Colleen Johnson, MS, RD, LDN
NPI 1194376186 · Registered Dietitian · Boston, MA
Enrolled with Medicare as Practitioner - Registered Dietitian Or Nutrition Professional · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Colleen Johnson, MS, RD, LDN is a Registered Dietitian provider in Boston, MA (NPI 1194376186).
Provider details
- NPI number
- 1194376186
- Entity type
- Individual
- Primary specialty
- Registered DietitianDietary & Nutritional Service Providers
- Credential
- MS, RD, LDN
- Sex
- Female
- Sole proprietor
- No
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
6 yrs in NPPES registry
- Profile completeness38% of score
83% 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
- 2019-09-23
- Last updated
- 2020-01-01
- Certified
- 2020-01-01
Frequently asked questions
- What is Colleen Johnson's NPI number?
- Colleen Johnson's National Provider Identifier (NPI) is 1194376186, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Colleen Johnson's specialty?
- Colleen Johnson is listed in the NPPES registry with a primary specialty of Registered Dietitian (Dietary & Nutritional Service Providers).
- Where is Colleen Johnson located?
- Colleen Johnson's practice location on file with NPPES is 50 Staniford St, Boston, MA 02114-2517.
- What is Colleen Johnson's phone number?
- The practice phone number listed in the NPPES registry for Colleen Johnson is (617) 726-4400.
- Does Colleen Johnson accept Medicare?
- Colleen Johnson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Colleen Johnson's NPI active?
- Yes — Colleen Johnson's NPI (1194376186) is active in the NPPES registry as of the last update on 2020-01-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.