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Dr. Daniel C. Clark, MD

Radiology (Diagnostic Radiology Physician)

  • Medicare participating

At a glance

Years since graduation
28
In the NPI registry since
2006
Medicare patients seen, 2024
2,445

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

  • 1998Medical school: University of Arkansas College of Medicine
  • 2006Registered 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

  • Diagnostic Radiology Physician primary
    AR license E-6309

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
2,445
Services billed
3,581
Patients’ average age
75
Most frequent Medicare services, 2023
ServiceTimesPatients
X-ray of chest, 1 view332283
X-ray of chest, 2 views183179
Screening mammography180180
Screening 3d breast mammography156156
Dxa bone density measurement of hip, pelvis, spine148148
Ct scan of abdomen and pelvis with contrast7570
Diagnostic digital breast tomosynthesis, unilateral or bilateral (list separately in addition to 77065 or 77066)6868
Ct scan head or brain without contrast6260
Ct scan of abdomen and pelvis without contrast4848
X-ray of abdomen, 1 view4745

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.

Payments from drug and device companies

In 2025, 1 companies reported 1 payments worth $21.67 in total to this clinician.

By type
Food and Beverage$21.67

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 Arkansas →

Other Radiology clinicians in Little Rock

Sources

NPI registry (CMS NPPES, November 2026; record last updated November 19, 2013), 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 1396799342. Official NPI registry record (opens in a new tab). Clinicians can correct their information in NPPES; changes appear here after our next monthly update.