IndividualActive
John Fallon, M.D.
NPI 1609816883 · Internal Medicine Physician · Boston, MA
Provider details
- NPI number
- 1609816883
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- License
- 36815 (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
Blue Cross Blue Shield of Ma,
401 Park Dr.
Boston, MA 02215-3326
Phone: (617) 246-3392
Fax: (617) 246-3817
Approximate (ZIP-level) locationGet directions
Mailing address
36 Wildwood Dr
Lynnfield, MA 01940-1333
Registry dates
- Enumerated
- 2006-06-07
- Last updated
- 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.