CPT 77432
Global XXX ActiveStereotactic radiation trmt
CPT 77432 Billing & Documentation Guide
CPT code 77432 (Stereotactic radiation trmt) is classified under Radiology with a global period indicator of XXX. The 2026 Medicare Physician Fee Schedule assigns a work RVU of 7.72, a non-facility practice expense RVU of 4.37, and a malpractice RVU of 0.61, a total non-facility RVU of 12.7 and facility RVU of 12.7. With the current conversion factor of $33.4009, the national average non-facility reimbursement is approximately $432.9, though rates vary from $393.73 to $553.46 based on MAC locality and Geographic Practice Cost Indices (GPCIs).
When billing 77432, 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 77432 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 1 units of 77432 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 77432
| Component | Non-Facility | Facility |
|---|---|---|
| Work RVU | 7.72 | 7.72 |
| Practice Expense RVU | 4.37 | 4.37 |
| Malpractice RVU | 0.61 | 0.61 |
| Total RVU | 12.7 | 12.7 |
| Conversion Factor | $33.4009 | |
2026 Medicare Reimbursement by State, CPT 77432
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 | $450.86 | $450.86 | $433.13 - $507.62 | 29 |
| Florida | $443.97 | $443.97 | $428.02 - $461.33 | 3 |
| Georgia | $421.87 | $421.87 | $412.34 - $431.4 | 2 |
| Illinois | $438.73 | $438.73 | $422.96 - $453.11 | 4 |
| Michigan | $423.59 | $423.59 | $414.12 - $433.06 | 2 |
| North Carolina | $407.06 | $407.06 | $407.06 - $407.06 | 1 |
| New York | $460.61 | $460.61 | $410.84 - $485.74 | 5 |
| Ohio | $411.66 | $411.66 | $411.66 - $411.66 | 1 |
| Pennsylvania | $424.93 | $424.93 | $411.1 - $438.75 | 2 |
| Texas | $421.9 | $421.9 | $409.61 - $432.89 | 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 77432
Procedure-to-procedure (PTP) edits. If you bill any of these codes with 77432 on the same date of service, review the modifier indicator and payer policy before submission.
| Partner Code | Relationship | Modifier Allowed | Rationale |
|---|---|---|---|
| 0083T | Column 1 (primary), can be billed with modifier | No | CPT Manual or CMS manual coding instruction |
| 0591T | Column 1 (primary), can be billed with modifier | Yes | CPT Manual or CMS manual coding instruction |
| 0592T | Column 1 (primary), can be billed with modifier | Yes | CPT Manual or CMS manual coding instruction |
| 0593T | Column 1 (primary), can be billed with modifier | Yes | CPT Manual or CMS manual coding instruction |
| 0596T | Column 1 (primary), can be billed with modifier | No | Standards of medical/surgical practice |
| 0597T | Column 1 (primary), can be billed with modifier | No | Standards of medical/surgical practice |
| 11920 | Column 1 (primary), can be billed with modifier | No | Standards of medical/surgical practice |
| 11921 | Column 1 (primary), can be billed with modifier | No | Standards of medical/surgical practice |
| 16000 | Column 1 (primary), can be billed with modifier | No | Standards of medical/surgical practice |
| 16010 | Column 1 (primary), can be billed with modifier | No | Standards of medical/surgical practice |
Frequently Asked Questions, CPT 77432
What does CPT code 77432 mean? +
CPT code 77432 represents: Stereotactic radiation trmt. It's in the Radiology category with a global period of XXX.
What is the Medicare reimbursement for CPT 77432? +
The 2026 Medicare national average non-facility payment for CPT 77432 is $432.9. Rates range from $393.73 to $553.46 across 53 states depending on MAC locality and GPCIs.
What modifiers can I use with CPT 77432? +
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 77432? +
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 June 2, 2026.
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