Cynthia Pierce, MS, RDN, CDN
NPI 1134016009 · Renal Nutrition Registered Dietitian · West Islip, NY
Cynthia Pierce, MS, RDN, CDN is a Renal Nutrition Registered Dietitian provider in West Islip, NY (NPI 1134016009).
Provider details
- NPI number
- 1134016009
- Entity type
- Individual
- Primary specialty
- Renal Nutrition Registered DietitianDietary & Nutritional Service Providers
- Credential
- MS, RDN, CDN
- Sex
- Female
- Sole proprietor
- Yes
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
83% 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
- 2025-06-23
- Last updated
- 2026-03-31
- Certified
- 2026-03-31
Frequently asked questions
- What is Cynthia Pierce's NPI number?
- Cynthia Pierce's National Provider Identifier (NPI) is 1134016009, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Cynthia Pierce's specialty?
- Cynthia Pierce is listed in the NPPES registry with a primary specialty of Renal Nutrition Registered Dietitian (Dietary & Nutritional Service Providers).
- Where is Cynthia Pierce located?
- Cynthia Pierce's practice location on file with NPPES is 161 Fiddler Pl, West Islip, NY 11795-1242.
- What is Cynthia Pierce's phone number?
- The practice phone number listed in the NPPES registry for Cynthia Pierce is (516) 312-1903.
- Is Cynthia Pierce's NPI active?
- Yes — Cynthia Pierce's NPI (1134016009) is active in the NPPES registry as of the last update on 2026-03-31.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.