Sandra Allonen, RD
NPI 1659404473 · Registered Dietitian · Boston, MA
Enrolled with Medicare as Practitioner - Registered Dietitian Or Nutrition Professional · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Sandra Allonen, RD is a Registered Dietitian provider in Boston, MA (NPI 1659404473).
Provider details
- NPI number
- 1659404473
- Entity type
- Individual
- Primary specialty
- Registered DietitianDietary & Nutritional Service Providers
- Credential
- RD
- Sex
- Female
- Sole proprietor
- Yes
- License
- 1940 (MA)
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
19 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
- 2007-03-13
- Last updated
- 2007-07-08
Frequently asked questions
- What is Sandra Allonen's NPI number?
- Sandra Allonen's National Provider Identifier (NPI) is 1659404473, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sandra Allonen's specialty?
- Sandra Allonen is listed in the NPPES registry with a primary specialty of Registered Dietitian (Dietary & Nutritional Service Providers).
- Where is Sandra Allonen located?
- Sandra Allonen's practice location on file with NPPES is 330 Brookline Ave, Boston, MA 02215-5400.
- What is Sandra Allonen's phone number?
- The practice phone number listed in the NPPES registry for Sandra Allonen is (161) 766-7256.
- Does Sandra Allonen accept Medicare?
- Sandra Allonen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Sandra Allonen's NPI active?
- Yes — Sandra Allonen's NPI (1659404473) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.