Radiology Billing Services in Illinois

Illinois's radiology practices face unique billing challenges shaped by Blue Cross Blue Shield of Illinois's commercial rules, Illinois Medicaid requirements, and National Government Services (NGS) (Jurisdiction 6) Medicare policies. Our AAPC-certified coders specialize in both IL payer rules and radiology coding complexity.

AAPC Certified
IL Payer Expert
Radiology Specialists
2.49% Rate
Last reviewed: May 2026Reviewed by the Go Medical Billing Editorial TeamAAPC-certified coders
40,000+IL Physicians
2.49%Starting Rate
5Medicaid MCOs
98%+Clean Claim Rate

Why Illinois Radiology Practices Need Specialized Billing

Illinois's healthcare market includes 40,000+ physicians, and radiology practices here face a payer market dominated by Blue Cross Blue Shield of Illinois on the commercial side and Illinois Medicaid on the public payer side. Medicare claims are processed through National Government Services (NGS) (Jurisdiction 6), which applies its own Local Coverage Determinations that directly affect radiology procedure coverage and medical necessity requirements. Generic billing teams without IL specific knowledge leave revenue on the table.

Radiology billing itself is complex. Radiology coding requires understanding of professional (mod 26) vs technical (mod TC) component billing, contrast administration rules (with/without/both), and the complex coding for interventional radiology procedures. When you combine this coding complexity with Illinois's specific payer rules, authorization requirements, and 5 Illinois Medicaid managed care plans that each have their own billing rules, you need a team that understands both dimensions. Go Medical Billing provides that expertise at 2.49% of collections, serving radiology practices from Chicago to Champaign and across Illinois.

2026 Illinois Medicare Allowables for Radiology CPT Codes

These are the 2026 Medicare allowable amounts for radiology CPT codes in Illinois, processed under National Government Services (NGS) (Jurisdiction 6). Allowables are locality-adjusted, so ILrates differ from other states — the highest-value radiology code below pays $296.44 non-facility here. Compare any code across states with our Medicare fee calculator by state.

Code
Description
Non-Facility
Facility
CT head or brain without contrast
$105.88
$105.88
CT chest without contrast
$131.64
$131.64
MRI lumbar spine without contrast
$190.20
$190.20
MRI lower extremity joint without contrast
$202.00
$202.00
CT abdomen and pelvis with contrast
$296.44
$296.44
Abdominal ultrasound, complete
$113.25
$113.25
Transvaginal ultrasound
$116.33
$116.33
Diagnostic mammography, unilateral
$122.61
$122.61
Screening mammography, bilateral
$124.49
$124.49
Soft tissue head and neck ultrasound
$106.84
$106.84

Source: 2026 Medicare Physician Fee Schedule, IL locality (National Government Services (NGS) (Jurisdiction 6)). Commercial Blue Cross Blue Shield of Illinois rates typically run above these benchmarks; Illinois Medicaid rates run below. Figures for reference, not a guarantee of payment.

The Illinois Market Context for Radiology Practices

Illinois is home to more than 40,000 physicians and a healthcare market shaped by Chicago's massive medical infrastructure. The city hosts some of the nation's top academic medical centers and a dense network of community health centers serving the metro's diverse population. Downstate Illinois has a fundamentally different payer mix with higher Medicare and Medicaid percentages. BCBS of Illinois dominates the commercial market with roughly 50% market share, and the state's Medicaid managed care program runs through five MCOs, each with distinct billing requirements. Illinois also has a strong prompt payment law requiring payers to process clean claims within 30 days, which we enforce when payers miss deadlines.

Illinois-specific factors that shape radiology reimbursement: BCBS IL is one of the largest BCBS plans in the country by enrollment; Illinois prompt payment law allows practices to collect interest on late-paid claims; CountyCare (Cook County's Medicaid plan) has its own provider enrollment separate from state MCOs. Our IL coders build these into every radiologyclaim — see how this works alongside our Illinois medical billing and radiology billing teams.

Illinois Payer Challenges for Radiology

Every IL payer has specific rules for radiology claims. Here's how we navigate them.

Blue Cross Blue Shield of Illinois Radiology Claims

Blue Cross Blue Shield of Illinois processes the largest share of Illinois commercial radiology claims. We know their IL specific fee schedules, prior authorization requirements for radiology procedures, and their appeal timelines when claims are denied. 26/TC splits must match the service your practice actually provides.

Illinois Medicaid Radiology Billing

Illinois Medicaid routes radiology patients through 5 managed care plans: Meridian, Molina, Blue Cross Community, and 2 more. Each MCO has its own radiology authorization and billing rules that we manage.

Medicare (National Government Services (NGS) (Jurisdiction 6)) Radiology Coverage

National Government Services (NGS) (Jurisdiction 6) processes Medicare radiology claims in Illinois with its own Local Coverage Determinations. We navigate National Government Services (NGS) (Jurisdiction 6)'s policies around contrast rules to prevent medical necessity denials.

Denial Prevention for Illinois Radiology

Common radiology denials in Illinois include 26/tc splits must match the service your practice actually provides and with contrast, without contrast, and with+without have different codes and rates. Our team catches these issues before submission and appeals aggressively with IL payer-specific documentation when denials occur.

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2.49% starting rate
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What We Handle for Illinois Radiology Practices

Diagnostic radiology coding (X-ray, CT, MRI, US)
Professional/technical component billing
Interventional radiology coding
Contrast protocol coding
Prior authorization for advanced imaging
Multi-modality practice billing

Illinois Radiology Billing Cost Comparison

Hiring an in-house biller with radiology expertise in Illinois costs $42K-$58K annually in salary alone. Add benefits, software, clearinghouse fees, and office space, and the true cost is even higher. At 2.49% of collections, Go Medical Billing provides an entire team of AAPC-certified radiology coders and IL payer specialists for a fraction of that cost.

$42K-$58K

In-House Biller Salary

+ benefits, software, space

2.49%

Go Medical Billing Rate

Full team, all services included

60-80%

Typical Cost Reduction

With better results

Frequently Asked Questions

All major IL payers: Blue Cross Blue Shield of Illinois, Aetna, Cigna, UHC, Humana, Illinois Medicaid (including Meridian, Molina, Blue Cross Community), and Medicare through National Government Services (NGS) (Jurisdiction 6). If a payer accepts radiology patients in Illinois, we submit and follow-up on claims with them.
The most frequent radiology denials we see from IL payers include 26/tc splits must match the service your practice actually provides, with contrast, without contrast, and with+without have different codes and rates, ir procedures combine surgical and imaging codes with specific supervision requirements. Our team catches these before submission by applying both radiology coding expertise and IL payer-specific rules to every claim.
Illinois Medicaid routes radiology patients through 5 managed care plans: Meridian, Molina, Blue Cross Community, CountyCare, IlliniCare. Each MCO has its own radiology authorization requirements, fee schedules, and billing rules. We credential and bill with all of them so your radiology practice gets paid correctly.
Most IL radiology practices are fully transitioned within two to three weeks. We connect to your EHR, learn your radiology workflows, and start submitting claims to Blue Cross Blue Shield of Illinois, Illinois Medicaid, Medicare, and all your IL payers with no downtime.

Fix Your Illinois Radiology Billing

Call 888-701-6090 for a free billing assessment specific to your IL radiology practice. We'll show you where revenue is leaking and how to fix it.