CMS Price Transparency Data

Blood test, potassium

Facility: St Louis Childrens Hospital

Billing Code: 84132 (CPT)

Factual Cost Summary (Answer Capsule)
  • CPT Billing Code: 84132
  • Insurance Median: $22
  • Cash Discount Price: $18
  • vs. Medicare Baseline: 4.62x Medicare
The contracted insurance negotiated median rate for a Blood test, potassium at St Louis Childrens Hospital is $22. If you are paying out-of-pocket or uninsured, the self-pay cash discount rate is $18. Compared to the federal Medicare reimbursement reference rate of $4.76, this hospital’s rate is 4.62x the Medicare baseline. Located in One Childrens Place, Saint Louis, MO.
Cash / Self-Pay
$18

Average discount available for prompt cash payment at this facility.

Insurance Median
$22

Median negotiated contract rate across all mapped commercial carriers.

Medicare Reference Rate
$4.76

Standard federal government reimbursement rate for this code.

Visual Cost Comparison vs. Medicare

Medicare Reference Baseline: $4.76 (100%)
Cash / Self-Pay: $18 (378%)
Insurance Median: $22 (462%)
Cash: $18 (378% of Medicare)
Ins. Median: $22 (462% of Medicare)

Understanding this gauge: We use the federal Medicare rate of $4.76 as the cost baseline. Rates below the baseline represent excellent value. In-network commercial rates commonly hover around 150% - 250% of Medicare, while rates exceeding 300% are elevated. Hover over the green and blue markers to view detailed calculations.

Elevated Commercial Rate Alert (Value-Gap)

The negotiated rate at this facility is 462% of the Medicare baseline (a markup of 362%). Patients with high-deductible plans or out-of-network benefits may face excessive out-of-pocket costs.

Out-of-Pocket Cost Estimator

Estimate whether it is more economical to use your insurance or pay the upfront self-pay cash rate.

Input your details and click calculate to compare out-of-pocket costs.

Commercial Insurance Negotiated Rates

Negotiated contract ranges established by major commercial carriers at this facility.

Carrier / Plan Group Contract Rate Range vs. Medicare Reference
Aetna $5 - $24 105%
Blue Cross Blue Shield $5 - $26 105%
Cox Health [757] $5 105%
Essence Healthcare [221] $5 105%
Humana $5 - $22 105%
Medica [662] $5 105%
UnitedHealthcare $5 - $22 105%
Cigna $15 - $16 315%
Healthlink [225] $15 - $23 315%
Apwu Health Plan [216] $16 336%
Consociate [478] $16 336%
Nalc Health Benefit Plan [242] $16 336%
Priority Health [648] $16 336%
Sarah Bush Lincoln [636] $16 336%
Allied Benefits [498] $17 - $24 357%
Hope Trust [806] $17 357%
Cox Health Systems Insurance Company [220] $20 - $22 420%
Med-Pay [480] $20 - $22 420%
Unicare [568] $20 - $23 420%
Health Alliance [224] $21 441%
Healthscope Benefits [258] $21 - $24 441%
Beechstreet [551] $22 462%
Detego Health [868] $22 462%
First Health Commercial [734] $22 462%
Health Systems Inc [620] $22 462%
Healthcare Sol Mercy [609] $22 462%
Multiplan Commercial [737] $22 462%
Multiplan [240] $22 462%
Phcs [244] $22 - $24 462%
Preferred Health Professionals [561] $23 483%
Coresource [497] $24 504%
Fmh Benefit Service Inc [222] $24 504%
Mail Handlers [495] $24 504%
Medica [661] $24 504%
Hfn [563] $26 546%

Self-Pay Upfront Cash Action Plan

Insurance In-Network Protection Plan

Facility Profile & Credentials

  • Address: One Childrens Place, Saint Louis, MO 63110
  • CMS Rating: No CMS Rating
  • Ownership Type: Voluntary non-profit - Other
  • Hospital Type: Childrens