IndividualActive
Mary Johnson, MD
NPI 1083600704 · Internal Medicine Physician · Newton, MA
Mary Johnson, MD is a Internal Medicine Physician provider in Newton, MA (NPI 1083600704).
Provider details
- NPI number
- 1083600704
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 216904 (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
29 Crafts St Suite 400
Newton
Newton, MA 02458-1393
Phone: (617) 964-7530
Street-level locationGet directions
Mailing address
1611 Cambridge St
Cambridge, MA 02138-4302
Registry dates
- Enumerated
- 2005-09-27
- Last updated
- 2015-09-02
Frequently asked questions
- What is Mary Johnson's NPI number?
- Mary Johnson's National Provider Identifier (NPI) is 1083600704, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Johnson's specialty?
- Mary Johnson is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Mary Johnson located?
- Mary Johnson's practice location on file with NPPES is 29 Crafts St Suite 400, Newton, MA 02458-1393.
- What is Mary Johnson's phone number?
- The practice phone number listed in the NPPES registry for Mary Johnson is (617) 964-7530.
- Is Mary Johnson's NPI active?
- Yes — Mary Johnson's NPI (1083600704) is active in the NPPES registry as of the last update on 2015-09-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.