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Dr. Daniel K. Brown, M.D.

Gastroenterology (Gastroenterology Physician)

  • Medicare participating

At a glance

Years since graduation
26
In the NPI registry since
2006
Medicare patients seen, 2024
710

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

  • 2000Medical 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

  • Gastroenterology Physician primary
    AR license E-4906

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

Map: Gastroenterology 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
710
Services billed
1,691
Patients’ average age
73
Most frequent Medicare services, 2023
ServiceTimesPatients
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes987211
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes272253
Established patient office or other outpatient visit, 30-39 minutes162137
New patient office or other outpatient visit, 45-59 minutes148148
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope132129
Insertion of stomach tube using a flexible endoscope7972
Destruction of polyp or growth of large bowel using a flexible endoscope6161
Moderate sedation services provided by the same physician or other qualified health care professional performing a gastrointestinal endoscopic service that sedation supports, requiring the presence of an independent trained observer to assist in the monito6056
Colorectal cancer screening; colonoscopy on individual at high risk5959
Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope4643

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, 8 companies reported 31 payments worth $502 in total to this clinician.

By company
AbbVie Inc.$212
Janssen Biotech, Inc.$92.38
Pfizer Inc.$77.98
Ipsen Biopharmaceuticals, Inc$44.10
Medtronic, Inc.$20.24
Lilly USA, LLC$19.82
Micro-tech Endoscopy USA, Inc.$17.93
Evoke Pharma, Inc.$17.40
By type
Food and Beverage$425
Education$76.99

What the payments were for

Largest payments other than meals
DateCompanyWhat it was forAmount
Apr 23, 2025Janssen Biotech, Inc.
Apr 23, 2025
Education
TREMFYA · Immunology · in-kind
$76.99

Each payment as the company reported it, with the products it named. Meals are counted in the totals above but not listed one by one.

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 Gastroenterology clinicians in Little Rock

Sources

NPI registry (CMS NPPES, November 2026; record last updated March 4, 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 1730280165. Official NPI registry record (opens in a new tab). Clinicians can correct their information in NPPES; changes appear here after our next monthly update.