Find information on global surgery billing guidance and other related resources.

• Global surgery period: Use the fee lookup tool, referring to the global surgery policy indicator for global period details
• Critical care visits and global surgery

Billing guidance and FAQs

• Billing FAQs
• Understanding evaluation and management
• Modifiers 54 and 55
• Modifier 79
• Learn how to avoid these common claim denials
  • CO 97
  • CO 236

Related articles

• Postoperative co-management -- modifiers 54 and 55

References

• CMS IOM Pub. 100-04, Medicare Claims Processing Manual, Chapter 12, sections 20.3, 30.6 & 40