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Dr. Thomas M. Brown JR., M.D.

Cardiology (Cardiovascular Disease Physician)

  • Medicare participating

At a glance

Years since graduation
57
In the NPI registry since
2005
Medicare patients seen, 2024
294

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

  • 1969Medical school: Vanderbilt University School of Medicine
  • 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

  • Cardiovascular Disease Physician primary
    IA license 20091

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
294
Services billed
694
Patients’ average age
77
Most frequent Medicare services, 2023
ServiceTimesPatients
Established patient office or other outpatient visit, 30-39 minutes243171
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only130124
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes6328
Established patient office or other outpatient visit, 20-29 minutes4137
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes3535
Ultrasound of heart with color-depicted blood flow, rate and valve function2322
Ultrasound of heart blood flow, valves and chambers2222
Interpretation and report of ultrasound of heart1818

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.

Other Cardiology clinicians in Des Moines

Sources

NPI registry (CMS NPPES, November 2026; record last updated July 30, 2015), 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 1669454930. Official NPI registry record (opens in a new tab). Clinicians can correct their information in NPPES; changes appear here after our next monthly update.