CMS Price Transparency Data
Blood test, magnesium
Facility: Ascension Saint Thomas Rehabilitation Hospital
Billing Code: 83735 (CPT)
The BaseRate · fair price low confidence
A fair price for this
$12
about 1.7× the $7 Medicare rate · typically $7–$58
modeled estimate · not a bill or quote
Medicare pays $7 Fair price $12 Cash price $21 Hospital's list price $21
What each insurance company pays
Which insurers have negotiated a price with this hospital for this procedure — and which haven’t.
5 of 6 major insurers have a published price at this hospital
✓ UnitedHealthcare✓ Blue Cross Blue Shield✓ Aetna✓ Cigna✓ Humana Kaiser 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 | $21 | 313% |
| Blue Cross Blue Shieldmajor | $21 | 313% |
| Aetnamajor | $21 | 313% |
| Cignamajor | $21 | 313% |
| Humanamajor | $21 | 313% |
| Ambetter (Centene) | $21 | 313% |
| Oscar Health | $21 | 313% |
| + 1 smaller / regional plan | $21 |
Government programs also on file: Medicare, Medicaid.
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Other Procedures at Ascension Saint Thomas Rehabilitation Hospital
Compare: Blood test, magnesium at other TN hospitals
- Jackson-Madison County General Hospital · Jackson $7
- Tristar Skyline Medical Center · Nashville $7
- Blount Memorial Hospital · Maryville $7
- Wellmont Bristol Regional Medical Center · Bristol $7
- University Health System, Inc · Knoxville $7
- Wellmont Holston Valley Medical Center · Kingsport $7
- Sycamore Shoals Hospital · Elizabethton $7
- Williamson Medical Center · Franklin $7
Insurance negotiated median for the same procedure, sorted lowest first.