cpt code for pt inr machine PDF download: (Prothrombin Time (PT/INR) Monitoring for Home – CMS.gov www.cms.gov Jul 25, 2008 … 32/60.4.2/Healthcare Common Procedure Coding System … The monitor and the home testing must be prescribed by a treating physician as provided … Medicare will cover the use of home PT/INR monitoring for chronic, oral … […]