Below is a link from the CDC with recommendations for cleaning after a patient/person with suspected/confirmed COVID-19 visited office or clinic space.
https://www.cdc.gov/coronavirus/2019-ncov/community/organizations/cleaning-disinfection.html
Below is a link for interim guidance for clinicians caring for patients with confirmed COVID-19.
https://www.cdc.gov/coronavirus/2019-ncov/hcp/clinical-guidance-management-patients.html
Below is a link for guidance for employers and businesses.
https://www.cdc.gov/coronavirus/2019-ncov/community/guidance-business-response.html