Production/billing question

Hi,
I am currently reviewing an offer and I have a question about how it states the collections will be "adjusted."

-All J and Q codes will be deducted from the collections calculation.
-Cost of cosmetic injectables will be deducted.
-Collections from laser procedures will have 10 percent deducted to cover maintenance.
-Cost for patch testing strips will be deducted
-koh cpt code will be deducted.

Although I understand the part about cosmetic injectables being deducted, is the rest of...

Production/billing question