IndividualActive
Brian Jack, M.D.
NPI 1053385120 · Family Medicine Physician · Boston, MA
Brian Jack, M.D. is a Family Medicine Physician provider in Boston, MA (NPI 1053385120).
Provider details
- NPI number
- 1053385120
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 154199 (MA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
850 Harrison Ave
Yacc 4
Boston, MA 02118-4001
Phone: (617) 414-2080
Fax: (617) 414-2090
Street-level locationGet directions
Mailing address
720 Harrison Ave
Boston, MA 02118-2371
Registry dates
- Enumerated
- 2006-02-15
- Last updated
- 2014-06-30
Frequently asked questions
- What is Brian Jack's NPI number?
- Brian Jack's National Provider Identifier (NPI) is 1053385120, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Brian Jack's specialty?
- Brian Jack is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Brian Jack located?
- Brian Jack's practice location on file with NPPES is 850 Harrison Ave, Boston, MA 02118-4001.
- What is Brian Jack's phone number?
- The practice phone number listed in the NPPES registry for Brian Jack is (617) 414-2080.
- Is Brian Jack's NPI active?
- Yes — Brian Jack's NPI (1053385120) is active in the NPPES registry as of the last update on 2014-06-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.