CPT Code 93308
Transthoracic echocardiogram, follow-up or limited study
2026 Medicare national rate
Office (non-facility)
$101.20
Performed in a physician office
Facility
$101.20
Hospital / ASC setting
Total RVUs (office)
3.03
3.03 facility
Conversion factor
$33.4009
2026 PFS
Medicare payment = total RVUs × GPCI (locality adjustment) × conversion factor. At the national level (GPCI = 1.0), 3.03 × 33.4009 = $101.20 (office). Facility rates are lower because the facility separately bills its overhead.
Professional vs technical component
| Component | Office | Facility |
|---|---|---|
| Global (93308) | $101.20 | $101.20 |
| Professional (26) | $24.72 | $24.72 |
| Technical (TC) | $76.49 | $76.49 |
Bill modifier 26 for the interpretation only, TC for the equipment/technician only, or the bare code when you own both.
RVU breakdown
Work RVU
0.52
Office PE RVU
2.47
Facility PE RVU
2.47
Malpractice RVU
0.04
PC/TC: Diagnostic test with both a professional (modifier 26) and a technical (modifier TC) component.
Billing notes
- The national allowable is built from 3.03 total office RVUs × the $33.4009 conversion factor; multiply by your locality GPCIs (above) to reconcile a specific remittance.
Billing & payment rules
- Multiple procedures
- Diagnostic cardiovascular multiple-procedure reduction applies.
- Global period
- Global concept does not apply (typical for E/M, radiology, and medicine services).
2026 rate by locality
| Locality | Office | Facility |
|---|---|---|
| National (GPCI 1.0) | $101.20 | $101.20 |
| Manhattan, NY | $116.46 | $116.46 |
| Los Angeles, CA | $116.57 | $116.57 |
| Houston, TX | $101.27 | $101.27 |
| Chicago, IL | $103.47 | $103.47 |
| Miami, FL | $106.63 | $106.63 |
| Atlanta, GA | $102.85 | $102.85 |
Computed from CMS 2026 GPCIs: (work RVU × work GPCI + PE RVU × PE GPCI + MP RVU × MP GPCI) × $33.4009. Your MAC's locality may differ.
Related Medicine codes
Medical billing disclaimer
Rates shown are 2026 Physician Fee Schedule amounts and are for educational reference. Commercial payers, locality, and plan rules vary. Always verify current rates and coverage with the payer before billing. D3rx is not responsible for claim outcomes.