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Dr. Patrick F. Williams, D.O.

Radiology (Diagnostic Radiology Physician)

  • Medicare participating

At a glance

Years since graduation
12
In the NPI registry since
2014
Medicare patients seen, 2024
3,611

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

  • 2014Medical school: Kansas City University of Physicians and Surgeons
  • 2014Registered 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

  • Diagnostic Radiology Physician primary
    MO license 2015017292

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

Map: Radiology 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
3,611
Services billed
6,335
Patients’ average age
74
Most frequent Medicare services, 2023
ServiceTimesPatients
Screening mammography972972
Screening 3d breast mammography942942
X-ray of chest, 1 view796660
X-ray of chest, 2 views294290
Ct scan of abdomen and pelvis with contrast279267
Ct scan head or brain without contrast274263
Ct scan of blood vessels of chest with contrast142141
Ct scan of chest without contrast132129
Ct scan of chest with contrast128121
Ct scan of abdomen and pelvis without contrast10199

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.

Other Radiology clinicians in Pittsburgh

Sources

NPI registry (CMS NPPES, November 2026; record last updated September 29, 2026), 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 Information is self-reported or billed data and may be out of date; call before visiting.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 1841619871. Official NPI registry record (opens in a new tab). Clinicians can correct their information in NPPES; changes appear here after our next monthly update.