Cynthia Halliday, RDN, CDN
NPI 1649169491 · Registered Dietitian · Orchard Park, NY
Enrolled with Medicare as Practitioner - Registered Dietitian Or Nutrition Professional · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Cynthia Halliday, RDN, CDN is a Registered Dietitian provider in Orchard Park, NY (NPI 1649169491).
Provider details
- NPI number
- 1649169491
- Entity type
- Individual
- Primary specialty
- Registered DietitianDietary & Nutritional Service Providers
- Credential
- RDN, CDN
- Sex
- Female
- Sole proprietor
- No
- License
- 012570 (NY)
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
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
- 2025-06-28
- Last updated
- 2025-06-28
- Certified
- 2025-06-28
Frequently asked questions
- What is Cynthia Halliday's NPI number?
- Cynthia Halliday's National Provider Identifier (NPI) is 1649169491, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Cynthia Halliday's specialty?
- Cynthia Halliday is listed in the NPPES registry with a primary specialty of Registered Dietitian (Dietary & Nutritional Service Providers).
- Where is Cynthia Halliday located?
- Cynthia Halliday's practice location on file with NPPES is 260 Red Tail Rd, Orchard Park, NY 14127-1562.
- What is Cynthia Halliday's phone number?
- The practice phone number listed in the NPPES registry for Cynthia Halliday is (716) 250-9999.
- Does Cynthia Halliday accept Medicare?
- Cynthia Halliday is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Cynthia Halliday's NPI active?
- Yes — Cynthia Halliday's NPI (1649169491) is active in the NPPES registry as of the last update on 2025-06-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.