Sarah Johnson, M.D.
NPI 1902288780 · Internal Medicine Physician · Cambridge, MA
Enrolled with Medicare as Order and Referring Only - Preventive Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Sarah Johnson, M.D. is a Internal Medicine Physician provider in Cambridge, MA (NPI 1902288780).
Provider details
- NPI number
- 1902288780
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 263763 (MA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
10 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
- 2015-06-29
- Last updated
- 2015-06-29
Frequently asked questions
- What is Sarah Johnson's NPI number?
- Sarah Johnson's National Provider Identifier (NPI) is 1902288780, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sarah Johnson's specialty?
- Sarah Johnson is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Sarah Johnson located?
- Sarah Johnson's practice location on file with NPPES is 330 Mount Auburn St, Cambridge, MA 02138-5502.
- What is Sarah Johnson's phone number?
- The practice phone number listed in the NPPES registry for Sarah Johnson is (617) 499-5571.
- Does Sarah Johnson accept Medicare?
- Sarah Johnson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Sarah Johnson's NPI active?
- Yes — Sarah Johnson's NPI (1902288780) is active in the NPPES registry as of the last update on 2015-06-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.