IndividualActive
Dina Grgas, MS, RD, CDN
NPI 1649409350 · Registered Dietitian · Oyster Bay, NY
Dina Grgas, MS, RD, CDN is a Registered Dietitian provider in Oyster Bay, NY (NPI 1649409350).
Provider details
- NPI number
- 1649409350
- Entity type
- Individual
- Primary specialty
- Registered DietitianDietary & Nutritional Service Providers
- Credential
- MS, RD, CDN
- Sex
- Female
- Sole proprietor
- No
- License
- 866187 (NY)
Specialties & taxonomies
Dietary & Nutritional Service Providers
Profile Score
Detailed profile(85/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
16 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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
3 Anchorage Ln
Unit 3b
Oyster Bay, NY 11771
Phone: (516) 922-0521
Street-level locationGet directions
Mailing address
3 Anchorage Ln
Oyster Bay, NY 11771-2721
Registry dates
- Enumerated
- 2009-07-02
- Last updated
- 2015-05-07
Frequently asked questions
- What is Dina Grgas's NPI number?
- Dina Grgas's National Provider Identifier (NPI) is 1649409350, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Dina Grgas's specialty?
- Dina Grgas is listed in the NPPES registry with a primary specialty of Registered Dietitian (Dietary & Nutritional Service Providers).
- Where is Dina Grgas located?
- Dina Grgas's practice location on file with NPPES is 3 Anchorage Ln, Oyster Bay, NY 11771.
- What is Dina Grgas's phone number?
- The practice phone number listed in the NPPES registry for Dina Grgas is (516) 922-0521.
- Is Dina Grgas's NPI active?
- Yes — Dina Grgas's NPI (1649409350) is active in the NPPES registry as of the last update on 2015-05-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.