MRI of knee or other lower-limb joint, no contrast dye in St. Louis, MO-IL
In St. Louis, MO-IL, 6 hospitals list a cash price for MRI of knee or other lower-limb joint, no contrast dye: from $429.59 to $3,448.80, with a median of $2,944.80. The lowest listed price is at Ranken Jordan Home for Convalescent Crippled Children Hospital.
Cash prices at 12 facilities across 10 cities for code 73721, as an outpatient — the setting a self-pay patient normally buys. Collected Sep 23, 2026; the hospital files themselves were last updated between Apr 24, 2026 and Apr 24, 2026.
Where each hospital's price falls
Each dot is one hospital's cash price on a scale from the lowest to the highest in St. Louis, MO-IL.
Hospitals, cheapest first
| Hospital | Cash price | List price | Off list | File date |
|---|---|---|---|---|
| Ranken Jordan Home for Convalescent Crippled Children Hospital one side lowest Maryland Heights, MO MRI LE Joint w/o Contrast Left | $413.02 | $516.27 | 20% | Apr 24, 2026 source file |
| Ranken Jordan Home for Convalescent Crippled Children Hospital one side Maryland Heights, MO MRI LE Joint w/o Contrast Right | $413.02 | $516.27 | 20% | Apr 24, 2026 source file |
| American Healthcare Systems Illinois LLC Granite City, IL MR-LW JOINT WO | $429.59 | $715.99 | 40% | — source file |
| Mercy Hospital South one side Saint Louis, MO MRI Extr Lwr Jt WO Cont Rt | $1,357.85 | $2,089.00 | 35% | — source file |
| Mercy Hospital South one side Saint Louis, MO MRI Extr Lwr Jt WO Cont Lt | $1,357.85 | $2,089.00 | 35% | — source file |
| Mercy Hospitals East Communities dba Mercy Hospital Washington one side Washington, MO MRI Extr Lwr Jt WO Cont Lt | $1,569.10 | $2,414.00 | 35% | — source file |
| Mercy Hospitals East Communities dba Mercy Hospital Washington one side Washington, MO MRI Extr Lwr Jt WO Cont Rt | $1,569.10 | $2,414.00 | 35% | — source file |
| Mercy Hospital Jefferson one side Festus, MO MRI Extr Lwr Jt WO Cont Rt | $1,639.30 | $2,522.00 | 35% | — source file |
| Mercy Hospital Jefferson one side Festus, MO MRI Extr Lwr Jt WO Cont Lt | $1,639.30 | $2,522.00 | 35% | — source file |
| Mercy Hospitals East Communities dba Mercy Hospital St Louis one side Saint Louis, MO MRI Extr Lwr Jt WO Cont Rt | $1,859.00 | $2,860.00 | 35% | — source file |
| Mercy Hospitals East Communities dba Mercy Hospital St Louis one side Saint Louis, MO MRI Extr Lwr Jt WO Cont Lt | $1,859.00 | $2,860.00 | 35% | — source file |
| Mercy Hospital Lincoln one side Troy, MO MRI Extr Lwr Jt WO Cont Lt | $1,892.15 | $2,911.00 | 35% | — source file |
| Mercy Hospital Lincoln one side Troy, MO MRI Extr Lwr Jt WO Cont Rt | $1,892.15 | $2,911.00 | 35% | — source file |
| Shriners Childrens - St Louis Saint Louis, MO MRI JNT OF LWR EXTRE W/O DYE | $1,935.50 | $1,935.50 | — | — source file |
| Hshs Holy Family Hospital Inc Greenville, IL HC MRI LWR EXT JOINT W/O CONTRAST | $2,943.36 | $4,088.00 | 28% | — source file |
| St Josephs Hospital of the Hospital Sisters of the Third Order of St Francis Highland, IL HC MRI LWR EXT JOINT W/O CONTRAST | $2,946.24 | $4,092.00 | 28% | — source file |
| St Josephs Hospital Hospital Sisters Third Order of St Francis Breese, IL HC MRI LWR EXT JOINT W/O CONTRAST | $3,375.36 | $4,688.00 | 28% | — source file |
| St Elizabeths Hospital of the Hospital Sisters of the Third Order of St Francis O'Fallon, IL HC MRI LWR EXT JOINT W/O CONTRAST | $3,448.80 | $4,790.00 | 28% | — source file |
| Ranken Jordan Home for Convalescent Crippled Children Hospital both sides Maryland Heights, MO MRI LE Joint w/o Contrast Bilateral | $826.04 | $1,032.55 | 20% | Apr 24, 2026 source file |
| Mercy Hospital South both sides Saint Louis, MO MRI Extr Lwr Jt WO Cont Bi | $2,143.70 | $3,298.00 | 35% | — source file |
| Mercy Hospitals East Communities dba Mercy Hospital Washington both sides Washington, MO MRI Extr Lwr Jt WO Cont Bi | $2,354.30 | $3,622.00 | 35% | — source file |
| Mercy Hospital Jefferson both sides Festus, MO MRI Extr Lwr Jt WO Cont Bi | $2,588.30 | $3,982.00 | 35% | — source file |
| Mercy Hospitals East Communities dba Mercy Hospital St Louis both sides Saint Louis, MO MRI Extr Lwr Jt WO Cont Bi | $2,787.85 | $4,289.00 | 35% | — source file |
| Mercy Hospital Lincoln both sides Troy, MO MRI Extr Lwr Jt WO Cont Bi | $3,703.05 | $5,697.00 | 35% | — source file |
Both sides : lowest $826.04, median $2,471.30, highest $3,703.05 — a 4.5× difference within the same market.
Outpatient: lowest $429.59, median $2,944.80, highest $3,448.80 — a 8.0× difference within the same market.
One side of the body : lowest $413.02, median $1,604.20, highest $1,892.15 — a 4.6× difference within the same market.
As an inpatient, the same code is billed by 1 facility here, median $826.04. Inpatient and outpatient prices are not comparable and are kept on separate pages: the inpatient charge covers admission, not the same purchase.
As an inpatient, the same code is billed by 5 facilities here, median $2,946.24. Inpatient and outpatient prices are not comparable and are kept on separate pages: the inpatient charge covers admission, not the same purchase.
As an inpatient, the same code is billed by 1 facility here, median $413.02. Inpatient and outpatient prices are not comparable and are kept on separate pages: the inpatient charge covers admission, not the same purchase.
What it is
An MRI of a lower-limb joint makes detailed pictures of the joint, usually the knee, though the code also covers the hip and ankle. It shows ligaments, cartilage, the meniscus and tendons that do not show on X-rays. No contrast dye is used.
What the price covers
The hospital price usually covers the scan of one joint. The radiologist's reading is often billed separately.