonomy133V00000X
Provider Legal NameMRS. MARIA E WALAZEKCredential: RD, LDN
Location Address801 MAIN ST STE 7Concord, MA 01742-3319
Mailing Address801 Main St Ste 7Concord, MA 01742-3319 · (617) 755-2471
Phone(617) 755-2472
Sole ProprietorYes
Enumeration DateMay 5, 2007
Last NPPES UpdateSeptember 27, 2022
NPPES CertifiedSeptember 27, 2022
✔ NPI 1023220480 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 MA · 1452
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.
801 MAIN ST STE 7, Concord, MA 01742
Open in Google Maps ↗

Secondary Practice Locations 2

Location 1300 Longwood AveBoston, MA 02115-5724 · Phone (617) 355-6000
Location 21400 Lowell RdConcord, MA 01742-5255 · Phone (978) 369-2550

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Mrs. Maria E Walazek Rd, Ldn is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Medicare Billing Reassignment

Medicare enrollment records show Maria Walazek reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Children's Sports Medicine Foundation Inc.
16 mi
Orthopaedic Surgery
300 LONGWOOD AVE
Boston, MA 02115
  • Reassigned Medicare billing, Massachusetts enrollment
  • 57 clinicians in this Medicare group
NPI 1740216811 (617) 355-5971

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

Other Providers at the Same Location NPPES 3

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

MELANIE FELDMAN PHD
Psychologist (Clinical)
801 MAIN ST STE 7
CONCORD, MA 01742
Middlesex County (617) 539-6762
DR. MOLLY A BENSON PHD
Psychologist (Clinical)
801 MAIN ST STE 7
CONCORD, MA 01742
Middlesex County (781) 325-8247
JOHANNA NIELSEN PHD
Psychologist (Clinical)
801 MAIN ST STE 7
CONCORD, MA 01742
Middlesex County (617) 539-6762

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 Maria Walazek's NPI number?

The NPI number for Maria Walazek is 1023220480. It was assigned to this individual provider in the NPPES registry on May 5, 2007.

Where is Maria Walazek located?

Maria Walazek practices at 801 Main St Ste 7, Concord, MA 01742. The listed phone number is (617) 755-2472.

What is Maria Walazek's specialty?

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

Is Maria Walazek enrolled in Medicare?

Yes. Maria Walazek is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Maria Walazek's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Maria Walazek reassigns Medicare benefits to Children's Sports Medicine Foundation Inc. (Boston, MA). The 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 Maria Walazek's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Maria Walazek was last updated on September 27, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.