IndividualActive
Allison Ostashen, LICSW
NPI 1881171478 · Clinical Social Worker · Abington, MA
Allison Ostashen, LICSW is a Clinical Social Worker provider in Abington, MA (NPI 1881171478).
Provider details
- NPI number
- 1881171478
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LICSW
- Sex
- Female
- Sole proprietor
- Yes
- License
- 120659 (MA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(68/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
7 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
55 Pilgrim St
Abington, MA 02351-2217
Phone: (617) 529-0420
Street-level locationGet directions
Mailing address
55 Pilgrim St
Abington, MA 02351-2217
Registry dates
- Enumerated
- 2018-07-26
- Last updated
- 2018-07-26
Frequently asked questions
- What is Allison Ostashen's NPI number?
- Allison Ostashen's National Provider Identifier (NPI) is 1881171478, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Allison Ostashen's specialty?
- Allison Ostashen is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Allison Ostashen located?
- Allison Ostashen's practice location on file with NPPES is 55 Pilgrim St, Abington, MA 02351-2217.
- What is Allison Ostashen's phone number?
- The practice phone number listed in the NPPES registry for Allison Ostashen is (617) 529-0420.
- Is Allison Ostashen's NPI active?
- Yes — Allison Ostashen's NPI (1881171478) is active in the NPPES registry as of the last update on 2018-07-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.