PREMIER PRIMARY CARE PHYSICIANS S.C.
NPI 1427140557
Internal Medicine in Carol Stream, IL
About Premier Primary Care Physicians S.c. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
PREMIER PRIMARY CARE PHYSICIANS S.C. (NPI 1427140557) is a healthcare organization registered as an internal medicine in Carol Stream, Illinois and active in the NPI registry since September 2006. The organization holds a CLIA Waiver certificate valid through April 11, 2028 and lists Nausheen Hasan, President, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 3
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)
Premier Primary Care Physicians S.c. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
3Medicare enrollment records show 3 clinicians reassign Medicare billing to Premier Primary Care Physicians S.C., which bills Medicare for the services they deliver. Of these, 1 practice at this address and 3 within 10 miles. They are listed nearest first.
Clinicians, nearest first (3)
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 of Waiver 14D2039578
Premier Primary Care Physicians Sc · Carol Stream, ILFrequently 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 Premier Primary Care Physicians S.C.'s NPI number?
The NPI number for Premier Primary Care Physicians S.C. is 1427140557. It was assigned to this organization in the NPPES registry on September 28, 2006.
Where is Premier Primary Care Physicians S.C. located?
Premier Primary Care Physicians S.C. is located at 371 S. Main Place, Carol Stream, IL 60188. The listed phone number is (630) 260-2409.
What is Premier Primary Care Physicians S.C.'s specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Premier Primary Care Physicians S.C. enrolled in Medicare?
Yes. Premier Primary Care Physicians S.C. is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Premier Primary Care Physicians S.C.?
According to the CMS Revalidation Reassignment List (October 2026 release), 3 clinicians reassign their Medicare billing to Premier Primary Care Physicians S.C., in Internal Medicine and Nurse Practitioner. 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. Of these, 1 practice at this address and 3 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Does Premier Primary Care Physicians S.C. hold a CLIA laboratory certificate?
Yes. A Certificate of Waiver (number 14D2039578) is associated with this NPI, valid through April 11, 2028. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.
When was this NPI record last updated?
The NPPES record for Premier Primary Care Physicians S.C. was last updated on July 30, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.
# Premier Primary Care Physicians S.c. · NPI 1427140557
Internal Medicine organization in Carol Stream, Illinois. Organization record, active in the CMS NPPES registry since September 28, 2006.
## Identity
- **NPI:** 1427140557 (Entity type: Organization)
- **Enumerated:** September 28, 2006
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **Organization subpart:** No
- **Authorized official:** Nausheen Hasan, PRESIDENT
## Practice location
- **Address:** 371 S. MAIN PLACE, Carol Stream, IL 60188
- **Phone:** (630) 260-2409 · **Fax:** (630) 682-1960
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 3 clinicians in 2 Medicare specialties reassign Medicare billing to this organization (form CMS-855R); largest: Nurse Practitioner (2), Internal Medicine (1); 1 practice at this address and 3 within 10 miles · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** July 30, 2015
- **Other identifiers:** Medicaid 0360963282 (IL); Medicare UPIN G1058 (IL); Medicare ID-Type Unspecified 5810200 (IL)
- **CLIA laboratory certificates:** 1 on file
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Source: [NPI Profile](https://npiprofile.com/npi/1427140557) · Data from the CMS NPPES public registry.