WASHINGTON DC (March 21, 2019) — US Senate Finance Committee Chairman Charles "Chuck" Grassley of Iowa and Ranking Member Ron Wyden of Oregon wrote to the Department of Health and Human Services Office of Inspector General (HHS OIG) and the Centers for Medicare & Medicaid Services (CMS) regarding physician-owned distributorships’ (PODs) potential failure to disclose physician ownership interests and related payments as required by the Physician Payment Sunshine Act.