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Dr. Thomas L. Matthew, MD

Cardiothoracic Surgery (Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician)

  • Medicare participating

At a glance

Years since graduation
41
In the NPI registry since
2005
Medicare patients seen, 2024
204

Licensed in Colorado since 2002, according to the Colorado Department of Regulatory Agencies. 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

  • 1985Medical school: Columbia University College of Physicians and Surgeons
  • 2005Registered 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

  • Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician primary
    MD license D83797 · CO license 41107 (first issued 2002; expired) · WI license 4076
  • Cardiovascular Disease Physician
    WI license 4076
  • Surgery Physician
    CO license 41107 (first issued 2002; expired) · MD license D83797

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

Map: Cardiothoracic Surgery 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
204
Services billed
496
Patients’ average age
78
Most frequent Medicare services, 2023
ServiceTimesPatients
New patient office or other outpatient visit, 60-74 minutes8484
Established patient office or other outpatient visit, 40-54 minutes7261
Replacement of aortic valve through the skin and femoral artery3737
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes3131
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes1414
New patient office or other outpatient visit, 45-59 minutes1111

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.

Payments from drug and device companies

In 2025, 7 companies reported 18 payments worth $1,155 in total to this clinician.

By type
Food and Beverage$1,155

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 Maryland →

Other Cardiothoracic Surgery clinicians in Bethesda

Sources

NPI registry (CMS NPPES, November 2026; record last updated May 28, 2024), 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 1750372231. Official NPI registry record (opens in a new tab). Clinicians can correct their information in NPPES; changes appear here after our next monthly update.