Skip to main content
CPT 73721St. Louis, MOData compiled 2026-06-10

Knee MRI Cost in St. Louis, MO

A magnetic-imaging scan of the knee joint, commonly used to check cartilage and ligament injuries.

Prices range from $72 to $134 across 10 hospitals; the median is $102.

MRI Lower Ext Joint W/O

Area median: $1,382 across 485 hospitals (US)

Sort by:

Cash Price

$72

Negotiated Range

From $64

n=25 payers

Gross

$378

Best price

Cash Price

$74

Negotiated Range

From $68

n=23 payers

Gross

$430

Cash Price

$78

Negotiated Range

From $9

n=20 payers

Gross

$155

Cash Price

$93

Negotiated Range

From $61

n=16 payers

Gross

$154

Cash Price

$98

Negotiated Range

From $62

n=16 payers

Gross

$122

Cash Price

$102

Negotiated Range

$390 – $1,125

n=18 payers

Gross

$378

Cash Price

$110

Negotiated Range

No data

Gross

$184

Cash Price

$121

Negotiated Range

$317

n=5 payers

Gross

$146

Cash Price

$131

Negotiated Range

$131 – $146

n=4 payers

Gross

$154

Cash Price

N/A

Negotiated Range

From $113

n=4 payers

Gross

$141

What affects the price of knee mri?

A magnetic-imaging scan of the knee joint, commonly used to check cartilage and ligament injuries.

  • How you pay: cash (self-pay) prices are often lower than insurer-negotiated rates, and the hospital's gross "list price" is rarely what anyone actually pays.
  • Your insurance plan: each insurer negotiates its own rate with each hospital, so the same procedure can vary by thousands of dollars across plans.
  • Where it's done: hospital outpatient departments usually charge more than independent imaging centers or ambulatory surgery centers.
  • Extra services: anesthesia, pathology, facility fees, and physician fees may be billed separately from the listed procedure price.
  • Complexity: complications or additional findings during the procedure can change the final bill.
Compare knee mri prices interactivelyHow we source this data

Prices shown are from hospital-published price transparency data. Your actual cost may vary based on your specific insurance plan, treatment complexity, and other factors. This page is not medical or billing advice.