Gastroenterology Physician in Sioux Falls, SD

Ranked by profile completeness, registry tenure & documented Medicare activity — an honest, data-backed ordering, not a quality, outcomes, or patient-satisfaction verdict.

Compare 31 Gastroenterology Physician providers with a practice address in Sioux Falls, South Dakota. Every entry is a real NPI record you can open and verify; 93% of the ranked results below have a street-level (rooftop) location.

Providers in city

Street-level located

93%

Registry vintage

June 2026

Ranked Gastroenterology Physician

Top 30 of 31

31 Gastroenterology Physician practice in Sioux Falls. Compare the most complete records below, or filter the full list by name and nearby ZIP.

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1
John BarkerM.D.

Ranking reflects NPPES profile completeness, registry tenure, and documented Medicare activity (where present) — see our methodology. It is not a measure of clinical quality or patient satisfaction. Source: CMS NPPES (June 2026); specialty taxonomy: NUCC. Locations are geocoded from the public practice address.