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Dr. Michael A. Smith, MD

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

500 W Thomas Rd Ste 500
Phoenix, AZ 85013

Who else practices at this address →

Maricopa County includes primary care (13% of residents) and dental (0% of residents) and mental health (4% of residents) shortage areas. About shortage areas

Call (602) 406-4000

  • Medicare participating

At a glance

Years since graduation
32
In the NPI registry since
2006
Medicare patients seen, 2024
94

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

  • 1994Medical school: University of California, San Francisco School of Medicine
  • 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

  • Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician primary
    AZ license 36416

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
94
Services billed
179
Patients’ average age
73
Most frequent Medicare services, 2023
ServiceTimesPatients
Established patient office or other outpatient visit, 20-29 minutes2824
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope2423
Telephone medical discussion with physician, 11-20 minutes1615
Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope1111
Telephone medical discussion with physician, 5-10 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, 2 companies reported 2 payments worth $100 in total to this clinician.

By type
Food and Beverage$100

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 Arizona →

Industry-funded research

Named as a principal investigator on 2 industry-funded studies in 2025, from 1 companies. The companies reported $8,860 in research payments for these studies, mostly to the institutions running them.

  • OCS-LUN-TOP-II
    Transmedics, Inc.
  • OCS-LUN-PAS01
    Transmedics, Inc.

From CMS Open Payments research payments, where companies name up to five principal investigators per payment. Research payments usually go to hospitals, universities and research sites, not to the investigator personally. A payment is not evidence of wrongdoing.

Other Cardiothoracic Surgery clinicians in Phoenix

Sources

NPI registry (CMS NPPES, November 2026; record last updated February 27, 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 1033138706. Official NPI registry record (opens in a new tab). Clinicians can correct their information in NPPES; changes appear here after our next monthly update.