IndividualActive
Jack Hollembaek
NPI 1871385278 · School Psychologist · Boston, MA
Jack Hollembaek is a School Psychologist provider in Boston, MA (NPI 1871385278).
Provider details
- NPI number
- 1871385278
- Entity type
- Individual
- Primary specialty
- School PsychologistBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Basic profile(48/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
1 yr in NPPES registry
- Profile completeness38% of score
83% 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
205 Townsend St
Boston, MA 02121-1223
Phone: (617) 635-9957
Street-level locationGet directions
Mailing address
82 Cedar St Apt B
Boston, MA 02119-1431
Registry dates
- Enumerated
- 2025-05-21
- Last updated
- 2025-05-21
- Certified
- 2025-05-21
Frequently asked questions
- What is Jack Hollembaek's NPI number?
- Jack Hollembaek's National Provider Identifier (NPI) is 1871385278, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jack Hollembaek's specialty?
- Jack Hollembaek is listed in the NPPES registry with a primary specialty of School Psychologist (Behavioral Health & Social Service Providers).
- Where is Jack Hollembaek located?
- Jack Hollembaek's practice location on file with NPPES is 205 Townsend St, Boston, MA 02121-1223.
- What is Jack Hollembaek's phone number?
- The practice phone number listed in the NPPES registry for Jack Hollembaek is (617) 635-9957.
- Is Jack Hollembaek's NPI active?
- Yes — Jack Hollembaek's NPI (1871385278) is active in the NPPES registry as of the last update on 2025-05-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.