Jennifer Derfel, MS, RDN, CDN
NPI 1447949144 · Registered Dietitian · Pound Ridge, NY
Jennifer Derfel, MS, RDN, CDN is a Registered Dietitian provider in Pound Ridge, NY (NPI 1447949144).
Provider details
- NPI number
- 1447949144
- Entity type
- Individual
- Primary specialty
- Registered DietitianDietary & Nutritional Service Providers
- Credential
- MS, RDN, CDN
- Sex
- Female
- Sole proprietor
- Yes
- License
- 011515 (NY)
Specialties & taxonomies
Dietary & Nutritional Service Providers
Dietary & Nutritional Service Providers
Dietary & Nutritional Service Providers
Dietary & Nutritional Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
3 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
Mailing address
Registry dates
- Enumerated
- 2023-05-08
- Last updated
- 2023-11-28
- Certified
- 2023-11-28
Frequently asked questions
- What is Jennifer Derfel's NPI number?
- Jennifer Derfel's National Provider Identifier (NPI) is 1447949144, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jennifer Derfel's specialty?
- Jennifer Derfel is listed in the NPPES registry with a primary specialty of Registered Dietitian (Dietary & Nutritional Service Providers).
- Where is Jennifer Derfel located?
- Jennifer Derfel's practice location on file with NPPES is 56 Indian Hill Rd, Pound Ridge, NY 10576-1729.
- What is Jennifer Derfel's phone number?
- The practice phone number listed in the NPPES registry for Jennifer Derfel is (914) 275-2736.
- Is Jennifer Derfel's NPI active?
- Yes — Jennifer Derfel's NPI (1447949144) is active in the NPPES registry as of the last update on 2023-11-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.