OrganizationActive
Diehl Nutrition, LLC
NPI 1386368058 · Nutritionist · Norwalk, CT
Diehl Nutrition, LLC is a Nutritionist organization in Norwalk, CT (NPI 1386368058).
Provider details
- NPI number
- 1386368058
- Entity type
- Organization
- Primary specialty
- NutritionistDietary & Nutritional Service Providers
- Organization subpart
- No
- Authorized official
- Catherine Diehl, Nutritionist(203) 858-4615
Specialties & taxonomies
Dietary & Nutritional Service Providers
Profile Score
Established profile(60/100 index)
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
488 Main Ave Ste 2
Norwalk, CT 06851-1008
Phone: (203) 858-4615
Street-level locationGet directions
Mailing address
98 Woolsley Ave
Trumbull, CT 06611-4460
Registry dates
- Enumerated
- 2022-09-27
- Last updated
- 2022-09-27
- Certified
- 2022-09-27
Frequently asked questions
- What is Diehl Nutrition, LLC's NPI number?
- Diehl Nutrition, LLC's National Provider Identifier (NPI) is 1386368058, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Diehl Nutrition, LLC?
- Diehl Nutrition, LLC is classified in the NPPES registry as Nutritionist (Dietary & Nutritional Service Providers).
- Where is Diehl Nutrition, LLC located?
- Diehl Nutrition, LLC's practice location on file with NPPES is 488 Main Ave Ste 2, Norwalk, CT 06851-1008.
- What is Diehl Nutrition, LLC's phone number?
- The practice phone number listed in the NPPES registry for Diehl Nutrition, LLC is (203) 858-4615.
- Who is the authorized official for Diehl Nutrition, LLC?
- The authorized official listed on Diehl Nutrition, LLC's NPPES record is Catherine Diehl, Nutritionist. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Diehl Nutrition, LLC's NPI active?
- Yes — Diehl Nutrition, LLC's NPI (1386368058) is active in the NPPES registry as of the last update on 2022-09-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.