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Phyllis Greenspan, MSW
NPI 1285774018 · Clinical Social Worker · Waltham, MA
Phyllis Greenspan, MSW is a Clinical Social Worker provider in Waltham, MA (NPI 1285774018).
Provider details
- NPI number
- 1285774018
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- MSW
- Sex
- Female
- Sole proprietor
- Yes
- License
- 104973 (MA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Detailed profile(90/100 index)
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
740 Main St
Suite 105
Waltham, MA 02451-0607
Phone: (781) 391-7154
Street-level locationGet directions
Mailing address
740 Main St
Waltham, MA 02451-0607
Registry dates
- Enumerated
- 2007-02-08
- Last updated
- 2007-07-08
Frequently asked questions
- What is Phyllis Greenspan's NPI number?
- Phyllis Greenspan's National Provider Identifier (NPI) is 1285774018, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Phyllis Greenspan's specialty?
- Phyllis Greenspan is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Phyllis Greenspan located?
- Phyllis Greenspan's practice location on file with NPPES is 740 Main St, Waltham, MA 02451-0607.
- What is Phyllis Greenspan's phone number?
- The practice phone number listed in the NPPES registry for Phyllis Greenspan is (781) 391-7154.
- Is Phyllis Greenspan's NPI active?
- Yes — Phyllis Greenspan's NPI (1285774018) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.