Many facilities have separate coding units for facility (hospital impatient/outpatient) and professional (physician services) coding. However, single path coding is becoming more popular as integrated facilities look for ways to improve efficiency. Compare and contrast separate pathways for facility and professional coding to single path coding. Identify challenges for each approach. 

the attached file is the book pages. pages 162-165

I put a " * " next so it's easier to identify. 

I just need 1 paragraph.