CPT 73700
Global XXX ActiveCt lower extremity w/o dye
CPT 73700 Billing & Documentation Guide
CPT code 73700 (Ct lower extremity w/o dye) is classified under Radiology with a global period indicator of XXX. The 2026 Medicare Physician Fee Schedule assigns a work RVU of 0.98, a non-facility practice expense RVU of 2.85, and a malpractice RVU of 0.07, a total non-facility RVU of 3.9 and facility RVU of 3.9. With the current conversion factor of $33.4009, the national average non-facility reimbursement is approximately $134.75, though rates vary from $115.71 to $174.85 based on MAC locality and Geographic Practice Cost Indices (GPCIs).
When billing 73700, ensure documentation supports medical necessity and the specific components required for the code's level of service. For E/M codes, document MDM (medical decision-making) elements: problems addressed, data reviewed, and risk. For procedural codes, document the indication, technique, and any complications. Always verify NCCI edits before bundling 73700 with related codes; this code has 10 PTP bundling relationships on file (see table below).
Payment Status & Global Period
Active code (paid under MPFS)
No global period (E/M and other non-procedural services)
MUE Limit (Medically Unlikely Edits)
Submitting more than 2 units of 73700 for the same patient on the same date triggers automatic line denial unless an appropriate modifier and supporting documentation justify the higher quantity.
RVU Breakdown, CPT 73700
| Component | Non-Facility | Facility |
|---|---|---|
| Work RVU | 0.98 | 0.98 |
| Practice Expense RVU | 2.85 | 2.85 |
| Malpractice RVU | 0.07 | 0.07 |
| Total RVU | 3.9 | 3.9 |
| Conversion Factor | $33.4009 | |
2026 Medicare Reimbursement by State, CPT 73700
State-level averages across all MAC localities. Non-facility rates typically apply to office-based services; facility rates apply to hospital outpatient / inpatient.
| State | Non-Facility | Facility | Range (Non-Fac) | Localities |
|---|---|---|---|---|
| California | $147.81 | $147.81 | $138.87 - $174.85 | 29 |
| Florida | $132.79 | $132.79 | $127.25 - $137.74 | 3 |
| Georgia | $126.39 | $126.39 | $120.43 - $132.35 | 2 |
| Illinois | $129.3 | $129.3 | $123.3 - $134.87 | 4 |
| Michigan | $125.41 | $125.41 | $122.28 - $128.54 | 2 |
| North Carolina | $123.04 | $123.04 | $123.04 - $123.04 | 1 |
| New York | $143.66 | $143.66 | $124.81 - $152.35 | 5 |
| Ohio | $122 | $122 | $122 - $122 | 1 |
| Pennsylvania | $128.77 | $128.77 | $122.33 - $135.21 | 2 |
| Texas | $128.8 | $128.8 | $121.53 - $135.58 | 8 |
Source: CMS PFSRVU 2026 · Updated 2026-04-01. Full locality-level detail available for all 53 states, contact us for custom reports.
NCCI Bundling Edits, CPT 73700
Procedure-to-procedure (PTP) edits. If you bill any of these codes with 73700 on the same date of service, review the modifier indicator and payer policy before submission.
| Partner Code | Relationship | Modifier Allowed | Rationale |
|---|---|---|---|
| 01922 | Column 1 (primary), can be billed with modifier | No | Anesthesia service included in surgical procedure |
| 36591 | Column 1 (primary), can be billed with modifier | No | CPT Manual or CMS manual coding instruction |
| 36592 | Column 1 (primary), can be billed with modifier | No | CPT Manual or CMS manual coding instruction |
| 76350 | Column 1 (primary), can be billed with modifier | No | Misuse of Column Two code with Column One code |
| 76380 | Column 1 (primary), can be billed with modifier | Yes | Misuse of Column Two code with Column One code |
| 96523 | Column 1 (primary), can be billed with modifier | No | CPT Manual or CMS manual coding instruction |
| 99201 | Column 1 (primary), can be billed with modifier | 9 | Standards of medical/surgical practice |
| 99202 | Column 1 (primary), can be billed with modifier | 9 | Standards of medical/surgical practice |
| 99203 | Column 1 (primary), can be billed with modifier | 9 | Standards of medical/surgical practice |
| 99204 | Column 1 (primary), can be billed with modifier | 9 | Standards of medical/surgical practice |
Frequently Asked Questions, CPT 73700
What does CPT code 73700 mean? +
CPT code 73700 represents: Ct lower extremity w/o dye. It's in the Radiology category with a global period of XXX.
What is the Medicare reimbursement for CPT 73700? +
The 2026 Medicare national average non-facility payment for CPT 73700 is $134.75. Rates range from $115.71 to $174.85 across 53 states depending on MAC locality and GPCIs.
What modifiers can I use with CPT 73700? +
Radiology codes rely heavily on the professional/technical split: modifier 26 (professional component only) and TC (technical component only). Also common: 50 (bilateral imaging), 76 (repeat by same physician), 77 (repeat by different physician), and LT/RT for laterality.
What bundling edits apply to CPT 73700? +
This code has 10 NCCI PTP bundling relationships. See the NCCI Bundling section below for full list.
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Reviewed by the PayerReady Medical Coding Team
Verified against the CMS 2026 code set on April 17, 2026.
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