CMS Price Transparency Data
Blood test, magnesium
Facility: University of Michigan Health - West
Billing Code: 83735 (CPT)
The BaseRate · fair price medium confidence
A fair price for this
$9
about 1.3× the $7 Medicare rate · typically $7–$39
modeled estimate · not a bill or quote
Medicare pays $7 Fair price $9 Cash price $28 Hospital's list price $69
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✓ Aetna✓ Humana Blue Cross Blue ShieldCignaKaiser 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 | $50 | 746% |
| Aetnamajor | $46 | 687% |
| Humanamajor | $52 | 776% |
| HealthPartners | $57 | 851% |
| Medica | $50 | 746% |
| Priority Health | $19 | 284% |
| + 8 smaller / regional plans | $46 - $57 |
Excludes 5 rental-network / third-party entries (e.g. Multiplan, PHCS) — these are pricing networks, not insurers.
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Other Procedures at University of Michigan Health - West
Compare: Blood test, magnesium at other MI hospitals
- Harper University Hospital · Detroit $6
- Surgeons Choice Medical Center · Southfield $6
- Charlevoix Area Hospital · Charlevoix $6
- Beacon Plainwell · Plainwell $6
- St Joe Mercy Hospital System Livonia · Livonia $7
- Bronson Methodist Hospital · Kalamazoo $7
- Ascension Providence Hospital, Southfield and Novi · Southfield $7
- Trinity Health Oakland Hospital · Pontiac $7
Insurance negotiated median for the same procedure, sorted lowest first.