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HCPCS S3866 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.

Key FactDetail
Service Type

Temporary National Codes (Non-Medicare)

Genetic Testing

Common Place of Service

11 - Office

Complexity LevelModerate

National average reimbursement for HCPCS S3866 by major payers:

bcbs

$305.50

uhc

$47.33

aetna

$710.03

cigna

$744.06

HCPCS S3866 vs. Other Genetic Testing Codes

The HCPCS S3866 code is part of the Temporary National Codes (Non-Medicare) services used for Genetic Testing. 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 HCPCS S3866 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
S3865-HCPCSHigh
Comprehensive gene sequence analysis for hypertrophic cardiomyopathy
S3866-HCPCSModerate
Genetic analysis for a specific gene mutation for hypertrophic cardiomyopathy (HCM) in an individual with a known HCM mutation in the family
S3870-HCPCSModerate
Comparative genomic hybridization (CGH) microarray testing for developmental delay, autism spectrum disorder and/or intellectual disability

What is a fee schedule?

A fee schedule is a list of fixed prices that healthcare providers charge for specific services, including HCPCS S3866. These prices vary depending on payer type (Medicare, Medicaid, private insurance), geographic location, and provider contracts.

Understanding the S3866 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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