Ellen Wiener
NPI 1821281643 · Social Worker · Somerville, MA
Enrolled with Medicare as Practitioner - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ellen Wiener is a Social Worker provider in Somerville, MA (NPI 1821281643).
Provider details
- NPI number
- 1821281643
- Entity type
- Individual
- Primary specialty
- Social WorkerBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- No
- License
- 1030191 (MA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
18 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
- 2007-08-24
- Last updated
- 2007-08-24
Frequently asked questions
- What is Ellen Wiener's NPI number?
- Ellen Wiener's National Provider Identifier (NPI) is 1821281643, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ellen Wiener's specialty?
- Ellen Wiener is listed in the NPPES registry with a primary specialty of Social Worker (Behavioral Health & Social Service Providers).
- Where is Ellen Wiener located?
- Ellen Wiener's practice location on file with NPPES is 26 Central St, Somerville, MA 02143-2827.
- What is Ellen Wiener's phone number?
- The practice phone number listed in the NPPES registry for Ellen Wiener is (617) 575-5390.
- Does Ellen Wiener accept Medicare?
- Ellen Wiener is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ellen Wiener's NPI active?
- Yes — Ellen Wiener's NPI (1821281643) is active in the NPPES registry as of the last update on 2007-08-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.