Radiology · CMS status A
72148
MRI lumbar spine, without contrast
Magnetic resonance imaging of the lumbar spine without contrast material. CMS 2026 global wRVU 1.48, total RVU approximately 7.18, Medicare global allowable approximately $240. The first-line outpatient imaging for radiculopathy, mechanical low back pain after failed conservative care, and suspected disc disease.
Work RVU
1.48
2026 Medicare pays
$239.82
National GPCI · non-facility · CF $33.4009
RVU anatomyWork 1.48 + Practice 5.60 + Malpractice 0.10 = 7.18 total
Work (your effort)Practice expenseMalpractice
Billing guidance for 72148 is locked
- When to use it: the exact clinical situations that support billing 72148
- Documentation checklist: the 5 elements your note needs before submitting
- Common pitfalls: the 5 mistakes that get 72148 downcoded or denied
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Common modifiers
26TC
Common ICD-10 pairings
M54.16M54.5M51.36M48.06G83.4
Payer notes
Medicare covers 72148 with appropriate indication. Commercial payers (UnitedHealthcare, Aetna, Anthem) routinely require prior authorization for outpatient lumbar MRI and require documentation of failed conservative care or red flags. Workers' comp claims have separate review processes. Some Medicare Advantage plans require physical therapy trial documentation; check plan-specific criteria.
Pairs well with
Educational reference, not billing or legal advice. Verify against your payer contracts and your compliance team before submission.