Patient Reviews. and more... Patient Testimonials. I'm so happy I purchased a report, I learned that my doctor has been over charging me for medication for years. ... EZDoctor Report Summary. Dr. JEFFREY BOSSENBERGER D.O. Phone(s): (810) 714-9660 (810) 714-9661. Specialties: Family Medicine. MI - 207Q00000X. NPI: 1467520163. Gender: MALE ....