An update published each year describes how each state stands in regard to legislative issues affecting advanced nurse practice .23 NPs in Alaska, Oregon, and Washington historically have had the most expansive regulations. In Alaska, authorized NPs have independent prescriptive authority, including controlled drugs (Schedule II-V) and have DEA numbers. Alaska has a non- discriminatory clause for third-party reimbursement to NPs. PNPs and FNPs received Medicaid reimbursement at 80% of physician payment.