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Dr. Michael R. Corey, M.D.

Vascular Surgery (Vascular Surgery Physician)

  • Medicare participating

At a glance

Years since graduation
18
In the NPI registry since
2008
Medicare patients seen, 2024
628

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

  • 2008Medical school: Tufts University School of Medicine
  • 2008Registered 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

  • Vascular Surgery Physician primary
    TN license 75990

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

Map: Vascular 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
628
Services billed
1,244
Patients’ average age
75
Most frequent Medicare services, 2023
ServiceTimesPatients
Established patient office or other outpatient visit, 30-39 minutes140120
New patient office or other outpatient visit, 45-59 minutes4444
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes3434
Ultrasound study of arm or leg veins with compression and maneuvers3131
Ultrasound study of one arm or leg veins with compression and maneuvers3030
Ultrasound of both sides of head and neck blood flow2929
Ultrasound study of arm and leg arteries2828
Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes2727
Ultrasound of leg arteries or artery grafts2323
Ultrasound of hemodialysis access2222

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, 19 companies reported 52 payments worth $2,700 in total to this clinician.

By type
Food and Beverage$2,700

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 Vascular Surgery clinicians in Germantown

Sources

NPI registry (CMS NPPES, November 2026; record last updated September 19, 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 1033382122. Official NPI registry record (opens in a new tab). Clinicians can correct their information in NPPES; changes appear here after our next monthly update.