$PPJE As nationally renowned experts in the field of medical billing, this subsidiary of PPJ Enterprise offers clients a guaranteed 30 percent increase in their collections over their previous service within 12 months. Many of PBS's customers experience savings of up to 50 percent or more! The company's ability to tailor-fit billing systems to meet the specific needs of a variety of medical disciplines allows it to ensure accurate, streamlined billing that complies with all industry standards.