IndividualActive
Marc Greenwald, MD
NPI 1700850807 · Internal Medicine Physician · Brockton, MA
Marc Greenwald, MD is a Internal Medicine Physician provider in Brockton, MA (NPI 1700850807).
Provider details
- NPI number
- 1700850807
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 220491 (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
680 Centre Street
Brockton, MA 02302
Phone: (508) 941-7202
Fax: (508) 941-6388
Street-level locationGet directions
Mailing address
680 Centre Street
Brockton, MA 02302
Registry dates
- Enumerated
- 2006-02-15
- Last updated
- 2011-05-04
Frequently asked questions
- What is Marc Greenwald's NPI number?
- Marc Greenwald's National Provider Identifier (NPI) is 1700850807, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marc Greenwald's specialty?
- Marc Greenwald is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Marc Greenwald located?
- Marc Greenwald's practice location on file with NPPES is 680 Centre Street, Brockton, MA 02302.
- What is Marc Greenwald's phone number?
- The practice phone number listed in the NPPES registry for Marc Greenwald is (508) 941-7202.
- Is Marc Greenwald's NPI active?
- Yes — Marc Greenwald's NPI (1700850807) is active in the NPPES registry as of the last update on 2011-05-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.