General Discussion

https://www.medicare.gov/procedure-price-lookup/cost/72149

This is for "Magnetic resonance (eg, proton) imaging, spinal canal and contents, lumbar; with contrast material(s)".

Spoiler: Patient pays $58 in an ambulatory surgical center, $89 in hospital outpatient dept.

Not too hard to compute what Medicare pays the facility, since this is 20% of the Medicare Approved Amount.

Edited to add more info (All costs are national averages.) ...

Total cost: $292
Doctor Fee: $82
Facility Fee: $210
Medicare pays: $233
Patient pays: $58