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Dr. Brian Whyms, DO

Internal Medicine (Internal Medicine Physician)

  • Medicare participating

At a glance

Years since graduation
10
In the NPI registry since
2016
Medicare patients seen, 2024
305

Licensed in Illinois since 2023, 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

  • 2016Registered 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

  • Internal Medicine Physician primary
    IA license DO-05326 · IL license 036165589 (first issued 2023; active) · IN license 02007685A · MI license EMC0005157 · MN license 73220 · MO license 2024041979 · OH license 34C.000134 · WI license 1865-321

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
305
Services billed
492
Patients’ average age
80
Most frequent Medicare services, 2023
ServiceTimesPatients
Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes475351
Initial nursing facility care with high level of medical decision making, per day, if using time, at least 45 minutes357343
Subsequent nursing facility care with high level of medical decision making, per day, if using time, at least 45 minutes252202
Initial nursing facility care with moderate level of medical decision making, per day, if using time, at least 35 minutes3434
Advance care planning, first 30 minutes1211

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, 3 companies reported 4 payments worth $496 in total to this clinician.

By company
Neurocrine Biosciences, Inc.$257
Sk Life Science, Inc.$146
Acadia Pharmaceuticals Inc$92.27
By type
Food and Beverage$496

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 Iowa →

Other Internal Medicine clinicians in Des Moines

Sources

NPI registry (CMS NPPES, November 2026; record last updated November 12, 2024), 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 1821440066. Official NPI registry record (opens in a new tab). Clinicians can correct their information in NPPES; changes appear here after our next monthly update.