IndividualActive
Mark Bleier, PHD
NPI 1912987801 · Psychologist · Dorchester, MA
Mark Bleier, PHD is a Psychologist provider in Dorchester, MA (NPI 1912987801).
Provider details
- NPI number
- 1912987801
- Entity type
- Individual
- Primary specialty
- PsychologistBehavioral Health & Social Service Providers
- Credential
- PHD
- Sex
- Male
- Sole proprietor
- No
- License
- 2140 (MA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Detailed profile(91/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 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
398 Neponset Ave
Dorchester, MA 02122
Phone: (617) 282-3200
Fax: (617) 282-7928
Street-level locationGet directions
Mailing address
100 Cummings Ctr Ste 217c
Beverly, MA 01915-6113
Registry dates
- Enumerated
- 2006-01-18
- Last updated
- 2007-07-08
Frequently asked questions
- What is Mark Bleier's NPI number?
- Mark Bleier's National Provider Identifier (NPI) is 1912987801, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Bleier's specialty?
- Mark Bleier is listed in the NPPES registry with a primary specialty of Psychologist (Behavioral Health & Social Service Providers).
- Where is Mark Bleier located?
- Mark Bleier's practice location on file with NPPES is 398 Neponset Ave, Dorchester, MA 02122.
- What is Mark Bleier's phone number?
- The practice phone number listed in the NPPES registry for Mark Bleier is (617) 282-3200.
- Is Mark Bleier's NPI active?
- Yes — Mark Bleier's NPI (1912987801) 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.