Alexander Green, MD MPH
NPI 1548251853 · Internal Medicine Physician · Boston, MA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Alexander Green, MD MPH is a Internal Medicine Physician provider in Boston, MA (NPI 1548251853).
Provider details
- NPI number
- 1548251853
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD MPH
- Sex
- Male
- Sole proprietor
- No
- License
- 219265 (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
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
- 2005-11-04
- Last updated
- 2012-08-13
Frequently asked questions
- What is Alexander Green's NPI number?
- Alexander Green's National Provider Identifier (NPI) is 1548251853, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Alexander Green's specialty?
- Alexander Green is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Alexander Green located?
- Alexander Green's practice location on file with NPPES is 15 Parkman St, Boston, MA 02114-2696.
- What is Alexander Green's phone number?
- The practice phone number listed in the NPPES registry for Alexander Green is (617) 724-0909.
- Does Alexander Green accept Medicare?
- Alexander Green is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Alexander Green's NPI active?
- Yes — Alexander Green's NPI (1548251853) is active in the NPPES registry as of the last update on 2012-08-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.