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Dr. Arezoo Taheri, MD

Gastroenterology (Gastroenterology Physician)

  • Medicare participating

At a glance

Years since graduation
44
In the NPI registry since
2006
Medicare patients seen, 2024
342

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

  • 2006Registered with an NPI (national billing number; not a license date) — NPIs began in 2005, so practice likely started earlier

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

  • Gastroenterology Physician primary
    OR license MD192666 · ND license 6556
  • Hepatology Physician
    ND license 6556

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
342
Services billed
464
Patients’ average age
72
Most frequent Medicare services, 2023
ServiceTimesPatients
Diagnostic exam of large bowel using a flexible endoscope7772
Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope6660
Removal of polyps or growths of large bowel using an endoscope with mechanical snare5049
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope4945
Biopsy of large bowel using a flexible endoscope4343
Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk2827

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

Most prescribed drugs, Medicare Part D 2024
DrugPrescriptions
Peg-3350 And Electrolytes (peg3350/sod sulf,bicarb,cl/kcl)
Other prescribers in Fargo, ND
185
Gavilyte-G (peg3350/sod sulf,bicarb,cl/kcl)
Other prescribers in Fargo, ND
126
Pantoprazole Sodium
Other prescribers in Fargo, ND
87
Sod Sulf-Potass Sulf-Mag Sulf (sodium, potassium,mag sulfates)
Other prescribers in Fargo, ND
84
Omeprazole
Other prescribers in Fargo, ND
18

Prescriptions filled under Medicare Part D, including refills. CMS leaves out drugs prescribed fewer than 11 times.

Other Gastroenterology clinicians in Fargo

Sources

NPI registry (CMS NPPES, November 2026; record last updated October 14, 2020), 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 1215917992. Official NPI registry record (opens in a new tab). Clinicians can correct their information in NPPES; changes appear here after our next monthly update.