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Dr. Michael T. Baker, MD

Cardiology (Cardiovascular Disease Physician)

  • Medicare participating

At a glance

Years since graduation
36
In the NPI registry since
2006
Medicare patients seen, 2024
2,390

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

  • 1990Medical school: University of Tennessee, Hsc, 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

  • Cardiovascular Disease Physician primary
    TN license MD24310
  • Specialist
    TN license MD024310

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

Map: Cardiology 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
2,390
Services billed
3,649
Patients’ average age
74
Most frequent Medicare services, 2023
ServiceTimesPatients
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only1,5101,115
Ultrasound of heart with color-depicted blood flow, rate, direction and valve function751724
Established patient office or other outpatient visit, 30-39 minutes488392
Ultrasound of heart with color-depicted blood flow, rate and valve function161154
Ultrasound of heart, follow-up124119
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report116112
Ultrasound of heart blood flow, valves and chambers, follow-up111108
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes8633
Insertion of needle into vein for collection of blood sample7142
Ultrasound of heart with probe in esophagus, with report6565

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, 1 companies reported 1 payments worth $4,800 in total to this clinician.

By company
GE Healthcare$4,800
By type
Compensation for services other than consulting (speaking, faculty)$4,800

What the payments were for

Largest payments other than meals
DateCompanyWhat it was forAmount
Sep 10, 2025GE Healthcare
Sep 10, 2025
Compensation for services other than consulting (speaking, faculty)$4,800

Each payment as the company reported it, with the products it named. Meals are counted in the totals above but not listed one by one.

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 Tennessee →

Industry-funded research

Named as a principal investigator on 2 industry-funded studies in 2025, from 1 companies. The companies reported $49,810 in research payments for these studies, mostly to the institutions running them.

  • NCT04226547--Amplatzer Amulet LAAO vs. NOAC
    Abbott Laboratories
  • NCT05997446--Amulet ADVANCE LAA
    Abbott Laboratories

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 Cardiology clinicians in Nashville

Sources

NPI registry (CMS NPPES, November 2026; record last updated December 26, 2025), 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 1508839622. Official NPI registry record (opens in a new tab). Clinicians can correct their information in NPPES; changes appear here after our next monthly update.