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See a sample rate comparisonCPT 87391 Fee Schedule
Last Verified: October 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.
Infectious Agent Antigen Detection By Immunoassay Technique (Eg Enzyme Immunoassay [Eia] Enzyme- Linked Immunosorbent Assay [Elisa] Fluorescence Immunoassay [Fia] Immuno- Chemiluminometric Assay [Imca]) Qualitative Or Semiquantitative; Hiv-2 (Desc Rvsd 10/6/20)
| Key Fact | Detail |
|---|---|
| Service Type | Pathology and Laboratory Procedures Microbiology Procedures |
| Common Place of Service | 11 - Office 81 - Independent Laboratory |
| Common Modifiers | None 59 - Distinct Procedural Service 92 - Alternative Lab Platform |
| Complexity Level | Low |
| Medicare Fee Schedule | View Medicare rates for 87391 |
| Medicaid Fee Schedule | View Medicaid rates for 87391 |
National average reimbursement for CPT 87391 by major payers:
$20.56
$13.72
$21.72
$31.12
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CPT 87391
5 of 25 sample ratesHigher to lower in this preview
Da Pediatric Rehabilitation
$60.00Published rateChristopher Raio
Samaritan Emergency Medical Services PC
$26.02Published rateHcn Ep Horizon City, LLC, The Hospitals Of Providence Emergency Room Montwood
Hcn Ep Horizon City LLC
$21.89Published ratePrisma Health-Upstate, Prisma Health Center For Pediatric Med
Prisma Health - Upstate
$19.70Published rateBsa Hospital LLC
$9.19Published rate
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Payer Contract Negotiation
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See a sample payer proposalCPT 87391 vs. Other Microbiology Procedures Codes
The CPT 87391 code is part of the Pathology and Laboratory Procedures services used for Microbiology 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 87391 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 |
|---|---|---|
| 87390-CPT | Low | Infectious Agent Antigen Detection By Immunoassay Technique (Eg Enzyme Immunoassay [Eia] Enzyme- Linked Immunosorbent Assay [Elisa] Fluorescence Immunoassay [Fia] Immuno- Chemiluminometric Assay [Imca]) Qualitative Or Semiquantitative; Hiv-1 (Desc Rvsd 10/6/20) |
| 87391-CPT | Low | Infectious Agent Antigen Detection By Immunoassay Technique (Eg Enzyme Immunoassay [Eia] Enzyme- Linked Immunosorbent Assay [Elisa] Fluorescence Immunoassay [Fia] Immuno- Chemiluminometric Assay [Imca]) Qualitative Or Semiquantitative; Hiv-2 (Desc Rvsd 10/6/20) |
| 87400-CPT | Low | Infectious Agent Antigen Detection By Immunoassay Technique (Eg Enzyme Immunoassay [Eia] Enzyme- Linked Immunosorbent Assay [Elisa] Fluorescence Immunoassay [Fia] Immuno- Chemiluminometric Assay [Imca]) Qualitative Or Semiquantitative; Influenza A Or B Each (Desc Rvsd 10/6/20) |
What is a fee schedule?
A fee schedule is a list of fixed prices that healthcare providers charge for specific services, including CPT 87391. These prices vary depending on payer type (Medicare, Medicaid, private insurance), geographic location, and provider contracts.
Understanding the 87391 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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