Dr. Ambrose Peterman III, Family Medicine in Pottstown, PA. See Reviews & Make an Appointment! ... Dr. Peterman III works in Pottstown, PA and 1 other location and specializes in Family Medicine. ... Dr. Peterman III's Rating . 20 Reviews . Write a review . Patient Perspective. 5.0 Explains conditions and treatments. 5.0 Takes time to answer my ....