BEGIN:VCARD VERSION:3.0 FN:Zain Ahsan\, DO N:Ahsan;Zain;;;DO TITLE:Internal Medicine Physician TEL;TYPE=WORK,VOICE:+17735422000 URL:https://www.gale.care/providers/il/chicago/zain-ahsan-do-1740919588 NOTE:NPI 1740919588. From the NPPES registry (CMS)\, file of 2026-06-08. No t affiliated with Gale. X-NPI:1740919588 END:VCARD