PC-ACE user guide index

Detailed instructions to use the free PC-ACE software for billing Medicare claims electronically.

Modifier 79 flowchart

Use this decision flowchart to assist in correctly applying the 79 modifier.

Modifier 78 flowchart

Use this decision flowchart to assist in correctly applying the 78 modifier

Modifier 58 flowchart

Use this decision flowchart to assist in correctly applying the 58 modifier.

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