The document summarizes many of the changes to CPT and HCPCS codes for 2016, including additions of new codes for prolonged clinical staff services, esophagogastroduodenoscopy, biliary drainage procedures, nephrostomy procedures, paravertebral nerve blocks, and reflectance confocal microscopy imaging. It also notes deletions of codes in the urinary, vaccine, and drug categories and provides links for full lists of lab, drug, and PQRS code changes.