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CPT 81539 Fee Schedule

Last Verified: September 2025

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.

Oncology (High-Grade Prostate Cancer), Biochemical Assay Of Four Proteins (Total Psa, Free Psa, Intact Psa, And Human Kallikrein-2 (Hk2)), Utilizing Plasma Or Serum, Prognostic Algorithm Reported As A Probability Score
Key FactDetail
Service Type

Pathology and Laboratory Procedures

Multianalyte Assays with Algorithmic Analyses

Common Place of Service

81 - Independent Laboratory

99 - Other Place of Service

Common Modifiers

None

90 - Reference Laboratory

GZ - Item or Service Expected to Be Denied as Not Reasonable and Necessary

Complexity LevelModerate

National average reimbursement for CPT 81539 by major payers:

bcbs

$635.20

uhc

$423.47

aetna

$672.80

cigna

$1,105.71

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For billing codeCPT 81539
PayerCodeRateNPITax IDStateSpecialty

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CPT 81539 vs. Other Multianalyte Assays with Algorithmic Analyses Codes

The CPT 81539 code is part of the Pathology and Laboratory Procedures services used for Multianalyte Assays with Algorithmic Analyses. 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 81539 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
81535ModerateOncology (Gynecologic) Liver Tumor Cell Culture And Chemotherapeutic Response By Dapi Stain And Morphology Predictive Algorithm Reported As A Drug Response Score; First Single Drug Or Drug Combination.
81536LowOncology (Gynecologic) Liver Tumor Cell Culture And Chemotherapeutic Response By Dapi Stain And Morphology Predictive Algorithm Reported As A Drug Response Score; Each Additional Single Drug Or Drug Combination (List Separately In Addition To Code For Primary Procedure).
81538HighOncology (Lung) Mass Spectrometric 8-Protein Signature Including Amyloid A Utilizing Serum Prognostic And Predictive Algorithm Reported As Good Versus Poor Overall Survival.
81539ModerateOncology (High-Grade Prostate Cancer), Biochemical Assay Of Four Proteins (Total Psa, Free Psa, Intact Psa, And Human Kallikrein-2 (Hk2)), Utilizing Plasma Or Serum, Prognostic Algorithm Reported As A Probability Score

What is a fee schedule?

A fee schedule is a list of fixed prices that healthcare providers charge for specific services, including CPT 81539. These prices vary depending on payer type (Medicare, Medicaid, private insurance), geographic location, and provider contracts.

Understanding the 81539 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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YearBilling CodeLocalityNon-Facility FeeFacility Fee