Margaret Mcaloon, MD
NPI 1932200540 · Internal Medicine Physician · Buffalo, NY
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Margaret Mcaloon, MD is a Internal Medicine Physician provider in Buffalo, NY (NPI 1932200540).
Provider details
- NPI number
- 1932200540
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 145647 (NY)
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
19 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
- 2006-09-26
- Last updated
- 2011-11-30
Frequently asked questions
- What is Margaret Mcaloon's NPI number?
- Margaret Mcaloon's National Provider Identifier (NPI) is 1932200540, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Margaret Mcaloon's specialty?
- Margaret Mcaloon is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Margaret Mcaloon located?
- Margaret Mcaloon's practice location on file with NPPES is 239 Bryant St, Buffalo, NY 14222-2006.
- What is Margaret Mcaloon's phone number?
- The practice phone number listed in the NPPES registry for Margaret Mcaloon is (716) 878-7655.
- Does Margaret Mcaloon accept Medicare?
- Margaret Mcaloon is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Margaret Mcaloon's NPI active?
- Yes — Margaret Mcaloon's NPI (1932200540) is active in the NPPES registry as of the last update on 2011-11-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.