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Dr. John B. Bassel, MD

Internal Medicine (Internal Medicine Physician)

At a glance

Years since graduation
57
In the NPI registry since
2005

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: University of Tennessee, Hsc, College 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

  • Internal Medicine Physician primary
    TN license MD6465

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

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 prescriptions

Most prescribed drugs, Medicare Part D 2024
DrugPrescriptions
Buprenorphine-Naloxone (buprenorphine hcl/naloxone hcl)
Other prescribers in Clarksville, TN
202
Naltrexone Hcl
Other prescribers in Clarksville, TN
16

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, 4 companies reported 11 payments worth $281 in total to this clinician.

By company
Braeburn Inc.$171
Indivior Inc.$51.40
Boston Scientific Corporation$34.47
Gilead Sciences, Inc.$25.06
By type
Food and Beverage$281

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 Internal Medicine clinicians in Clarksville

Sources

NPI registry (CMS NPPES, November 2026; record last updated August 11, 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 1346235629. Official NPI registry record (opens in a new tab). Clinicians can correct their information in NPPES; changes appear here after our next monthly update.