Alexander Belaia, MD
NPI 1144967993 · Emergency Medicine Physician · Boston, MA
Enrolled with Medicare as Practitioner - Emergency Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Alexander Belaia, MD is a Emergency Medicine Physician provider in Boston, MA (NPI 1144967993).
Provider details
- NPI number
- 1144967993
- Entity type
- Individual
- Primary specialty
- Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 1022354 (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
4 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
3 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 (2)
- 75 Francis StBoston, MA 02115-6106Phone: (617) 732-5636
- 506 6th StBrooklyn, NY 11215-3609Phone: (718) 780-3000
Registry dates
- Enumerated
- 2022-05-13
- Last updated
- 2025-05-15
- Certified
- 2025-05-15
Frequently asked questions
- What is Alexander Belaia's NPI number?
- Alexander Belaia's National Provider Identifier (NPI) is 1144967993, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Alexander Belaia's specialty?
- Alexander Belaia is listed in the NPPES registry with a primary specialty of Emergency Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Alexander Belaia located?
- Alexander Belaia's practice location on file with NPPES is 55 Fruit St, Boston, MA 02114-2696.
- What is Alexander Belaia's phone number?
- The practice phone number listed in the NPPES registry for Alexander Belaia is (617) 724-4100.
- Does Alexander Belaia accept Medicare?
- Alexander Belaia is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Alexander Belaia's NPI active?
- Yes — Alexander Belaia's NPI (1144967993) is active in the NPPES registry as of the last update on 2025-05-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.