IRWIN S. KORNGUT MDPA
NPI 1154611044
Internal Medicine in Dallas, TX

Q: What is Irwin S. Korngut Mdpa's NPI number?

The NPI number for Irwin S. Korngut Mdpa is 1154611044. It was assigned to this organization in the NPPES registry on April 12, 2011.

Q: What is Irwin S. Korngut Mdpa's specialty?

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

Active since April 12, 2011CLIA 45D0480575 · Microscopy

8220 WALNUT HILL LN, SUITE 110, DALLAS, TX 75231(214) 739-5505(214) 987-3194 Get Directions Write a Review

NPPES record last updated: April 12, 2011. Verified against the NPPES registry weekly; last sync: October 25, 2026.

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About Irwin S. Korngut Mdpa NPPES

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

IRWIN S. KORNGUT MDPA (NPI 1154611044) is a healthcare organization registered as an internal medicine in Dallas, Texas and active in the NPI registry since April 2011. The organization holds a CLIA Microscopy certificate valid through August 31, 2028 and lists Irwin S Korngut, Prwsident, as its authorized official.

NPPES Registry Identity

NPI1154611044

Entity TypeOrganization

Primary Taxonomy207R00000X

Legal Business NameIRWIN S. KORNGUT MDPA

Location Address8220 WALNUT HILL LN, SUITE 110Dallas, TX 75231-4427

Mailing Address8220 Walnut Hill Ln, Suite 110Dallas, TX 75231-4427 · (214) 739-5505 · Fax (214) 987-3194

Phone(214) 739-5505

Fax(214) 987-3194

Organization SubpartNo

Authorized OfficialIrwin S KorngutPrwsident · (214) 739-5505

Enumeration DateApril 12, 2011

✔ NPI 1154611044 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 · E9753

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.

8220 WALNUT HILL LN, Dallas, TX 75231

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Other Identifiers 1

Medicare UPINB24082TX

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)

Irwin S. Korngut Mdpa 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 Irwin S. Korngut Mdpa, which bills Medicare for the services this clinician delivers.

Clinician (1)

Irwin Korngut, M.D.

Internal Medicine

NPI 1669430351

8220 WALNUT HILL LN SUITE 110
Dallas, TX 75231

(214) 739-5505

✔ PECOS0.1 mi

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 for Provider-Performed Microscopy Procedures (PPMP) 45D0480575

Irwin S Korngut MD · Dallas, TX

Active · expires Aug 31, 2028

CLIA Number45D0480575

Laboratory TypePhysician Office

Certificate Effective DateSeptember 1, 2026

Certificate Expiration DateAugust 31, 2028

Laboratory DirectorIrwin S. Korngut

Laboratory Phone(214) 735-5507

Laboratory LocationIrwin S Korngut MD8220 Walnut Hill Ln Suite 110, Dallas, TX 75231

CLIA data matches this NPI record on: Address Name

This certificate is issued to a laboratory in which a physician, midlevel practitioner or dentist performs no tests other than the microscopy procedures. This certificate permits the laboratory to also perform 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 Irwin S. Korngut Mdpa's NPI number?

The NPI number for Irwin S. Korngut Mdpa is 1154611044. It was assigned to this organization in the NPPES registry on April 12, 2011.

Where is Irwin S. Korngut Mdpa located?

Irwin S. Korngut Mdpa is located at 8220 Walnut Hill Ln Suite 110, Dallas, TX 75231. The listed phone number is (214) 739-5505.

What is Irwin S. Korngut Mdpa's specialty?

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

Is Irwin S. Korngut Mdpa enrolled in Medicare?

Yes. Irwin S. Korngut Mdpa is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Irwin S. Korngut Mdpa?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Internal Medicine) reassigns their Medicare billing to Irwin S. Korngut Mdpa. 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 Irwin S. Korngut Mdpa hold a CLIA laboratory certificate?

Yes. A Certificate for Provider-Performed Microscopy Procedures (PPMP) (number 45D0480575) is associated with this NPI, valid through August 31, 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 Irwin S. Korngut Mdpa was last updated on April 12, 2011. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 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.