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Dr. Robert Garrett, MD

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

  • Medicare participating

At a glance

Years since graduation
44
In the NPI registry since
2006
Medicare patients seen, 2024
258

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

  • 1982Medical school: University of Oklahoma College 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
    OK license 14570

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
258
Services billed
534
Patients’ average age
76
Most frequent Medicare services, 2023
ServiceTimesPatients
New patient office or other outpatient visit, 45-59 minutes137137
Established patient office or other outpatient visit, 30-39 minutes6961
New patient office or other outpatient visit, 60-74 minutes6262
Harvest of vein using an endoscope4343
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes4040
Coronary artery bypass using artery graft, 1 graft3333
Coronary artery bypass using vein or artery graft, 2 grafts2626
Removal of blood clot and portion of chest, neck, or brain artery2322
Established patient office or other outpatient visit, 40-54 minutes2322
Established patient office or other outpatient visit, 10-19 minutes1817

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

Most prescribed drugs, Medicare Part D 2024
DrugPrescriptions
Metoprolol Tartrate
Other prescribers in Tulsa, OK
45
Atorvastatin Calcium
Other prescribers in Tulsa, OK
12

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, 18 companies reported 54 payments worth $2,556 in total to this clinician.

By type
Food and Beverage$2,556

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 Oklahoma →

Other Cardiothoracic Surgery clinicians in Tulsa

Sources

NPI registry (CMS NPPES, November 2026; record last updated October 18, 2018), 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 1740215292. Official NPI registry record (opens in a new tab). Clinicians can correct their information in NPPES; changes appear here after our next monthly update.