GIANNA MARIE MCEVOY D.O.
NPI 1366889230
Obstetrics & Gynecology in Lewiston, NY
About Gianna Marie Mcevoy D.o. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
GIANNA MARIE MCEVOY D.O. (NPI 1366889230) is an individual obstetrics & gynecology provider in Lewiston, New York, licensed in New York (289574) and active in the NPI registry since May 2013. She is enrolled in Medicare PECOS, is affiliated with Kaleida Health, and is a graduate of New York College Of Osteo Medicine Of New York Institute Of Technology (2013).
NPPES Registry Identity
Specialties & Licenses 2
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Gianna Marie Mcevoy D.o. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
6Medicare enrollment records show Gianna Mcevoy reassigns Medicare billing to 6 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Lewiston, NY 14092
- Reassigned Medicare billing, New York enrollment
- Medicare enrollment name: Mount St. Marys Hospital Of Niagara Falls
- 289 clinicians in this Medicare group
Niagara Falls, NY 14304
- Reassigned Medicare billing, New York enrollment
- 332 clinicians in this Medicare group
Kenmore, NY 14217
- Reassigned Medicare billing, New York enrollment
- 271 clinicians in this Medicare group
Buffalo, NY 14214
- Reassigned Medicare billing, New York enrollment
- 515 clinicians in this Medicare group
Buffalo, NY 14220
- Reassigned Medicare billing, New York enrollment
- 499 clinicians in this Medicare group
Dunkirk, NY 14048
- Reassigned Medicare billing, New York enrollment
- 572 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims 3
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Kaleida Health
Acute Care Hospitals · Buffalo, NYPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 14092 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
LEWISTON, NY 14092
LEWISTON, NY 14092
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Gianna Mcevoy's NPI number?
The NPI number for Gianna Mcevoy is 1366889230. It was assigned to this individual provider in the NPPES registry on May 31, 2013.
Where is Gianna Mcevoy located?
Gianna Mcevoy practices at 5300 Military Rd, Lewiston, NY 14092. The listed phone number is (716) 297-4800.
What is Gianna Mcevoy's specialty?
The primary specialty registered for this NPI is Obstetrics & Gynecology with taxonomy code 207V00000X.
Is Gianna Mcevoy enrolled in Medicare?
Yes. Gianna Mcevoy is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for Gianna Mcevoy's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Gianna Mcevoy reassigns Medicare benefits to 6 organizations: Mount St. Mary's Hospital Of Niagara Falls (Lewiston, NY), Trinity Medical Wny PC (Niagara Falls, NY), Kenmore Mercy Hospital (Kenmore, NY), Sisters Of Charity Hospital Of Buffalo New York (Buffalo, NY), Mercy Hospital Of Buffalo (Buffalo, NY) and 1 more organization, listed in the Medicare section above. Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Gianna Mcevoy's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Gianna Mcevoy affiliated with any hospitals?
According to CMS data, Gianna Mcevoy is affiliated with Kaleida Health.
When was this NPI record last updated?
The NPPES record for Gianna Mcevoy was last updated on November 12, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.