Health Insurance
4 min read • Updated September 2026
How Much Is a CT Scan With Insurance?
Quick Answer / Executive Summary
With insurance, a CT scan typically costs $100-$500 as a flat advanced-imaging copay on plans that classify it separately, or 10-40% coinsurance after your deductible on plans that don't. Self-pay cash prices run roughly $300-$3,200 depending on body part and, as with an MRI, whether it's done at a freestanding imaging center or a hospital. See the full medical cost comparison for how it stacks up against an MRI and urgent care.
Key Takeaways at a Glance
- CT scan pricing follows the same site-of-service logic as an MRI — a freestanding imaging center is typically well below a hospital outpatient department for the identical scan.
- Some plans apply a specific flat copay ($100-$500) for advanced diagnostic imaging separate from a regular office-visit copay; others simply apply standard coinsurance once the deductible is met.
- Unlike a routine MRI, a CT scan is frequently ordered urgently — after an ER visit, a suspected fracture, or an acute abdominal issue — which leaves less practical room to shop between facilities by price.
- A CT scan ordered as a follow-up to an urgent care visit is billed entirely separately from that visit's own copay, a common source of an unexpectedly high combined bill.
Why CT and MRI Pricing Follow the Same Logic
Both CT and MRI are billed as advanced diagnostic imaging, and both are priced primarily by facility type rather than by the specific scan ordered — a hospital outpatient department generally charges meaningfully more for a CT scan than an independent imaging center bills for the identical study, for the same underlying reason: hospitals negotiate higher reimbursement rates with insurers to offset broader facility overhead.
Why You Have Less Ability to Shop Around for a CT Scan
A CT scan is often ordered in a time-sensitive context — following a car accident, a fall, or acute abdominal pain being evaluated in an ER or urgent care setting — where the ordering provider typically sends you directly to whatever imaging is available on-site or nearby rather than giving you a chance to compare facilities. This is a meaningful difference from a routine MRI, which is more often scheduled days or weeks out and gives a self-pay or high-deductible patient real room to call around for pricing first.
How Your Plan Classifies Advanced Imaging
Some insurance plans carve out a specific benefit tier for advanced imaging (MRI, CT, PET scans) with its own flat copay, distinct from the office-visit copay and sometimes distinct from the general coinsurance that applies to other services. Other plans have no such carve-out and simply apply standard coinsurance once the deductible is met, meaning your out-of-pocket cost is a direct percentage of whatever the facility actually charges. Check your plan's summary of benefits specifically for an "advanced imaging" or "diagnostic imaging" line before assuming a flat rate applies.
What You Should Do: Step-by-Step Action Plan
1
Check your plan's summary of benefits for a specific advanced-imaging copay before assuming standard coinsurance applies.
2
If the scan isn't urgent, ask whether you can choose a freestanding imaging center rather than the facility a referring provider defaults to.
3
Confirm the imaging facility is in-network separately from confirming your ordering physician is in-network — the two aren't always the same.
4
Ask for a pre-treatment cost estimate from your insurer for a non-urgent CT scan if the total cost is a significant concern.
Critical Mistakes to Avoid
- Assuming a CT scan is priced and covered identically to a routine office visit.
- Not checking whether the imaging facility itself is in-network, separate from the ordering physician.
- Assuming you have the same ability to shop around for an urgent CT scan as you would for a scheduled MRI.
- Forgetting that a CT scan ordered during an urgent care or ER visit is billed as its own separate charge, not bundled into that visit's copay.