Maria Walazek, RD, LDN
NPI 1023220480 · Registered Dietitian · Concord, MA
Enrolled with Medicare as Practitioner - Registered Dietitian Or Nutrition Professional · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Maria Walazek, RD, LDN is a Registered Dietitian provider in Concord, MA (NPI 1023220480).
Provider details
- NPI number
- 1023220480
- Entity type
- Individual
- Primary specialty
- Registered DietitianDietary & Nutritional Service Providers
- Credential
- RD, LDN
- Sex
- Female
- Sole proprietor
- Yes
- License
- 1452 (MA)
Specialties & taxonomies
Dietary & Nutritional Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
3 documented practice locations
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Additional practice locations (2)
- 300 Longwood AveBoston, MA 02115-5724Phone: (617) 355-6000
- 1400 Lowell RdConcord, MA 01742-5255Phone: (978) 369-2550
Registry dates
- Enumerated
- 2007-05-05
- Last updated
- 2022-09-27
- Certified
- 2022-09-27
Frequently asked questions
- What is Maria Walazek's NPI number?
- Maria Walazek's National Provider Identifier (NPI) is 1023220480, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Maria Walazek's specialty?
- Maria Walazek is listed in the NPPES registry with a primary specialty of Registered Dietitian (Dietary & Nutritional Service Providers).
- Where is Maria Walazek located?
- Maria Walazek's practice location on file with NPPES is 801 Main St Ste 7, Concord, MA 01742-3319.
- What is Maria Walazek's phone number?
- The practice phone number listed in the NPPES registry for Maria Walazek is (617) 755-2472.
- Does Maria Walazek accept Medicare?
- Maria Walazek is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Maria Walazek's NPI active?
- Yes — Maria Walazek's NPI (1023220480) is active in the NPPES registry as of the last update on 2022-09-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.