Jillian Nielsen, RD, CSP, LD, CNSC
NPI 1255109054 · Registered Dietitian · Biddeford, ME
Jillian Nielsen, RD, CSP, LD, CNSC is a Registered Dietitian provider in Biddeford, ME (NPI 1255109054).
Provider details
- NPI number
- 1255109054
- Entity type
- Individual
- Primary specialty
- Registered DietitianDietary & Nutritional Service Providers
- Credential
- RD, CSP, LD, CNSC
- Sex
- Female
- Sole proprietor
- No
- License
- DI1637 (ME)
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
2 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
- 2023-12-12
- Last updated
- 2023-12-12
- Certified
- 2023-12-12
Frequently asked questions
- What is Jillian Nielsen's NPI number?
- Jillian Nielsen's National Provider Identifier (NPI) is 1255109054, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jillian Nielsen's specialty?
- Jillian Nielsen is listed in the NPPES registry with a primary specialty of Registered Dietitian (Dietary & Nutritional Service Providers).
- Where is Jillian Nielsen located?
- Jillian Nielsen's practice location on file with NPPES is 322 Elm St Ste 201, Biddeford, ME 04005-3009.
- What is Jillian Nielsen's phone number?
- The practice phone number listed in the NPPES registry for Jillian Nielsen is (207) 358-9887.
- Is Jillian Nielsen's NPI active?
- Yes — Jillian Nielsen's NPI (1255109054) is active in the NPPES registry as of the last update on 2023-12-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.