CMS Price Transparency Data
Blood test, magnesium
Facility: St Thomas More Hospital
Billing Code: 83735 (CPT)
The BaseRate · fair price high confidence
A fair price for this
$31
about 4.4× the $7 Medicare rate · typically $20–$31
modeled estimate · not a bill or quote
Medicare pays $7 Fair price $31 Cash price $45 Hospital's list price $114
What each insurance company pays
Which insurers have negotiated a price with this hospital for this procedure — and which haven’t.
6 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 | $17 - $100 | 254% |
| Blue Cross Blue Shieldmajor | $17 - $100 | 254% |
| Aetnamajor | $17 - $102 | 254% |
| Cignamajor | $17 - $98 | 254% |
| Humanamajor | $17 | 254% |
| Kaiser Permanentemajor | $17 - $98 | 254% |
| Devoted Health | $17 | 254% |
| + 4 smaller / regional plans | $8 - $93 |
Government programs also on file: Medicare.
Excludes 1 rental-network / third-party entry (e.g. Multiplan, PHCS) — these are pricing networks, not insurers.
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Other Procedures at St Thomas More Hospital
Compare: Blood test, magnesium at other CO hospitals
- Rangely District Hospital · Rangely $6
- Longmont United Hospital · Longmont $7
- Intermountain Health Platte Valley Hospital · Brighton $7
- Montrose Regional Health · Montrose $7
- Lutheran Medical Center · Wheat Ridge $7
- Poudre Valley Hospital · Fort Collins $7
- Mercy Regional Medical Center · Durango $7
- HCA Healthone Presbyterian St Luke's · Denver $7
Insurance negotiated median for the same procedure, sorted lowest first.