BEGIN:VCARD VERSION:3.0 FN:Alan Chen\, MD N:Chen;Alan;;;MD TITLE:Internal Medicine Physician TEL;TYPE=WORK,VOICE:+13129425000 URL:https://www.gale.care/providers/il/chicago/alan-chen-md-1780426734 NOTE:NPI 1780426734. From the NPPES registry (CMS)\, file of 2026-06-08. No t affiliated with Gale. X-NPI:1780426734 END:VCARD