IndividualActive
Philip Lederer, M.D.
NPI 1194988071 · Internal Medicine Physician · Boston, MA
Provider details
- NPI number
- 1194988071
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 258506 (MA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(87/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
17 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
55 Fruit St
Cox 5, Massachusetts General Hospital
Boston, MA 02114-2621
Phone: (617) 726-8403
Fax: (617) 726-7653
Street-level locationGet directions
Mailing address
801 Albany St
Boston, MA 02119-2560
Registry dates
- Enumerated
- 2008-07-09
- Last updated
- 2019-12-05
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.