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CPT 85421 Fee Schedule

Medicare rates as of January 2026

CPT 85421 is classified under Pathology and Laboratory Procedures, in the Hematology and Coagulation Procedures subgroup.

Blood Clotting Test, This Test Looks For Plasminogen Which Is Present In The Blood Until Plasmin Is Needed To Turn Off The Clotting Process At A Wound. The Amount Is An Indicator Of The Bodys Ability To Perform Normal Healing Processes.
Key FactDetail
Service Type

Pathology and Laboratory Procedures

Hematology and Coagulation Procedures

Common Place of Service

81 - Independent Laboratory

11 - Office

Common Modifiers

90 - Reference Laboratory

Complexity LevelLow
Medicare Fee Schedule$10.18 national lab fee schedule rate (2026) · View Medicare rates for 85421
Medicaid Fee Schedule$9.37 median of the 8 states in the free preview · View Medicaid rates for 85421

National average reimbursement for CPT 85421 by major payers:

BCBS / Anthem logo

$9.39

BCBS / Anthem

UnitedHealthcare logo

$7.18

UnitedHealthcare

Aetna logo

$13.32

Aetna

Cigna logo

$15.65

Cigna

Compare published rates across providers.

Choose a payer to see a sample of rates for CPT 85421.

CPT 85421
5 of 25 sample ratesHigher to lower in this preview
  1. Da Pediatric Rehabilitation

    FLHome Health AgencyNPI 1801164967Tax ID 27-0939565

    $60.00Published rate
  2. Christopher Raio

    St Francis Hospital

    NYEmergency Medicine PhysicianNPI 1255478004Tax ID 11-2050523

    $13.44Published rate
  3. Waccamaw Community Hospital, Tidelands Waccamaw Community Hospital

    Waccamaw Community Hospital

    SCGeneral Acute Care HospitalNPI 1972503910Tax ID 43-633263

    $10.18Published rate
  4. Prisma Health-Upstate, Prisma Health Op Surgery Patewood

    Prisma Health - Upstate

    SCGeneral Acute Care HospitalNPI 1144775032Tax ID 81-1723202

    $9.15Published rate
  5. Christopher Raio

    Mercy Medical Center

    NYEmergency Medicine PhysicianNPI 1255478004Tax ID 11-1635088

    $5.50Published rate

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

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CPT 85421 vs. Other Hematology and Coagulation Procedures Codes

The table lists codes related to 85421. Select one to see its fee schedule.

CodeComplexityDescription
85400-CPTLowBlood Clot Absorption Test, This Test Evaluates The Ability Of Plasmin To Break Up A Blood Clot So That It May Be Absorbed Into The Blood And Excreted. Plasmin Is A Limiting Factor That Stops The Clotting Process When A Wound Has Been Closed.
85410-CPTLowBlood Test Antiplasmin, This Test Measures Alpha-2 Antiplasmin Which Works In The Completion Of The Blood Clotting Process.
85415-CPTLowBlood Clotting Test, This Test Looks For Plasminogen Which Is Present In The Blood Until Plasmin Is Needed To Turn Off The Clotting Process At A Wound. The Amount Is An Indicator Of The Bodys Ability To Perform Normal Healing Processes.
85421-CPTLowBlood Clotting Test, This Test Looks For Plasminogen Which Is Present In The Blood Until Plasmin Is Needed To Turn Off The Clotting Process At A Wound. The Amount Is An Indicator Of The Bodys Ability To Perform Normal Healing Processes.

What is a fee schedule?

A fee schedule is a list of fixed prices that healthcare providers charge for specific services, including CPT 85421. These prices vary depending on payer type (Medicare, Medicaid, private insurance), geographic location, and provider contracts.

Understanding the 85421 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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