CPT 77021
Global XXX ActiveMri guidance ndl plmt rs&i
CPT 77021 Billing & Documentation Guide
CPT code 77021 (Mri guidance ndl plmt rs&i) is classified under Radiology with a global period indicator of XXX. The 2026 Medicare Physician Fee Schedule assigns a work RVU of 1.46, a non-facility practice expense RVU of 11.24, and a malpractice RVU of 0.08, a total non-facility RVU of 12.78 and facility RVU of 12.78. With the current conversion factor of $33.4009, the national average non-facility reimbursement is approximately $443.86, though rates vary from $372.63 to $596.93 based on MAC locality and Geographic Practice Cost Indices (GPCIs).
When billing 77021, 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 77021 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 77021 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 77021
| Component | Non-Facility | Facility |
|---|---|---|
| Work RVU | 1.46 | 1.46 |
| Practice Expense RVU | 11.24 | 11.24 |
| Malpractice RVU | 0.08 | 0.08 |
| Total RVU | 12.78 | 12.78 |
| Conversion Factor | $33.4009 | |
2026 Medicare Reimbursement by State, CPT 77021
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 | $496.19 | $496.19 | $462.49 - $596.93 | 29 |
| Florida | $430.64 | $430.64 | $411.69 - $446.34 | 3 |
| Georgia | $410.19 | $410.19 | $386.83 - $433.55 | 2 |
| Illinois | $416.8 | $416.8 | $395.71 - $439.4 | 4 |
| Michigan | $405.06 | $405.06 | $394.55 - $415.56 | 2 |
| North Carolina | $400.75 | $400.75 | $400.75 - $400.75 | 1 |
| New York | $473.53 | $473.53 | $407.3 - $503.23 | 5 |
| Ohio | $394.22 | $394.22 | $394.22 - $394.22 | 1 |
| Pennsylvania | $419.79 | $419.79 | $395.93 - $443.65 | 2 |
| Texas | $421.12 | $421.12 | $392.89 - $448.43 | 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 77021
Procedure-to-procedure (PTP) edits. If you bill any of these codes with 77021 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 | Yes | Anesthesia service included in surgical procedure |
| 0570T | Column 1 (primary), can be billed with modifier | Yes | CPT Manual or CMS manual coding instruction |
| 0571T | Column 1 (primary), can be billed with modifier | Yes | CPT Manual or CMS manual coding instruction |
| 0572T | Column 1 (primary), can be billed with modifier | Yes | CPT Manual or CMS manual coding instruction |
| 0573T | Column 1 (primary), can be billed with modifier | Yes | CPT Manual or CMS manual coding instruction |
| 0574T | Column 1 (primary), can be billed with modifier | Yes | CPT Manual or CMS manual coding instruction |
| 0581T | Column 1 (primary), can be billed with modifier | Yes | HCPCS/CPT procedure code definition |
| 0582T | Column 1 (primary), can be billed with modifier | Yes | CPT Manual or CMS manual coding instruction |
| 0584T | Column 1 (primary), can be billed with modifier | Yes | HCPCS/CPT procedure code definition |
| 0585T | Column 1 (primary), can be billed with modifier | Yes | HCPCS/CPT procedure code definition |
Frequently Asked Questions, CPT 77021
What does CPT code 77021 mean? +
CPT code 77021 represents: Mri guidance ndl plmt rs&i. It's in the Radiology category with a global period of XXX.
What is the Medicare reimbursement for CPT 77021? +
The 2026 Medicare national average non-facility payment for CPT 77021 is $443.86. Rates range from $372.63 to $596.93 across 53 states depending on MAC locality and GPCIs.
What modifiers can I use with CPT 77021? +
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 77021? +
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 May 31, 2026.
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