Jennifer Nenni, RDN
NPI 1881029122 · Registered Dietitian · Geneva, IL
Enrolled with Medicare as Practitioner - Registered Dietitian Or Nutrition Professional · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jennifer Nenni, RDN is a Registered Dietitian provider in Geneva, IL (NPI 1881029122).
Provider details
- NPI number
- 1881029122
- Entity type
- Individual
- Primary specialty
- Registered DietitianDietary & Nutritional Service Providers
- Credential
- RDN
- Sex
- Female
- Sole proprietor
- Yes
- License
- 164.001599 (IL)
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
12 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
Additional practice locations (1)
- 39w905 Louisa May Alcott LnSaint Charles, IL 60175-7760Phone: (630) 587-5601
Registry dates
- Enumerated
- 2013-09-05
- Last updated
- 2024-11-11
- Certified
- 2024-11-11
Frequently asked questions
- What is Jennifer Nenni's NPI number?
- Jennifer Nenni's National Provider Identifier (NPI) is 1881029122, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jennifer Nenni's specialty?
- Jennifer Nenni is listed in the NPPES registry with a primary specialty of Registered Dietitian (Dietary & Nutritional Service Providers).
- Where is Jennifer Nenni located?
- Jennifer Nenni's practice location on file with NPPES is 308 Randall Rd Ste B, Geneva, IL 60134-4201.
- What is Jennifer Nenni's phone number?
- The practice phone number listed in the NPPES registry for Jennifer Nenni is (630) 315-1700.
- Does Jennifer Nenni accept Medicare?
- Jennifer Nenni is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jennifer Nenni's NPI active?
- Yes — Jennifer Nenni's NPI (1881029122) is active in the NPPES registry as of the last update on 2024-11-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.