IndividualActive
Katherine Ostroff, MSW
NPI 1265913412 · Social Worker · Princeton, MA
Katherine Ostroff, MSW is a Social Worker provider in Princeton, MA (NPI 1265913412).
Provider details
- NPI number
- 1265913412
- Entity type
- Individual
- Primary specialty
- Social WorkerBehavioral Health & Social Service Providers
- Credential
- MSW
- Sex
- Female
- Sole proprietor
- No
- License
- 105974 (MA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(67/100 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
305 Redemption Rock Trl S
Princeton, MA 01541-1211
Phone: (978) 563-1516
Street-level locationGet directions
Mailing address
57 Commonwealth Cir
Leominster, MA 01453-2562
Registry dates
- Enumerated
- 2018-08-26
- Last updated
- 2018-08-26
Frequently asked questions
- What is Katherine Ostroff's NPI number?
- Katherine Ostroff's National Provider Identifier (NPI) is 1265913412, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Katherine Ostroff's specialty?
- Katherine Ostroff is listed in the NPPES registry with a primary specialty of Social Worker (Behavioral Health & Social Service Providers).
- Where is Katherine Ostroff located?
- Katherine Ostroff's practice location on file with NPPES is 305 Redemption Rock Trl S, Princeton, MA 01541-1211.
- What is Katherine Ostroff's phone number?
- The practice phone number listed in the NPPES registry for Katherine Ostroff is (978) 563-1516.
- Is Katherine Ostroff's NPI active?
- Yes — Katherine Ostroff's NPI (1265913412) is active in the NPPES registry as of the last update on 2018-08-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.