CPT Code 72148 - MRI Lumbar Spine without Contrast – Billing Guide

A professional get the MRI of the patient by MRI machine at lab center for this treatment use this CPT Code 72148 for billing process.

Key Takeaways

    • What CPT Code 72148 Covers: MRI of the lumbar spine without contrast?
    • Session Duration Requirements: No strict time-based billing criteria.
    • Who Can Use the Code: Radiologists, neurologists, and imaging centers?
    • Best Practices for Proper Use: Ensure medical necessity, attach the correct modifier (26 or TC), and support documentation.

What Is CPT Code 72148?

CPT Code 72148 is used the billing an MRI of the lumbar back without the use of contrast material. This is typically ordered to evaluate lower back pain, nerve compression, disc herniation, spinal tumors, or degenerative disc disease.

CPT Code 72148 Description

CPT Code 72148 is used for magnetic resonance imaging (MRI) of the lumbar spine, focusing on the spinal canal and its contents, without using contrast dye. 

It plays an important role in diagnosing spinal conditions by offering clear soft tissue visualization without the need for invasive techniques.

Who Can Bill CPT Code 72148?

The following healthcare providers and facilities commonly bill for CPT code 72148:

  • Radiologists
  • Neurologists
  • Orthopedic specialists
  • Independent diagnostic testing facilities (IDTFs)
  • Hospital outpatient imaging departments

These professionals must document medical necessity and follow payer-specific guidelines to ensure claim acceptance.

Services Covered Under CPT Code 72148

CPT 72148 applies specifically to:

  • Non-contrast MRI of the lumbar spine
  • Used to evaluate conditions like spinal stenosis, herniated discs, and nerve root compression.
  • Pre-operative evaluations
  • Follow-ups for back surgery outcomes

This code does not include contrast material. If contrast is used, different or additional codes like 72158 are required.

Modifier Use with CPT Code 72148

When billing, apply modifiers according to the part of the service performed:

  • Modifier 26 – Indicates the professional component, typically the radiologist’s interpretation of the MRI.
  • Modifier TC – Represents the technical component, which consists of operating the MRI equipment and capturing the images.
  • No modifier – If both technical and professional services are billed together by the same entity.

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Common Billing Mistakes to Avoid

Avoid these pitfalls when billing CPT code 72148:

  • Using the wrong modifier, especially when billing only part of the service.
  • Lack of documentation – Always link to a valid ICD-10 code like M54.5 (low back pain).
  • Only use CPT 72148 – when contrast is not used, it’s designed specifically for non-contrast lumbar MRIs.

CPT Code 72148 Cost and Reimbursement

Medicare Average Reimbursement:

  • Technical Component (TC): ~$220
  • Professional Component (26): ~$45
  • Global (both services): ~$265

Costs may vary depending on geographic location, payer contract, and place of service (e.g., hospital vs. imaging center).

Always verify the latest Medicare Physician Fee Schedule or commercial payer contracts.

CPT Code Lookup 72148 - Key Payer Insights

When verifying this code with payers, use their online CPT code lookup tools or portals. Always confirm:

Difference between 72148 and Related MRI Codes

CPT Code

Description

Contrast Used?

72148

MRI lumbar spine without contrast

No

72149

MRI lumbar spine with contrast

Yes

72158

MRI lumbar spine with and without difference

Yes

70551

MRI brain without contrast

No

73721

MRI of the knee without contrast

No

74183

MRI abdomen with and without contrast

Yes

Final Thoughts

CPT 72148 is commonly used for lumbar spine MRI procedures that do not involve contrast material. Proper billing depends on:

  • Using correct modifiers (26/TC)
  • Supporting the procedure with valid ICD-10 diagnoses
  • Avoiding misuse with contrast-based imaging codes

For medical billing professionals, staying compliant with CPT code 72148 ensures fast reimbursements and fewer denials.

Frequently Asked Questions (FAQs)

CPT Code 72148 describes an MRI of the lumbar spine without contrast, used to examine discs, nerves, and soft tissue in the lower back. It’s commonly employed for diagnosing issues like herniated discs or spinal stenosis.

Payer conventions and ability kinds distress cost significantly.

“Total charge was $2,885, the insurer paid $944.97, and the individual was left with a bill of $1,940.03. Another advised asking for cost estimates upfront using the specific code:
I essential an MRI of the lower spinal without dye, CPT code 72148. How much will that cost?

Providers typically originate the imaging order, but billing departments or diagnostic centers assign the actual CPT code. Who determines which CPT codes to bill? Is it the GP before the imaging ability based on the GP comments?

Yes. CPT Code 72148 applies only when no contrast is used. If contrast was administered, other codes like 72149 or 72158 should be used instead.

The numbers that appear are Quest’s internal codes, not CPT code. The only CPT coding the doctor’s office does is for the appointments. Make sure billing departments or coding teams confirm the proper code usage.

Absolutely. Many users reported that self-pay rates at private imaging centers may be much lower than hospital pricing, even when using the same CPT code. Services like ClearHealthCosts can provide insights.

The most commonly used modifiers are:

  • Modifier 26 for the professional interpretation
  • Modifier TC for the technical component (machine and facility)
    Ensure you choose appropriately depending on who submits the claim.

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