What is Jennifer Johnston's NPI number?

Jennifer Johnston's National Provider Identifier (NPI) is 1427934785, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Jennifer Johnston's specialty?

Jennifer Johnston is listed in the NPPES registry with a primary specialty of Nutritionist (Dietary & Nutritional Service Providers).

Where is Jennifer Johnston located?

Jennifer Johnston's practice location on file with NPPES is 16 Orrison St, Worcester, MA 01609-1028.

What is Jennifer Johnston's phone number?

The practice phone number listed in the NPPES registry for Jennifer Johnston is (774) 239-8573.

Is Jennifer Johnston's NPI active?

Yes — Jennifer Johnston's NPI (1427934785) is active in the NPPES registry as of the last update on 2025-08-13.

IndividualActive

Jennifer Johnston, CNS

NPI 1427934785 · Nutritionist · Worcester, MA

Jennifer Johnston, CNS is a Nutritionist provider in Worcester, MA (NPI 1427934785).

Provider details

NPI number: 1427934785
Entity type: Individual
Primary specialty: NutritionistDietary & Nutritional Service Providers
Credential: CNS
Sex: Female
Sole proprietor: Yes
License: LDN6889 (MA)

Practice location

16 Orrison St

Worcester, MA 01609-1028

Phone: (774) 239-8573

Approximate (ZIP-level) locationGet directions

More MA providers

Mailing address

16 Orrison St

Worcester, MA 01609-1028

Specialties & taxonomies

NutritionistPrimary133N00000XLicense LDN6889 (MA)
Dietary & Nutritional Service Providers

Profile Score

Established profile(55/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure38% of score
1 yr 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.

Enumerated: 2025-08-13
Last updated: 2025-08-13
Certified: 2025-08-13

Frequently asked questions

What is Jennifer Johnston's NPI number?: Jennifer Johnston's National Provider Identifier (NPI) is 1427934785, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is Jennifer Johnston's specialty?: Jennifer Johnston is listed in the NPPES registry with a primary specialty of Nutritionist (Dietary & Nutritional Service Providers).
Where is Jennifer Johnston located?: Jennifer Johnston's practice location on file with NPPES is 16 Orrison St, Worcester, MA 01609-1028.
What is Jennifer Johnston's phone number?: The practice phone number listed in the NPPES registry for Jennifer Johnston is (774) 239-8573.
Is Jennifer Johnston's NPI active?: Yes — Jennifer Johnston's NPI (1427934785) is active in the NPPES registry as of the last update on 2025-08-13.

Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.

Provider details

Practice location

Mailing address

Specialties & taxonomies

Profile Score

Registry dates

Frequently asked questions

Specialties & taxonomies

Profile Score

Frequently asked questions