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CPT 78121 Fee Schedule

Last Verified: February 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.

Red Cell Volume Determin;Mult.Sampl
Key FactDetail
Service Type

Radiology Procedures

Nuclear Medicine Procedures

Common Place of Service

21 - Inpatient Hospital

22 - On Campus Outpatient Hospital

Common Modifiers

None

26 - Professional component

52 - Reduced Services

Complexity LevelLow
Medicare Fee ScheduleView Medicare rates for 78121

National average reimbursement for CPT 78121 by major payers:

bcbs

$104.01

uhc

$106.87

aetna

$97.17

cigna

$129.34

Preview provider-level rates for...
For billing codeCPT 78121
PayerCodeRateNPITax IDStateSpecialty

Select a payer to view fee schedule data

Choose a payer from the options above to see rates for CPT 78121

United
78121$11.961497174593 - HEIDI UNDERWOOD742410946 - NORTHERN ARIZONA HEALTHCARE CORPORATIONNDCertified Registered Nurse Anesthetist (367500000X)
United
78121$105.481255478004 - CHRISTOPHER RAIO111635088 - MERCY MEDICAL CENTERNYEmergency Medicine Physician (207P00000X)
United
78121$56.451629270731 - DIPAK JANA742410946 - NORTHERN ARIZONA HEALTHCARE CORPORATIONAZCardiovascular Disease Physician (207RC0000X)
United
78121$267.981164947297 - LEAH LEONHARDT751286819 - (TX) RADIOLOGY ASSOCIATES OF NORTH TEXAS, PATXDiagnostic Radiology Physician (2085R0202X)
United
78121$125.521255478004 - CHRISTOPHER RAIO111888924 - GOOD SAMARITAN HOSPTIAL MEDICAL CENTERNYEmergency Medicine Physician (207P00000X)
United
78121$11.961164428249 - DOUGLAS WRIGHT751286819 - (TX) RADIOLOGY ASSOCIATES OF NORTH TEXAS, PATXDiagnostic Radiology Physician (2085R0202X)
United
78121$267.981497118665 - CLETUS FUHRMANN751286819 - (TX) RADIOLOGY ASSOCIATES OF NORTH TEXAS, PAOKDiagnostic Radiology Physician (2085R0202X)
United
78121$226.471861782740 - RADIOLOGY ASSOCIATES OF NORTH TEXAS, PA751286819 - (TX) RADIOLOGY ASSOCIATES OF NORTH TEXAS, PATXDiagnostic Radiology Physician (2085R0202X)
United
78121$226.471104169432 - GREGORY SCHAIBERGER751286819 - (TX) RADIOLOGY ASSOCIATES OF NORTH TEXAS, PATXDiagnostic Radiology Physician (2085R0202X)
United
78121$41.501750341269 - DAVID RIEPE751286819 - (TX) RADIOLOGY ASSOCIATES OF NORTH TEXAS, PATXDiagnostic Radiology Physician (2085R0202X)
United
78121$97.371861650780 - CHILDRENS NATIONAL MEDICAL CENTER530196580 - CHILDRENS HOSPITALDCChildren's Hospital (282NC2000X)
United
78121$27.001083818504 - JOSEPH SCIONTI742410946 - NORTHERN ARIZONA HEALTHCARE CORPORATIONAZHospitalist Physician (208M00000X)
United
78121$27.001205182284 - SHAHID AHMAD742410946 - NORTHERN ARIZONA HEALTHCARE CORPORATIONMICritical Care Medicine (Internal Medicine) Physician (207RC0200X)
United
78121$174.581689673972 - TAMARAH FRATIANNI742410946 - NORTHERN ARIZONA HEALTHCARE CORPORATIONAZFacial Plastic Surgery Physician (207YS0123X)
United
78121$41.501356630800 - JACQUELYN SMITH751286819 - (TX) RADIOLOGY ASSOCIATES OF NORTH TEXAS, PACODiagnostic Radiology Physician (2085R0202X)
United
99202$100.0012345678901234567890CACardiologist
United
99202$100.0012345678901234567890CACardiologist
United
99202$100.0012345678901234567890CACardiologist
United
99202$100.0012345678901234567890CACardiologist
United
99202$100.0012345678901234567890CACardiologist
United
99202$100.0012345678901234567890CACardiologist
United
99202$100.0012345678901234567890CACardiologist
United
99202$100.0012345678901234567890CACardiologist
United
99202$100.0012345678901234567890CACardiologist
United
99202$100.0012345678901234567890CACardiologist

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CPT 78121 vs. Other Nuclear Medicine Procedures Codes

The CPT 78121 code is part of the Radiology Procedures services used for Nuclear Medicine Procedures. 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 78121 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
78110-CPTLowPlasma Vol,Radionucl.Vol-Dil;1 Samp
78111-CPTLowPlasma Vol,Radionuclide Vol-Dilut.Tech;M
78120-CPTLowRed Cell Mass (Volume) Determination
78121-CPTLowRed Cell Volume Determin;Mult.Sampl

What is a fee schedule?

A fee schedule is a list of fixed prices that healthcare providers charge for specific services, including CPT 78121. These prices vary depending on payer type (Medicare, Medicaid, private insurance), geographic location, and provider contracts.

Understanding the 78121 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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