BEGIN:VCARD VERSION:3.0 FN:Dean Mayer\, MD N:Mayer;Dean;;;MD TITLE:Rheumatology Physician TEL;TYPE=WORK,VOICE:+16196446750 URL:https://www.gale.care/providers/ca/la-mesa/dean-mayer-md-1609886019 NOTE:NPI 1609886019. From the NPPES registry (CMS)\, file of 2026-06-08. No t affiliated with Gale. X-NPI:1609886019 END:VCARD