Final answer:
The HCPCS modifier -TA indicates that the procedure is on the Medicare telehealth services list.
Step-by-step explanation:
The HCPCS modifier -TA tells the payer that the procedure is on the Medicare telehealth services list. The HCPCS (Healthcare Common Procedure Coding System) modifiers are used to provide additional information about a procedure or service performed by a healthcare provider. The -TA modifier specifically indicates that the procedure is being performed through telehealth, which allows patients to receive healthcare services remotely through technology.