CHATHAM MEDICAL SPECIALISTS
NPI 1528337664
Internal Medicine in Siler City, NC
About Chatham Medical Specialists NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
CHATHAM MEDICAL SPECIALISTS (NPI 1528337664) is a healthcare organization registered as an internal medicine in Siler City, North Carolina and active in the NPI registry since December 2011. The organization lists Robert L Gianforcaro, 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)
Chatham Medical Specialists is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
1,329Medicare enrollment records show 1,329 clinicians reassign Medicare billing to Chatham Medical Specialists, which bills Medicare for the services they deliver. Of these, 13 practice within 10 miles. Listed here are the 20 practicing nearest to this location.
Clinicians by Medicare Specialty 48
Nearest to this location (20)
See all 1,329Source: 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 Unc Physicians Network, LLC's NPI number?
The NPI number for Unc Physicians Network, LLC is 1528337664. It was assigned to this organization in the NPPES registry on December 19, 2011. The provider is doing business as Chatham Medical Specialists.
Where is Unc Physicians Network, LLC located?
Unc Physicians Network, LLC is located at 421 N Holly Ave Suite C, Siler City, NC 27344. The listed phone number is (919) 663-3360.
What is Unc Physicians Network, LLC's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Unc Physicians Network, LLC enrolled in Medicare?
Yes. Unc Physicians Network, LLC is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Unc Physicians Network, LLC?
According to the CMS Revalidation Reassignment List (October 2026 release), 1,329 clinicians in 48 Medicare specialties reassign their Medicare billing to Unc Physicians Network, LLC. 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 (326), Family Practice (177) and Internal Medicine (169). Of these, 13 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 Unc Physicians Network, LLC was last updated on June 26, 2012. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.
# Chatham Medical Specialists · NPI 1528337664
Internal Medicine organization in Siler City, North Carolina. Organization record, active in the CMS NPPES registry since December 19, 2011.
## Identity
- **NPI:** 1528337664 (Entity type: Organization)
- **Enumerated:** December 19, 2011
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **Legal business name:** Unc Physicians Network, Llc
- **Organization subpart:** No
- **Authorized official:** Robert Gianforcaro, DIRECTOR
## Practice location
- **Address:** 421 N HOLLY AVE, SUITE C, Siler City, NC 27344-3076
- **Phone:** (919) 663-3360
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 1,329 clinicians in 48 Medicare specialties reassign Medicare billing to this organization (form CMS-855R); largest: Nurse Practitioner (326), Family Practice (177), Internal Medicine (169); 13 practice within 10 miles; [full list](https://npiprofile.com/npi/1528337664/clinicians) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** June 26, 2012
- **Other identifiers:** Medicaid 5919527 (NC); Medicare PIN 2348026 (NC)
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Source: [NPI Profile](https://npiprofile.com/npi/1528337664) · Data from the CMS NPPES public registry.