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Dr. Weldon L. Smith JR., M.D.

Internal Medicine (Internal Medicine Physician)

  • Medicare participating

At a glance

Years since graduation
50
In the NPI registry since
2006
Medicare patients seen, 2024
437

Licensed in Texas since 1976, according to the Texas Medical Board. We show license dates only for the states that publish them in bulk; see which states do. For other states, check the state medical board.

The NPI date is when this clinician registered for a National Provider Identifier, the billing number used on health claims. It is not a license, graduation or board-certification date. NPIs were first issued in May 2005 and became required on claims in 2007–2008, so an early date usually means the clinician was already in practice before then. What an NPI is

Education and training

  • 1976Medical school: University of Texas Southwestern Medical School at Dallas
  • 2006Registered with an NPI (national billing number; not a license date) — NPIs began in 2005, so practice likely started earlier

Undergraduate school, residency, fellowship, licensing exams and board certification aren’t in public federal data. Board certification can be confirmed with the certifying board (ABMS member boards for MDs, AOA boards for DOs).

Specialties and state licenses

  • Internal Medicine Physician primary
    TX license E6625 (first issued 1976; active)

As reported to the NPI registry. To confirm a license is current, check the state medical board.

Map: Internal Medicine per capita by county →

Where they work

Hospitals

Medical groups

Hospitals this clinician lists with Medicare, and groups they bill Medicare through (Care Compare). Affiliation doesn’t mean they see patients at every location.

Medicare patients and services

Medicare patients, 2024
437
Services billed
7,048
Patients’ average age
78
Most frequent Medicare services, 2023
ServiceTimesPatients
Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml1,50014
Established patient office or other outpatient visit, 30-39 minutes1,107454
Insertion of needle into vein for collection of blood sample1,063451
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report835421
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit384384
X-ray of chest, 2 views260200
Detection test by immunoassay with direct visual observation for influenza virus18681
Administration of influenza virus vaccine132130
Influenza vaccine split virus, preservative free107107
Detection test by immunoassay technique for severe acute respiratory syndrome coronavirus9281

Medicare fee-for-service only. CMS leaves out services billed for fewer than 11 patients. These figures describe a practice’s Medicare work; they aren’t a measure of quality.

Medicare prescriptions

Prescriptions filled under Medicare Part D, including refills. CMS leaves out drugs prescribed fewer than 11 times.

Payments from drug and device companies

In 2025, 19 companies reported 51 payments worth $1,112 in total to this clinician.

By company
Novo Nordisk Inc$239
AstraZeneca Pharmaceuticals LP$211
Sumitomo Pharma America, Inc.$83.12
Sanofi Pasteur Inc.$59.13
Averitas Pharma Inc.$55.44
Inspire Medical Systems, Inc.$48.89
Pfizer Inc.$46.96
Sanofi-aventis U.S. LLC$45.32
By type
Food and Beverage$1,112

From CMS Open Payments. A payment is not evidence of wrongdoing; many are for consulting, teaching or meals. Clinicians can review and dispute their records with CMS.

Who received the most in Texas →

Other Internal Medicine clinicians in Dallas

Sources

NPI registry (CMS NPPES, November 2026; record last updated October 11, 2026), Medicare Care Compare, Medicare Physician & Other Practitioners (2024), Medicare Part D Prescribers (2024) and Open Payments (2025). Information is self-reported or billed data and may be out of date; call before visiting.

NPI 1063425155. Official NPI registry record (opens in a new tab). Clinicians can correct their information in NPPES; changes appear here after our next monthly update.