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Dr. Michael B. Mikolaj, M.D.

Cardiology (Cardiovascular Disease Physician)

  • Medicare participating

At a glance

Years since graduation
17
In the NPI registry since
2009
Medicare patients seen, 2024
1,604

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. What an NPI is

Education and training

  • 2009Medical school: Ohio State University College of Medicine
  • 2009Registered with an NPI (national billing number; not a license date)

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 54156
  • Nuclear Cardiology Physician
    TN license 54156

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
1,604
Services billed
2,913
Patients’ average age
75
Most frequent Medicare services, 2023
ServiceTimesPatients
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only1,122917
Ultrasound of heart with color-depicted blood flow, rate, direction and valve function700663
Exercise or drug-induced heart stress test with electrocardiogram (ecg) with review by physician245244
Exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision by physician188187
Nuclear medicine studies of heart muscle at rest and with stress and spect187186
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes176105
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes133124
Established patient office or other outpatient visit, 30-39 minutes10675
Heart muscle strain imaging6767
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes6741

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, 12 companies reported 18 payments worth $410 in total to this clinician.

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 →

Other Cardiology clinicians in Chattanooga

Sources

NPI registry (CMS NPPES, November 2026; record last updated January 26, 2022), 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 1760616601. Official NPI registry record (opens in a new tab). Clinicians can correct their information in NPPES; changes appear here after our next monthly update.