BEGIN:VCARD VERSION:3.0 FN:Bert Klein\, MD N:Klein;Bert;;;MD TITLE:Internal Medicine Physician TEL;TYPE=WORK,VOICE:+13365381234 URL:https://www.gale.care/providers/nc/burlington/bert-klein-md-1417977513 NOTE:NPI 1417977513. From the NPPES registry (CMS)\, file of 2026-06-08. No t affiliated with Gale. X-NPI:1417977513 END:VCARD