CMS Price Transparency Data
Blood test, magnesium
Facility: SSM Health St. Mary's Hospital - Jefferson City
Billing Code: 83735 (CPT)
The BaseRate · fair price high confidence
A fair price for this
$19
about 2.7× the $7 Medicare rate · typically $13–$19
modeled estimate · not a bill or quote
Medicare pays $7 Fair price $19 Cash price $54 Hospital's list price $99
What each insurance company pays
Which insurers have negotiated a price with this hospital for this procedure — and which haven’t.
3 of 6 major insurers have a published price at this hospital
✓ UnitedHealthcare✓ Blue Cross Blue Shield✓ Humana AetnaCignaKaiser Permanente
Crossed out = this hospital hasn’t published a negotiated price for that insurer for this procedure. It doesn’t necessarily mean they aren’t accepted — ask your insurer.
| Insurance company | Price range | vs. Medicare |
|---|---|---|
| UnitedHealthcaremajor | $6 - $7 | 90% |
| Blue Cross Blue Shieldmajor | $7 - $41 | 104% |
| Humanamajor | $7 | 104% |
| Ambetter (Centene) | $7 | 104% |
| + 4 smaller / regional plans | $7 - $12 |
Self-Pay How to get the cash price
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Other Procedures at SSM Health St. Mary's Hospital - Jefferson City
Compare: Blood test, magnesium at other MO hospitals
- Saint Francis Medical Center · Cape Girardeau $6
- Cedar County Memorial Hospital · El Dorado Springs $6
- Mosaic Life Care at St Joseph · Saint Joseph $7
- Phelps County Regional Medical Center · Rolla $7
- Research Medical Center · Kansas City $7
- Bates County Memorial Hospital · Butler $7
- Mercy Hospital Lebanon · Lebanon $7
- Boone Hospital Center · Columbia $7
Insurance negotiated median for the same procedure, sorted lowest first.