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Dr. Michael G. Wagner, DO

Internal Medicine (Internal Medicine Physician)

  • Medicare participating

At a glance

Years since graduation
6
In the NPI registry since
2020
Medicare patients seen, 2024
230

Licensed in Connecticut since 2023, according to the Connecticut Department of Public Health. We show license dates only for the states that publish them in bulk; see which states do. For other states, check the state medical board.

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

  • 2020Medical school: Liberty Univ College of Osteopathic Medicine
  • 2020Registered 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

  • Internal Medicine Physician primary
    CT license 74026 (first issued 2023; active)

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

Map: Internal Medicine 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
230
Services billed
670
Patients’ average age
79
Most frequent Medicare services, 2023
ServiceTimesPatients
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes7137
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes4530
Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes3313
Hospital discharge day management, more than 30 minutes2524

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 Internal Medicine clinicians in Bridgeport

Sources

NPI registry (CMS NPPES, November 2026; record last updated July 7, 2023), 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 1174145569. Official NPI registry record (opens in a new tab). Clinicians can correct their information in NPPES; changes appear here after our next monthly update.