Alexandra Baker, M.D.
NPI 1013334317 · Pediatrics Physician · Boston, MA
Enrolled with Medicare as Practitioner - Pediatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Alexandra Baker, M.D. is a Pediatrics Physician provider in Boston, MA (NPI 1013334317).
Provider details
- NPI number
- 1013334317
- Entity type
- Individual
- Primary specialty
- Pediatrics PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 269819 (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
12 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
Additional practice locations (1)
- 720 Harrison AveDob 503Boston, MA 02118-2371Phone: (617) 414-5404Fax: (617) 414-6031
Registry dates
- Enumerated
- 2014-03-25
- Last updated
- 2018-07-17
Frequently asked questions
- What is Alexandra Baker's NPI number?
- Alexandra Baker's National Provider Identifier (NPI) is 1013334317, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Alexandra Baker's specialty?
- Alexandra Baker is listed in the NPPES registry with a primary specialty of Pediatrics Physician (Allopathic & Osteopathic Physicians).
- Where is Alexandra Baker located?
- Alexandra Baker's practice location on file with NPPES is Main 1 - Emergency, Boston, MA 02115.
- What is Alexandra Baker's phone number?
- The practice phone number listed in the NPPES registry for Alexandra Baker is (617) 355-6624.
- Does Alexandra Baker accept Medicare?
- Alexandra Baker is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Alexandra Baker's NPI active?
- Yes — Alexandra Baker's NPI (1013334317) is active in the NPPES registry as of the last update on 2018-07-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.