CORNERSTONE FAMILY MEDICINE
NPI 1821310301
Family Medicine in Anderson, SC
About Cornerstone Family Medicine NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
CORNERSTONE FAMILY MEDICINE (NPI 1821310301) is a healthcare organization registered as a family medicine in Anderson, South Carolina and active in the NPI registry since February 2010. The organization lists Wilbur R Gay, Vice President Of Finance-bsmg, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Other Names 1
Other Identifiers 1
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)
Cornerstone Family Medicine is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
248Medicare enrollment records show 248 clinicians reassign Medicare billing to Cornerstone Family Medicine, which bills Medicare for the services they deliver. Of these, 4 practice within 10 miles. Listed here are the 20 practicing nearest to this location.
Clinicians by Medicare Specialty 28
Nearest to this location (20)
See all 248Greenville, SC 29615
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
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 St Francis Physician Services Inc's NPI number?
The NPI number for St Francis Physician Services Inc is 1821310301. It was assigned to this organization in the NPPES registry on February 24, 2010. The provider is doing business as Cornerstone Family Medicine.
Where is St Francis Physician Services Inc located?
St Francis Physician Services Inc is located at 801 E. Greenville St., Anderson, SC 29621. The listed phone number is (864) 255-1554.
What is St Francis Physician Services Inc's specialty?
The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.
Is St Francis Physician Services Inc enrolled in Medicare?
Yes. St Francis Physician Services Inc is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through St Francis Physician Services Inc?
According to the CMS Revalidation Reassignment List (October 2026 release), 248 clinicians in 28 Medicare specialties reassign their Medicare billing to St Francis Physician Services Inc. 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 (73), Family Practice (54) and Internal Medicine (28). Of these, 4 practice within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
When was this NPI record last updated?
The NPPES record for St Francis Physician Services Inc was last updated on July 17, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.
# Cornerstone Family Medicine · NPI 1821310301
Family Medicine organization in Anderson, South Carolina. Organization record, active in the CMS NPPES registry since February 24, 2010.
## Identity
- **NPI:** 1821310301 (Entity type: Organization)
- **Enumerated:** February 24, 2010
- **Primary specialty:** Family Medicine · taxonomy 207Q00000X
- **Legal business name:** St Francis Physician Services Inc
- **Organization subpart:** Yes (part of St Francis Physician Services Inc)
- **Authorized official:** Wilbur Gay, VICE PRESIDENT OF FINANCE-BSMG
## Practice location
- **Address:** 801 E. GREENVILLE ST., Anderson, SC 29621
- **Phone:** (864) 255-1554 · **Fax:** (864) 679-8972
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 248 clinicians in 28 Medicare specialties reassign Medicare billing to this organization (form CMS-855R); largest: Nurse Practitioner (73), Family Practice (54), Internal Medicine (28); 4 practice within 10 miles; [full list](https://npiprofile.com/npi/1821310301/clinicians) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** July 17, 2016
- **Other identifiers:** Medicare PIN 8157 (SC)
---
Source: [NPI Profile](https://npiprofile.com/npi/1821310301) · Data from the CMS NPPES public registry.