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ALEXANDER INTERNAL MEDICINE, PA
NPI 1639359151
Clinic/Center - Primary Care in Thomasville, NC

Active since November 13, 2007CLIA 34D1024515 · Waiver
1300 LEXINGTON AVE, THOMASVILLE, NC 27360(336) 475-9556(336) 475-9672 Get Directions Write a Review

NPPES record last updated: November 13, 2007. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About Alexander Internal Medicine, Pa NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

ALEXANDER INTERNAL MEDICINE, PA (NPI 1639359151) is a healthcare organization registered as a primary care in Thomasville, North Carolina and active in the NPI registry since November 2007. The organization holds a CLIA Waiver certificate valid through April 13, 2028 and lists Harry A Alexander, Owner, as its authorized official.

NPPES Registry Identity

NPI1639359151
Entity TypeOrganization
Primary Taxonomy261QP2300X
Legal Business NameALEXANDER INTERNAL MEDICINE, PA
Location Address1300 LEXINGTON AVEThomasville, NC 27360-3419
Mailing Address1300 Lexington AveThomasville, NC 27360-3419 · (336) 475-9556 · Fax (336) 475-9672
Phone(336) 475-9556
Fax(336) 475-9672
Organization SubpartNo
Authorized OfficialHarry A AlexanderOwner · (336) 475-9556
Enumeration DateNovember 13, 2007
✔ NPI 1639359151 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyClinic/Center · Primary CareAmbulatory Health Care Facilities
Taxonomy Code261QP2300X
License✔ Licensed in NC · 31761
1300 LEXINGTON AVE, Thomasville, NC 27360
Open in Google Maps ↗

Other Identifiers 3

Medicare UPINC87121NC
Medicare PIN2337885NC
Medicaid8910633NC

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Alexander Internal Medicine, Pa is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 1 clinician reassigns Medicare billing to Alexander Internal Medicine, PA, which bills Medicare for the services this clinician delivers.

Clinician (1)

H Alexander, M.D.
Internal Medicine
NPI 1316916653
1300 LEXINGTON AVE
Thomasville, NC 27360
(336) 475-9556
✔ PECOS✔ Accepts MedicareSame address

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 34D1024515

Alexander Internal Medicine, PA · Thomasville, NC
Active · expires Apr 13, 2028
CLIA Number34D1024515
Laboratory TypePhysician Office
Certificate Effective DateApril 14, 2026
Certificate Expiration DateApril 13, 2028
Laboratory DirectorH Anthony Alexander
Laboratory Phone(336) 475-9556
Laboratory LocationAlexander Internal Medicine, PA1300 Lexington Avenue, Thomasville, NC 27360
CLIA data matches this NPI record on: Address Name Phone
This certificate is issued to a laboratory to perform only waived tests.

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 Alexander Internal Medicine, PA's NPI number?

The NPI number for Alexander Internal Medicine, PA is 1639359151. It was assigned to this organization in the NPPES registry on November 13, 2007.

Where is Alexander Internal Medicine, PA located?

Alexander Internal Medicine, PA is located at 1300 Lexington Ave, Thomasville, NC 27360. The listed phone number is (336) 475-9556.

What is Alexander Internal Medicine, PA's specialty?

The primary specialty registered for this NPI is Clinic/Center, specializing in Primary Care, with taxonomy code 261QP2300X.

Is Alexander Internal Medicine, PA enrolled in Medicare?

Yes. Alexander Internal Medicine, PA is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Alexander Internal Medicine, PA?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Internal Medicine) reassigns their Medicare billing to Alexander Internal Medicine, PA. 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. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Does Alexander Internal Medicine, PA hold a CLIA laboratory certificate?

Yes. A Certificate of Waiver (number 34D1024515) is associated with this NPI, valid through April 13, 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 Alexander Internal Medicine, PA was last updated on November 13, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.