On March 18, 2020, the Centers for Medicare & Medicaid Services (CMS) announced that all elective surgeries, non-essential medical, surgical, and dental procedures be delayed during the 2019 Novel Coronavirus (COVID-19) outbreak. You can find a copy of the press release here: https://www.cms.gov/newsroom/press-releases/cms-releases-recommendations-adult-elective-surgeries-non-essential-medical-surgical-and-dental
You can find a copy of the guidance here: https://www.cms.gov/files/document/31820-cms-adult-elective-surgery-and-procedures-recommendations.pdf