The Importance of POS 11 in Medical Billing POS 11 in medical billing refers to services provided in a physician's office. It’s one of the most frequently used place-of-service codes and is essential in identifying where care was rendered. Proper use of this code ensures clean claims and correct reimbursements from Outsource Credentialing Services companies. Errors in u... https://ezmdsolutions.com/pos-11-in-medical-billing/