CMS Price Transparency Data
Blood test, magnesium
Facility: Mercy Rehabilitation Hospital Northwest Arkansas
Billing Code: 83735 (CPT)
The BaseRate · fair price high confidence
A fair price for this
$9
about 1.3× the $7 Medicare rate · typically $8–$18
modeled estimate · not a bill or quote
Medicare pays $7 Fair price $9 Cash price $37 Hospital's list price $37
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 | $37 - $38 | 552% |
| Blue Cross Blue Shieldmajor | $37 - $38 | 552% |
| Aetnamajor | $37 - $38 | 552% |
| Cignamajor | $37 - $38 | 552% |
| Humanamajor | $37 - $38 | 552% |
| Ambetter (Centene) | $37 - $38 | 552% |
| Devoted Health | $37 - $38 | 552% |
| + 8 smaller / regional plans | $37 - $38 |
Government programs also on file: Medicare, Medicaid, Military & VA.
Excludes 2 rental-network / third-party entries (e.g. Multiplan, PHCS) — these are pricing networks, not insurers.
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Other Procedures at Mercy Rehabilitation Hospital Northwest Arkansas
Compare: Blood test, magnesium at other AR hospitals
- Chi-St Vincent Infirmary · Little Rock $7
- Mercy Hospital Northwest Arkansas · Rogers $7
- University of Arkansas Medical Sciences · Little Rock $7
- Ouachita County Medical Center · Camden $7
- Mercy Hospital Fort Smith · Fort Smith $7
- Arkansas Heart Hospital, LLC · Little Rock $7
- Mercy Hospital Ozark · Ozark $7
- Dallas County Medical Center · Fordyce $7
Insurance negotiated median for the same procedure, sorted lowest first.