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Dr. Brian A. Adrian, M.D.

Family Medicine (Family Medicine Physician)

At a glance

In the NPI registry since
2009

Licensed in Illinois since 2011, according to the Illinois Department of Financial and Professional Regulation. 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

  • 2009Registered with an NPI (national billing number; not a license date)

Medicare’s Care Compare data doesn’t list this clinician’s medical school. 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

  • Family Medicine Physician primary
    ME license MD21922 · IL license 125.056362
  • Adolescent Medicine (Family Medicine) Physician
    IL license 036-128551 (first issued 2011; not renewed)
  • Adult Medicine Physician
    IL license 036-128551 (first issued 2011; not renewed)

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

Map: Family Medicine per capita by county →

Medicare patients and services

Most frequent Medicare services, 2023
ServiceTimesPatients
Established patient office or other outpatient visit, 30-39 minutes246219
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit6969
Established patient office or other outpatient visit, 20-29 minutes5957
Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional3218

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 Family Medicine clinicians in Clarksville

Sources

NPI registry (CMS NPPES, November 2026; record last updated April 23, 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 1508092305. Official NPI registry record (opens in a new tab). Clinicians can correct their information in NPPES; changes appear here after our next monthly update.