Ellen Piontek, M.ED.
NPI 1649321142 · Clinical Social Worker · Holliston, MA
Ellen Piontek, M.ED. is a Clinical Social Worker provider in Holliston, MA (NPI 1649321142).
Provider details
- NPI number
- 1649321142
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- M.ED.
- Sex
- Female
- Sole proprietor
- Yes
- License
- 203392 (MA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
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
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
- 2007-01-13
- Last updated
- 2025-09-11
Frequently asked questions
- What is Ellen Piontek's NPI number?
- Ellen Piontek's National Provider Identifier (NPI) is 1649321142, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ellen Piontek's specialty?
- Ellen Piontek is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Ellen Piontek located?
- Ellen Piontek's practice location on file with NPPES is 170 Mellen St, Holliston, MA 01746-1137.
- What is Ellen Piontek's phone number?
- The practice phone number listed in the NPPES registry for Ellen Piontek is (508) 429-6125.
- Is Ellen Piontek's NPI active?
- Yes — Ellen Piontek's NPI (1649321142) is active in the NPPES registry as of the last update on 2025-09-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.