Margaret Corcoran, FNP
NPI 1578737482 · Family Nurse Practitioner · Buffalo, NY
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Margaret Corcoran, FNP is a Family Nurse Practitioner provider in Buffalo, NY (NPI 1578737482).
Provider details
- NPI number
- 1578737482
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- FNP
- Sex
- Female
- Sole proprietor
- No
- License
- 335430 (NY)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
18 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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.
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$18 across 1 record (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2008-04-22
- Last updated
- 2021-09-09
- Certified
- 2021-09-09
Frequently asked questions
- What is Margaret Corcoran's NPI number?
- Margaret Corcoran's National Provider Identifier (NPI) is 1578737482, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Margaret Corcoran's specialty?
- Margaret Corcoran is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Margaret Corcoran located?
- Margaret Corcoran's practice location on file with NPPES is 1300 Elmwood Ave, Buffalo, NY 14222-1004.
- What is Margaret Corcoran's phone number?
- The practice phone number listed in the NPPES registry for Margaret Corcoran is (716) 878-6711.
- Does Margaret Corcoran accept Medicare?
- Margaret Corcoran is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Margaret Corcoran's NPI active?
- Yes — Margaret Corcoran's NPI (1578737482) is active in the NPPES registry as of the last update on 2021-09-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.