T is for telephone: Appendix T lists 38 audio-only CPT codes

Why This Topic Matters

Audio-only telehealth claims can be affected by evolving CPT and payer guidance, so understanding which services are included and how they are discussed in relation to Medicare and modifier use helps reduce claim errors and denials.

Article Sections

1. Appendix T overview and effective timing

   Introduces the new CPT appendix for audio-only telemedicine services and notes when it became available in electronic and print formats. Summarizes the article’s focus on the appendix as a current coding resource.

2. Relationship to Medicare audio-only services

   Places the CPT appendix in context by comparing it with Medicare’s audio-only service list during the public health emergency. Notes that the article discusses overlap and exceptions at a broad level.

3. Reporting with modifier 93

   Addresses the article’s discussion of reporting audio-only encounters using a telemedicine modifier and mentions payer processing considerations. Covers general claim-processing implications without detailing selection rules.

4. Appendix T code list

   Presents the list of CPT services included in Appendix T along with brief source descriptors and payment-status notation conventions. The section functions as the article’s main reference table.