If a modifier 90 is sent with the charge via an interface, it will trigger the Outside Lab Attachment.

| Prompt | Response | Req | Len |
|---|---|---|---|
| Referral Source | Enter the code you want or click the magnifying glass to search the table. |
|
1 |
| Ref Dr License # | Informational Only - will display the license number for the referral source selected. |
|
1 |