IndividualActive
Catherine Gruenfelder
NPI 1003765363 · Registered Dietitian · Denville, NJ
Catherine Gruenfelder is a Registered Dietitian provider in Denville, NJ (NPI 1003765363).
Provider details
- NPI number
- 1003765363
- Entity type
- Individual
- Primary specialty
- Registered DietitianDietary & Nutritional Service Providers
- Sex
- Female
- Sole proprietor
- No
- License
- 1057367 (NJ)
Specialties & taxonomies
Dietary & Nutritional Service Providers
Profile Score
Established profile(53/100 index)
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
25 Pocono Rd
Denville, NJ 07834-2954
Phone: (973) 625-7009
Street-level locationGet directions
Mailing address
66 Ford Rd
Denville, NJ 07834-1379
Registry dates
- Enumerated
- 2026-01-28
- Last updated
- 2026-01-28
- Certified
- 2026-01-28
Frequently asked questions
- What is Catherine Gruenfelder's NPI number?
- Catherine Gruenfelder's National Provider Identifier (NPI) is 1003765363, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Catherine Gruenfelder's specialty?
- Catherine Gruenfelder is listed in the NPPES registry with a primary specialty of Registered Dietitian (Dietary & Nutritional Service Providers).
- Where is Catherine Gruenfelder located?
- Catherine Gruenfelder's practice location on file with NPPES is 25 Pocono Rd, Denville, NJ 07834-2954.
- What is Catherine Gruenfelder's phone number?
- The practice phone number listed in the NPPES registry for Catherine Gruenfelder is (973) 625-7009.
- Is Catherine Gruenfelder's NPI active?
- Yes — Catherine Gruenfelder's NPI (1003765363) is active in the NPPES registry as of the last update on 2026-01-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.