DR. MARY CATHERINE KAUDERER M.D.
NPI 1720212277
Physical Medicine & Rehabilitation in Williamsville, NY
About Dr. Mary Catherine Kauderer M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. MARY CATHERINE KAUDERER M.D. (NPI 1720212277) is an individual physical medicine & rehabilitation provider in Williamsville, New York, licensed in New York (250805-1) and active in the NPI registry since May 2009. She is enrolled in Medicare PECOS and maintains a secondary practice location in Orchard Park.
NPPES Registry Identity
Specialties & Licenses
Other Names 1
Secondary Practice Location 1
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Dr. Mary Catherine Kauderer M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
2Medicare enrollment records show Mary Kauderer reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Williamsville, NY 14221
- Reassigned Medicare billing, New York enrollment
- 344 clinicians in this Medicare group
Williamsville, NY 14221
- Reassigned Medicare billing, New York enrollment
- 676 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.
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.
WILLIAMSVILLE, NY 14221
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 Mary Kauderer's NPI number?
The NPI number for Mary Kauderer is 1720212277. It was assigned to this individual provider in the NPPES registry on May 13, 2009. The provider is also known as Dr. Mary Catherine Berowski M.D..
Where is Mary Kauderer located?
Mary Kauderer practices at 325 Essjay Rd, Williamsville, NY 14221. The listed phone number is (716) 630-1290.
What is Mary Kauderer's specialty?
The primary specialty registered for this NPI is Physical Medicine & Rehabilitation with taxonomy code 208100000X.
Is Mary Kauderer enrolled in Medicare?
Yes. Mary Kauderer is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Mary Kauderer's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Mary Kauderer reassigns Medicare benefits to 2 organizations: Buffalo Medical Group, P.C. (Williamsville, NY) and Kaleida Health (Williamsville, NY). 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 Mary Kauderer's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Mary Kauderer was last updated on October 23, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.