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Dr. Peyton Thomas, MD

Hospitalist (Hospitalist Physician)

  • Medicare participating

At a glance

Years since graduation
6
In the NPI registry since
2020
Medicare patients seen, 2024
288

Licensed in Illinois since 2022, 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

  • 2020Medical school: Southern Illinois University School of 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

  • Hospitalist Physician primary
    IL license 036163027 (first issued 2022; active)
  • Internal Medicine Physician
    IL license 125076034

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

Map: Hospitalist 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
288
Services billed
849
Patients’ average age
77
Most frequent Medicare services, 2023
ServiceTimesPatients
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes14972
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes5555
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes4631
Hospital discharge day management, 30 minutes or less4444
Hospital discharge day management, more than 30 minutes3029

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 Hospitalist clinicians in Springfield

Sources

NPI registry (CMS NPPES, November 2026; record last updated July 15, 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 1619599651. Official NPI registry record (opens in a new tab). Clinicians can correct their information in NPPES; changes appear here after our next monthly update.