John Lamsam, DDS practices orthodontics and dentofacial orthopedics in Los Angeles, CA at 3875 Wilshire Blvd, Suite 1001, Los Angeles, CA 90010. National Provider Identifier 1659346641, registered with CMS on February 22, 2006. Phone 2133851725. 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 1659346641, last updated in the federal file on July 13, 2026. A federal record can lag a move or a retirement — call before you go.