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LEONARD M. THOME, M.D., P.A.
NPI 1700121753
Internal Medicine - Cardiovascular Disease in Port Arthur, TX

Active since December 03, 2012CLIA 45D2066326 · Waiver
3820 HIGHWAY 365, SUITE 100, PORT ARTHUR, TX 77642(409) 729-9114(409) 729-9197 Get Directions Write a Review

NPPES record last updated: December 3, 2012. Verified against the NPPES registry weekly; last sync: October 04, 2026.

About Leonard M. Thome, M.d., P.a. NPPES

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

LEONARD M. THOME, M.D., P.A. (NPI 1700121753) is a healthcare organization registered as a cardiovascular disease in Port Arthur, Texas and active in the NPI registry since December 2012. The organization holds a CLIA Waiver certificate valid through September 24, 2027 and lists Leonard M Thome, President, as its authorized official.

NPPES Registry Identity

NPI1700121753
Entity TypeOrganization
Primary Taxonomy207RC0000X
Legal Business NameLEONARD M. THOME, M.D., P.A.
Location Address3820 HIGHWAY 365, SUITE 100Port Arthur, TX 77642-7543
Mailing Address3820 Highway 365, Suite 100Port Arthur, TX 77642-7543 · (409) 729-9114 · Fax (409) 729-9197
Phone(409) 729-9114
Fax(409) 729-9197
Organization SubpartNo
Authorized OfficialLeonard M ThomePresident · (409) 729-9114
Enumeration DateDecember 3, 2012
✔ NPI 1700121753 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Cardiovascular DiseaseAllopathic & Osteopathic Physicians
Taxonomy Code207RC0000X
Definition
An internist who specializes in diseases of the heart and blood vessels and manages complex cardiac conditions such as heart attacks and life-threatening, abnormal heartbeat rhythms.
3820 HIGHWAY 365, Port Arthur, TX 77642
Open in Google Maps ↗

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

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 45D2066326

Leonard M Thome, MD PA · Nederland, TX
Active · expires Sep 24, 2027
CLIA Number45D2066326
Laboratory TypePhysician Office
Certificate Effective DateSeptember 25, 2025
Certificate Expiration DateSeptember 24, 2027
Laboratory DirectorLeonard M. Thome
Laboratory Phone(409) 729-9114
Laboratory LocationLeonard M Thome, MD PA2400 Hwy 365, Suite 201, Nederland, TX 77627
CLIA data matches this NPI record on: Phone
This certificate is issued to a laboratory to perform only waived tests.

Other Providers at the Same Location NPPES 6

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

KRISTI F SONNIER F.N.P.
Nurse Practitioner (Family)
3820 HIGHWAY 365, STE 300
PORT ARTHUR, TX 77642
Jefferson County (409) 722-0808
DR. BARRY RAY MILLER M.A.
Surgery
3820 HIGHWAY 365, SUITE 200
PORT ARTHUR, TX 77642
Jefferson County (409) 721-5150
SMITH AND THOME CARDIOVASCULAR CONSULTANTS, LLP
Internal Medicine (Cardiovascular Disease)
3820 HIGHWAY 365, SUITE 100
PORT ARTHUR, TX 77642
Jefferson County (409) 729-9114
PORT ARTHUR SURGICAL ASSOCIATION
Specialist
3820 HIGHWAY 365, SUITE 200
PORT ARTHUR, TX 77642
Jefferson County (409) 721-5150
MIDCOUNTY FAMILY PHYSICIANS ASSOCIATES, LLP
Family Medicine
3820 HIGHWAY 365, STE 100
PORT ARTHUR, TX 77642
Jefferson County (409) 722-3416
DR. LEONARD M. THOME M.D.
Internal Medicine (Interventional Cardiology)
3820 HIGHWAY 365, SUITE 100
PORT ARTHUR, TX 77642
Jefferson County (409) 729-9114

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 Leonard M. Thome, M.D., P.A.'s NPI number?

The NPI number for Leonard M. Thome, M.D., P.A. is 1700121753. It was assigned to this organization in the NPPES registry on December 3, 2012.

Where is Leonard M. Thome, M.D., P.A. located?

Leonard M. Thome, M.D., P.A. is located at 3820 Highway 365 Suite 100, Port Arthur, TX 77642. The listed phone number is (409) 729-9114.

What is Leonard M. Thome, M.D., P.A.'s specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Cardiovascular Disease, with taxonomy code 207RC0000X.

Does Leonard M. Thome, M.D., P.A. hold a CLIA laboratory certificate?

Yes. A Certificate of Waiver (number 45D2066326) is associated with this NPI, valid through September 24, 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 Leonard M. Thome, M.D., P.A. was last updated on December 3, 2012. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.