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Costs · Imaging · Lower back MRI (lumbar spine) · San Antonio · code 72148

How much does a lower back MRI (lumbar spine) cost in San Antonio?

MRI scan of the lower spine without contrast — the usual test for chronic back pain or sciatica. Below: the rates insurers have actually negotiated with 5 San Antonio-area hospitals, and the cash (self-pay) prices where published — from the hospitals' own federally required price files.

$847
lowest median negotiated rate
CHRISTUS Santa Rosa Health System
$3,160
highest (adult hospitals)
Methodist Hospital
3.7×
price spread
same procedure, same metro
Median negotiated rate per hospital · sorted low → high · hover a bar for the full receipt
cash (self-pay) price
HospitalGross chargeCash priceNegotiatedRange# ratesvs median
* Specialty hospital (pediatric or cancer center) — rates reflect specialty case mix. † Median based on fewer than 3 published rates — treat as indicative. Bars show the median dollar-denominated commercial negotiated rate; hospitals sharing a health-system contract show similar rates.
SOURCE: standard-charges files from 5 hospitals · file dates 2025-10-14 → 2026-05-01 · retrieved 2026-08-08
Paying cash can beat using insurance. At University Hospital, the self-pay price is $790 — less than the $1,426 median commercial-insurer rate. If you haven't met your deductible, ask for the cash rate.
Skipping the hospital? 19 independent imaging/outpatient centers in this area negotiate a median $243 all-in for this procedure (133 insurer rates) — less than the lowest hospital facility fee above ($847).
  • Sleep Wake Management, Inc — $51
  • Rodney Kidd — $57
  • Crossing Imaging Center Llc — $57
  • Paesanos Parkway Imaging I Llc — $58
All-in (global) negotiated fees from Cigna, and UnitedHealthcare's federally mandated Transparency-in-Coverage files, newest dated 2026-08-01; hospital bars above show the facility fee only — a physician fee is usually billed on top. Estimates — confirm with the provider.