High-Risk Areas

Special High-Risk Areas

• Billing for Hospital Inpatient Services
  • The Three-Day Payment Window (72-Hour Rule)
• Billing for OPPS Hospital Outpatient Services
  • Physician Supervision of Outpatient Diagnostic and Therapeutic Services
• Clinical Trials Reimbursement
• Long-Term Care Hospitals
• Critical Access Hospitals (CAH)
• Outpatient Rehabilitation Facilities
• Laboratories
• Implantable Medical Devices
• Drugs, Biologicals and Radiopharmaceuticals
• Diagnostic X-Rays in the Emergency Room