Sydnie Keller
NPI 1992510945 · Registered Dietitian · New York, NY
Enrolled with Medicare as Practitioner - Registered Dietitian Or Nutrition Professional · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Sydnie Keller is a Registered Dietitian provider in New York, NY (NPI 1992510945).
Provider details
- NPI number
- 1992510945
- Entity type
- Individual
- Primary specialty
- Registered DietitianDietary & Nutritional Service Providers
- Sex
- Female
- Sole proprietor
- Yes
- License
- 86373990 (NJ)
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
1 yr 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
Mailing address
Registry dates
- Enumerated
- 2025-02-07
- Last updated
- 2025-02-07
- Certified
- 2025-02-07
Frequently asked questions
- What is Sydnie Keller's NPI number?
- Sydnie Keller's National Provider Identifier (NPI) is 1992510945, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sydnie Keller's specialty?
- Sydnie Keller is listed in the NPPES registry with a primary specialty of Registered Dietitian (Dietary & Nutritional Service Providers).
- Where is Sydnie Keller located?
- Sydnie Keller's practice location on file with NPPES is 590 6th Ave, New York, NY 10011-2022.
- What is Sydnie Keller's phone number?
- The practice phone number listed in the NPPES registry for Sydnie Keller is (212) 633-9300.
- Does Sydnie Keller accept Medicare?
- Sydnie Keller is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Sydnie Keller's NPI active?
- Yes — Sydnie Keller's NPI (1992510945) is active in the NPPES registry as of the last update on 2025-02-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.