Beneficiaries in the U.S. Medicare program have access to several technologies and procedures for treatment of glaucoma, but Medicare administrative contractors (MACs) seem to be looking sideways at some of these offerings. Both Wisconsin Physician Services and Palmetto GBA have floated draft local coverage proposals that deem procedures such as goniotomy and the combination of canaloplasty and trabeculectomy to be investigational, suggesting that claims for these and other services and devices will not be paid by these MACs.