how does medicare reimburse modifier assistant surgery
When benefits allow, Kaiser Permanente will reimburse assistant surgeon charges when the procedure. code is eligible for assistant surgeon reimbursement per Centers for Medicare & Medicaid Services. (CMS) guidelines. Eligible services w hen billed with modifier 80, 81, or 82 will be reimbursed at 16% of. the allowable and when billed with modifier AS will be reimbursed at 13.6% of the allowable.