BEGIN:VCARD VERSION:3.0 FN:Ben Tseng\, MD N:Tseng;Ben;;;MD TITLE:Internal Medicine Physician TEL;TYPE=WORK,VOICE:+13129266000 URL:https://www.gale.care/providers/il/chicago/ben-tseng-md-1821104373 NOTE:NPI 1821104373. From the NPPES registry (CMS)\, file of 2026-06-08. No t affiliated with Gale. X-NPI:1821104373 END:VCARD