BEGIN:VCARD VERSION:3.0 FN:Jeffrey Klein\, MD N:Klein;Jeffrey;;;MD TITLE:Medical Oncology Physician TEL;TYPE=WORK,VOICE:+18007574242 URL:https://www.gale.care/providers/ca/encino/jeffrey-klein-md-1881743383 NOTE:NPI 1881743383. From the NPPES registry (CMS)\, file of 2026-06-08. No t affiliated with Gale. X-NPI:1881743383 END:VCARD