IndividualActive
Michael Mendelsohn
NPI 1952439861 · Clinical Psychologist · Brookline, MA
Michael Mendelsohn is a Clinical Psychologist provider in Brookline, MA (NPI 1952439861).
Provider details
- NPI number
- 1952439861
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- Yes
- License
- 328 (MA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Detailed profile(89/100 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
59 Sumner Rd
Brookline, MA 02445-5825
Phone: (617) 566-3980
Street-level locationGet directions
Mailing address
59 Sumner Rd
Brookline, MA 02445-5825
Registry dates
- Enumerated
- 2007-03-01
- Last updated
- 2007-07-08
Frequently asked questions
- What is Michael Mendelsohn's NPI number?
- Michael Mendelsohn's National Provider Identifier (NPI) is 1952439861, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Mendelsohn's specialty?
- Michael Mendelsohn is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is Michael Mendelsohn located?
- Michael Mendelsohn's practice location on file with NPPES is 59 Sumner Rd, Brookline, MA 02445-5825.
- What is Michael Mendelsohn's phone number?
- The practice phone number listed in the NPPES registry for Michael Mendelsohn is (617) 566-3980.
- Is Michael Mendelsohn's NPI active?
- Yes — Michael Mendelsohn's NPI (1952439861) 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.