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SUDHEER R KARNATI MD PA
NPI 1396850954
Internal Medicine in Lufkin, TX

Active since August 21, 2006CLIA 45D0961371 · Waiver
5 MEDICAL CENTER BLVD, LUFKIN, TX 75904(936) 632-5529(936) 634-1003 Get Directions Write a Review

NPPES record last updated: November 20, 2009. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About Sudheer R Karnati Md Pa NPPES

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

SUDHEER R KARNATI MD PA (NPI 1396850954) is a healthcare organization registered as an internal medicine in Lufkin, Texas and active in the NPI registry since August 2006. The organization holds a CLIA Waiver certificate valid through February 23, 2027 and lists Sudheer Reddy Karnati, Doctor, as its authorized official.

NPPES Registry Identity

NPI1396850954
Entity TypeOrganization
Primary Taxonomy207R00000X
Legal Business NameSUDHEER R KARNATI MD PA
Location Address5 MEDICAL CENTER BLVDLufkin, TX 75904-3173
Mailing Address5 Medical Center BlvdLufkin, TX 75904-3173 · (936) 632-5529 · Fax (936) 634-1003
Phone(936) 632-5529
Fax(936) 634-1003
Organization SubpartNo
Authorized OfficialSudheer Reddy KarnatiDoctor · (936) 634-1003
Enumeration DateAugust 21, 2006
Last NPPES UpdateNovember 20, 2009
✔ NPI 1396850954 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in TX · K6619
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
5 MEDICAL CENTER BLVD, Lufkin, TX 75904
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Other Identifiers 3

Medicaid149215901TX
Medicare UPING80540
Medicare ID-Type Unspecified00829RTX

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Sudheer R Karnati Md 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 Sudheer R Karnati MD PA, which bills Medicare for the services this clinician delivers.

Clinician (1)

Sudheer Karnati, MD
Internal Medicine
NPI 1811186596
5 MEDICAL CENTER BLVD
Lufkin, TX 75904
(936) 634-1003
✔ 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 45D0961371

Sudheer R Karnati MD · Lufkin, TX
Active · expires Feb 23, 2027
CLIA Number45D0961371
Laboratory TypePhysician Office
Certificate Effective DateFebruary 24, 2025
Certificate Expiration DateFebruary 23, 2027
Laboratory DirectorSudheer R. Karnati
Laboratory Phone(936) 634-1003
Laboratory LocationSudheer R Karnati MD#5 Medical Centre Blvd, Lufkin, TX 75904
CLIA data matches this NPI record on: 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 Sudheer R Karnati MD PA's NPI number?

The NPI number for Sudheer R Karnati MD PA is 1396850954. It was assigned to this organization in the NPPES registry on August 21, 2006.

Where is Sudheer R Karnati MD PA located?

Sudheer R Karnati MD PA is located at 5 Medical Center Blvd, Lufkin, TX 75904. The listed phone number is (936) 632-5529.

What is Sudheer R Karnati MD PA's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Sudheer R Karnati MD PA enrolled in Medicare?

Yes. Sudheer R Karnati MD PA is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Sudheer R Karnati MD PA?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Internal Medicine) reassigns their Medicare billing to Sudheer R Karnati MD 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 Sudheer R Karnati MD PA hold a CLIA laboratory certificate?

Yes. A Certificate of Waiver (number 45D0961371) is associated with this NPI, valid through February 23, 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 Sudheer R Karnati MD PA was last updated on November 20, 2009. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.