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See a sample rate comparisonCPT 77331 Fee Schedule
Last Verified: September 2026
Healthcare providers use this code to document and receive reimbursement for visits that address moderate-level medical decision-making, often including multiple diagnoses or prescription management.
Special Dosimetry (Eg Tld Mi, Special Dosimetry (Eg Tld Microdosimetry) (Specify) Only When Prescribed By The Treating Physician Special Dosimetry (Eg Tld Microdosimetry) (Specify) Only
| Key Fact | Detail |
|---|---|
| Service Type | Radiology Procedures Radiation Oncology Treatment |
| Common Place of Service | 22 - On Campus Outpatient Hospital 11 - Office |
| Common Modifiers | None 26 - Professional component TC - Technical component |
| Complexity Level | Low |
| Medicare Fee Schedule | View Medicare rates for 77331 |
| Medicaid Fee Schedule | View Medicaid rates for 77331 |
National average reimbursement for CPT 77331 by major payers:
$79.90
$77.93
$80.66
$93.96
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CPT 77331
5 of 25 sample ratesHigher to lower in this preview
Michael Penney
Radiology Associates Of North Texas, PA
$162.41Published rateVictoria Ignace-Todd
Northern Arizona Healthcare Corporation
$103.80Published rateMichael Hilburn
Northern Arizona Healthcare Corporation
$72.62Published rateAlexander Kelley
Radiology Associates Of North Texas, PA
$47.83Published rateEugene Mcgough
Northern Arizona Healthcare Corporation
$23.89Published rate
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Payer Contract Negotiation
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See a sample payer proposalCPT 77331 vs. Other Radiation Oncology Treatment Codes
The CPT 77331 code is part of the Radiology Procedures services used for Radiation Oncology Treatment. It represents a moderate-complexity encounter and is one of several codes that vary based on time spent, level of medical decision-making, and documentation requirements.
The CPT 77331 code involves more provider time and moderate medical decision-making, unlike lower-level codes that require less time and simpler assessments. It typically includes multiple diagnoses, medication management, or test interpretation, leading to higher reimbursement and more detailed documentation requirements.
| Code | Complexity | Description |
|---|---|---|
| 77331-CPT | Low | Special Dosimetry (Eg Tld Mi, Special Dosimetry (Eg Tld Microdosimetry) (Specify) Only When Prescribed By The Treating Physician Special Dosimetry (Eg Tld Microdosimetry) (Specify) Only |
| 77332-CPT | Low | Treatmn Devices Design & Construct; Smple (Smple Block Simp, Treatment Devices Design And Construction; Simple (Simple Block Simp |
| 77334-CPT | Low | Radiation Treatment Aid S, Treatment Devices Design And Construction Complex Irregular Blocks Special Shields Compensators Wedges Molds Or Casts |
| 77336-CPT | Low | Therapeutic Radiology Svc, Continuing Medical Physics Consultation Including Assessment Of Treatment Parameters Quality Assurance Of Dose Delivery And Review Of Patient Treatment Documentation In Support Of The Radiation Oncologist Continuing Quality Assurance Reported Per Week Of Therapy |
What is a fee schedule?
A fee schedule is a list of fixed prices that healthcare providers charge for specific services, including CPT 77331. These prices vary depending on payer type (Medicare, Medicaid, private insurance), geographic location, and provider contracts.
Understanding the 77331 fee schedule helps patients estimate costs and providers optimize billing for accurate reimbursements.
Factors that affect fee schedules
Medicare & Medicaid Rates
Government-set reimbursement amounts
Private Insurance Rates
Negotiated rates between providers and insurance companies
Geographic Location
Costs may be higher in urban areas.
Provider Type
Hospital providers may have different rates than private practice.
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