Mark Castanza, DDS practices general practice in Staten Island, NY at 4530 Hylan Blvd, Staten Island, NY 10312. National Provider Identifier 1942263314, registered with CMS on April 7, 2006. Phone 7183177211. 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 1942263314, last updated in the federal file on July 13, 2026. A federal record can lag a move or a retirement — call before you go.