BEGIN:VCARD VERSION:3.0 FN:John Chamberlain\, PhD N:Chamberlain;John;;;PhD TITLE:Clinical Psychologist TEL;TYPE=WORK,VOICE:+13014950266 URL:https://www.gale.care/providers/md/silver-spring/john-chamberlain-phd-1 114137098 NOTE:NPI 1114137098. From the NPPES registry (CMS)\, file of 2026-06-08. No t affiliated with Gale. X-NPI:1114137098 END:VCARD