Grace Dunajcik, RD, LD
NPI 1457231821 · Registered Dietitian · Saint Louis, MO
Enrolled with Medicare as Practitioner - Registered Dietitian Or Nutrition Professional · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Grace Dunajcik, RD, LD is a Registered Dietitian provider in Saint Louis, MO (NPI 1457231821).
Provider details
- NPI number
- 1457231821
- Entity type
- Individual
- Primary specialty
- Registered DietitianDietary & Nutritional Service Providers
- Credential
- RD, LD
- Sex
- Female
- Sole proprietor
- No
- License
- 2024014652 (MO)
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
Under 1 yr in registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 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 (1)
- 4352 Manchester AveSaint Louis, MO 63110-2138Phone: (314) 834-2273
Registry dates
- Enumerated
- 2025-09-05
- Last updated
- 2025-09-05
- Certified
- 2025-09-03
Frequently asked questions
- What is Grace Dunajcik's NPI number?
- Grace Dunajcik's National Provider Identifier (NPI) is 1457231821, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Grace Dunajcik's specialty?
- Grace Dunajcik is listed in the NPPES registry with a primary specialty of Registered Dietitian (Dietary & Nutritional Service Providers).
- Where is Grace Dunajcik located?
- Grace Dunajcik's practice location on file with NPPES is 401 Holly Hills Ave, Saint Louis, MO 63111-2410.
- What is Grace Dunajcik's phone number?
- The practice phone number listed in the NPPES registry for Grace Dunajcik is (314) 834-2273.
- Does Grace Dunajcik accept Medicare?
- Grace Dunajcik is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Grace Dunajcik's NPI active?
- Yes — Grace Dunajcik's NPI (1457231821) is active in the NPPES registry as of the last update on 2025-09-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.