Joel Feldman, MD
NPI 1780674804 · Surgery Physician · Cambridge, MA
Joel Feldman, MD is a Surgery Physician provider in Cambridge, MA (NPI 1780674804).
Provider details
- NPI number
- 1780674804
- Entity type
- Individual
- Primary specialty
- Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- License
- 39237 (MA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
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
Mailing address
Registry dates
- Enumerated
- 2005-10-28
- Last updated
- 2025-09-11
Frequently asked questions
- What is Joel Feldman's NPI number?
- Joel Feldman's National Provider Identifier (NPI) is 1780674804, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joel Feldman's specialty?
- Joel Feldman is listed in the NPPES registry with a primary specialty of Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is Joel Feldman located?
- Joel Feldman's practice location on file with NPPES is 300 Mount Auburn St, Cambridge, MA 02138-5600.
- What is Joel Feldman's phone number?
- The practice phone number listed in the NPPES registry for Joel Feldman is (617) 661-5998.
- Is Joel Feldman's NPI active?
- Yes — Joel Feldman's NPI (1780674804) is active in the NPPES registry as of the last update on 2025-09-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.