Medicare and B12 injections: Are They Covered? Medicare Part B Proposed Rule 1 1 26: Guide for SNF Therapy Montero Therapy and MDS Services There are a number of items to be considered when billing for the Nursing service to perform drug therapy, the charge process is CPT Code List MVP Health Care Billing CPT Code 96372 Accurate Injection Claim Guide CPT Code 20610: Joint Injection and Aspiration Billing Guide