BUFFALO RHEUMATOLOGY AND MEDICINE PLLC
NPI 1013027663
Specialist in Amherst, NY
About Buffalo Rheumatology And Medicine Pllc NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
BUFFALO RHEUMATOLOGY AND MEDICINE PLLC (NPI 1013027663), doing business as Buffalo Rheumatology, is a healthcare organization registered as a specialist in Amherst, New York and active in the NPI registry since August 2006. The organization holds a CLIA Microscopy certificate valid through December 21, 2027 and lists Joseph M Grisanti, Medical Director, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Other Names 1
Other Identifiers 2
Group Practice 1
Medicare Participation & PECOS CMS
Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Buffalo Rheumatology And Medicine Pllc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
13Medicare enrollment records show 13 clinicians reassign Medicare billing to Buffalo Rheumatology And Medicine PLLC, which bills Medicare for the services they deliver. Of these, 3 practice within 10 miles. They are listed nearest first.
Clinicians by Medicare Specialty 3
Clinicians, nearest first (13)
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
CLIA Laboratory Certificates CMS CLIA
Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.
Certificate for Provider-Performed Microscopy Procedures (PPMP) 33D0169435
Buffalo Rheumatology And Medicine PLLC · Orchard Park, NYFrequently 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 Buffalo Rheumatology And Medicine PLLC's NPI number?
The NPI number for Buffalo Rheumatology And Medicine PLLC is 1013027663. It was assigned to this organization in the NPPES registry on August 30, 2006. The provider was formerly known as Buffalo Rheumatology.
Where is Buffalo Rheumatology And Medicine PLLC located?
Buffalo Rheumatology And Medicine PLLC is located at 3500 Sheridan Dr, Amherst, NY 14226. The listed phone number is (716) 204-4263.
What is Buffalo Rheumatology And Medicine PLLC's specialty?
The primary specialty registered for this NPI is Specialist with taxonomy code 174400000X.
Is Buffalo Rheumatology And Medicine PLLC enrolled in Medicare?
Yes. Buffalo Rheumatology And Medicine PLLC is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Buffalo Rheumatology And Medicine PLLC?
According to the CMS Revalidation Reassignment List (October 2026 release), 13 clinicians in 3 Medicare specialties reassign their Medicare billing to Buffalo Rheumatology And Medicine PLLC. A 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 the clinician's services. The largest specialties are Nurse Practitioner (5), Rheumatology (5) and Internal Medicine (3). Of these, 3 practice within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Does Buffalo Rheumatology And Medicine PLLC hold a CLIA laboratory certificate?
Yes. A Certificate for Provider-Performed Microscopy Procedures (PPMP) (number 33D0169435) is associated with this NPI, valid through December 21, 2027. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.
When was this NPI record last updated?
The NPPES record for Buffalo Rheumatology And Medicine PLLC was last updated on October 31, 2014. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.
# Buffalo Rheumatology And Medicine Pllc · NPI 1013027663
Specialist organization in Amherst, New York. Organization record, active in the CMS NPPES registry since August 30, 2006.
## Identity
- **NPI:** 1013027663 (Entity type: Organization)
- **Enumerated:** August 30, 2006
- **Primary specialty:** Specialist · taxonomy 174400000X
- **Organization subpart:** No
- **Authorized official:** Joseph Grisanti, MEDICAL DIRECTOR
## Practice location
- **Address:** 3500 SHERIDAN DR, Amherst, NY 14226-1548
- **Phone:** (716) 204-4263 · **Fax:** (716) 204-4264
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 13 clinicians in 3 Medicare specialties reassign Medicare billing to this organization (form CMS-855R); largest: Nurse Practitioner (5), Rheumatology (5), Internal Medicine (3); 3 practice within 10 miles · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** October 31, 2014
- **Other identifiers:** Medicare UPIN H82525 (NY); Medicare ID-Type Unspecified 017021 (NY)
- **CLIA laboratory certificates:** 1 on file
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Source: [NPI Profile](https://npiprofile.com/npi/1013027663) · Data from the CMS NPPES public registry.