What is Marsha Greenstein's NPI number?

Marsha Greenstein's National Provider Identifier (NPI) is 1407950439, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Marsha Greenstein's specialty?

Marsha Greenstein is listed in the NPPES registry with a primary specialty of Psychologist (Behavioral Health & Social Service Providers).

Where is Marsha Greenstein located?

Marsha Greenstein's practice location on file with NPPES is 191 Waban Ave, Waban, MA 02468-2101.

What is Marsha Greenstein's phone number?

The practice phone number listed in the NPPES registry for Marsha Greenstein is (617) 244-4478.

Is Marsha Greenstein's NPI active?

Yes — Marsha Greenstein's NPI (1407950439) is active in the NPPES registry as of the last update on 2007-07-08.

IndividualActive

Marsha Greenstein, PH.D.

NPI 1407950439 · Psychologist · Waban, MA

Marsha Greenstein, PH.D. is a Psychologist provider in Waban, MA (NPI 1407950439).

Provider details

NPI number: 1407950439
Entity type: Individual
Primary specialty: PsychologistBehavioral Health & Social Service Providers
Credential: PH.D.
Sex: Female
Sole proprietor: Yes
License: 2019 (MA)

Specialties & taxonomies

PsychologistPrimary103T00000XLicense 2019 (MA)
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

191 Waban Ave

Waban, MA 02468-2101

Phone: (617) 244-4478

Fax: (617) 969-4730

Street-level locationGet directions

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Mailing address