Template Merge Fields
| Template Field Name | Description |
| ITEM_CONTACT_METHOD | |
| ITEM_INVOICE_NO | |
| ITEM_INVOICE_TOTAL | |
| ITEM_PATIENT_FIRST_NAME | |
| ITEM_PATIENT_INITIAL | |
| ITEM_PATIENT_LAST_NAME | |
| ITEM_PATIENT_TITLE | |
| ITEM_PATIENT_ADDRESSED_AS | |
| ITEM_PATIENT_SALUTATION | |
| ITEM_PATIENT_KA | Known As |
| ITEM_RAISED_ON | |
| TODAYS_DATE |