Gregory Berg, DDS practices endodontics in St Peters, MO at 1325 Queens Ct, Suite A, St Peters, MO 63376. National Provider Identifier 1942260575, registered with CMS on March 27, 2006. Phone 6369286000. No Google rating has been collected for this location yet. DentalPeach Score 67 out of 100, calculated from 1 measured component (see /how-we-score).
Peach Score
67 / 100 · Solid
Findability and upkeep: 67/100 (weight 20) — phone on file, federal record updated within 5 years
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Source: NPPES record for NPI 1942260575, last updated in the federal file on July 13, 2026. A federal record can lag a move or a retirement — call before you go.