The Signal Directory
Reimbursement Code Tracker
The CPT and HCPCS codes that decide whether AI and digital health get paid. Every code opens its own page here with a plain-English write-up, what is changing for 2027 and who bills under it. The CMS source sits one click further.
Codes tracked
48
across 7 categories
By category
- 10
- 9
- 9
- 9
- 4
- 4
- 3
By rule status
- 24
- 17
- 4
- 3
Showing 4 of 48 codes
CPT III · CT-FFR
Superseded0501T
CT-derived FFR, data preparation (legacy)
Legacy Category III code in the original CT-derived fractional flow reserve family. Reporting for many programmes has moved to Category I code 75580.
Read the codeCPT III · CT-FFR
Superseded0502T
CT-derived FFR, data analysis (legacy)
Legacy Category III code in the original CT-derived fractional flow reserve family. Reporting for many programmes has moved to Category I code 75580.
Read the codeCPT III · CT-FFR
Superseded0503T
CT-derived FFR, interpretation and report (legacy)
Legacy Category III code in the original CT-derived fractional flow reserve family. Reporting for many programmes has moved to Category I code 75580.
Read the codeCPT I · CT-FFR
Proposed75580
CT-derived fractional flow reserve analysis
Category I code for noninvasive coronary fractional flow reserve estimated by software analysis of a coronary CT angiography dataset, with physician interpretation and report. Widely associated with HeartFlow FFRCT pathways.
Read the code