Alexandra Osterman, MSW, LICSW
NPI 1538273768 · Clinical Social Worker · Greenfield, MA
Enrolled with Medicare as Practitioner - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Alexandra Osterman, MSW, LICSW is a Clinical Social Worker provider in Greenfield, MA (NPI 1538273768).
Provider details
- NPI number
- 1538273768
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- MSW, LICSW
- Sex
- Female
- Sole proprietor
- No
- License
- 111-323 (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
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
- 2006-08-17
- Last updated
- 2017-11-30
Frequently asked questions
- What is Alexandra Osterman's NPI number?
- Alexandra Osterman's National Provider Identifier (NPI) is 1538273768, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Alexandra Osterman's specialty?
- Alexandra Osterman is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Alexandra Osterman located?
- Alexandra Osterman's practice location on file with NPPES is 25 Bank Row St, Greenfield, MA 01301-3599.
- What is Alexandra Osterman's phone number?
- The practice phone number listed in the NPPES registry for Alexandra Osterman is (413) 774-6252.
- Does Alexandra Osterman accept Medicare?
- Alexandra Osterman is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Alexandra Osterman's NPI active?
- Yes — Alexandra Osterman's NPI (1538273768) is active in the NPPES registry as of the last update on 2017-11-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.