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CPT 77399 Fee Schedule

Last Verified: September 2026

Healthcare providers use this code to document and receive reimbursement for visits that address high-level medical decision-making, often including multiple diagnoses or prescription management.

Unlisted Px Med Radj Physics, Unlisted Procedure Medical Radiation Physics Dosimetry And Treatment Devices And Special Services
Key FactDetail
Service Type

Radiology Procedures

Radiation Oncology Treatment

Common Place of Service

22 - On Campus Outpatient Hospital

11 - Office

Common Modifiers

None

26 - Professional component

PO - Services, procedures and/or surgeries furnished at off-campus provider-based outpatient departments

Complexity LevelHigh
Medicare Fee ScheduleView Medicare rates for 77399

National average reimbursement for CPT 77399 by major payers:

bcbs

$1,449.06

uhc

$54.44

aetna

$360.00

cigna

$2,015.06

Compare published rates across providers.

Choose a payer to see a sample of rates for CPT 77399.

CPT 77399
5 of 25 sample ratesHigher to lower in this preview
  1. Prisma Health-Midlands, Prisma Health Baptist Hospital

    Prisma Health-Midlands

    SCGeneral Acute Care HospitalNPI 1205889458Tax ID 58-2296052

    $798.09Published rate
  2. Central Iowa Hospital Corporation, Unitypoint Health - Des Moines Iowa Methodist Medical Center

    Central Iowa Hospital Corporation

    IAGeneral Acute Care HospitalNPI 1598905762Tax ID 42-0680452

    $297.79Published rate
  3. Mosaic Medical Center

    Mosaic Medical Center - Maryville

    MOCritical Access HospitalNPI 1265906663Tax ID 83-2249459

    $98.68Published rate
  4. Keck Medical Center Of Usc, Keck Hospital Of Usc

    Keck Medical Center Of Usc

    CAGeneral Acute Care HospitalNPI 1013514199Tax ID 85-1644866

    $83.00Published rate
  5. St. Joseph Hospital Of Orange, Providence St. Joseph Hospital

    St Joseph Hospital Of Orange

    CAGeneral Acute Care HospitalNPI 1558575746Tax ID 95-1643359

    $83.00Published rate

National sample. Rates vary by location, specialty, and contract.

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CPT 77399 vs. Other Radiation Oncology Treatment Codes

The CPT 77399 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 77399 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.

CodeComplexityDescription
77299-CPTHighUnlisted Proc Therape Radiology Clinical Treatmn Plan, Unlisted Procedure Therapeutic Radiology Clinical Treatment Planning
77300-CPTLowRadiation Therapy Dose Plan, Basic Radiation Dosimetry Calculation Central Axis Depth Dose Calculation Tdf Nsd Gap Calculation Off Axis Factor Tissue Inhomogeneity Factors Calculation Of Non Ionizing Radiation Surface And Depth Dose As Required During Course Of Treatment Only When Prescribed By The Treating Physician
77301-CPTHighRadiation Treatment Plan, An Intensity-Modulated Radiation Therapy (Imrt) Plan Constructs A Precise 3-D Map Of A Tumor. Radiation Doses Are Targeted To The Mapped Area And Vary By The Tumor Thickness.
77399-CPTHighUnlisted Px Med Radj Physics, Unlisted Procedure Medical Radiation Physics Dosimetry And Treatment Devices And Special Services

What is a fee schedule?

A fee schedule is a list of fixed prices that healthcare providers charge for specific services, including CPT 77399. These prices vary depending on payer type (Medicare, Medicaid, private insurance), geographic location, and provider contracts.

Understanding the 77399 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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