BEGIN:VCARD VERSION:3.0 FN:Douglas Johnston\, DO N:Johnston;Douglas;;;DO TITLE:Allergy & Immunology Physician TEL;TYPE=WORK,VOICE:+18644545125 URL:https://www.gale.care/providers/sc/greenville/douglas-johnston-do-11240 48079 NOTE:NPI 1124048079. From the NPPES registry (CMS)\, file of 2026-06-08. No t affiliated with Gale. X-NPI:1124048079 END:VCARD