CMS Price Transparency Data

Blood test, potassium

Facility: Medstar Washington Hospital Center

Billing Code: 84132 (CPT)

Factual Cost Summary (Answer Capsule)
  • CPT Billing Code: 84132
  • Insurance Median: $30
  • Cash Discount Price: $68
  • vs. Medicare Baseline: 6.30x Medicare
The contracted insurance negotiated median rate for a Blood test, potassium at Medstar Washington Hospital Center is $30. If you are paying out-of-pocket or uninsured, the self-pay cash discount rate is $68. Compared to the federal Medicare reimbursement reference rate of $4.76, this hospital’s rate is 6.30x the Medicare baseline. Located in 110 Irving Street Nw, Washington, DC.
Cash / Self-Pay
$68

Average discount available for prompt cash payment at this facility.

Insurance Median
$30

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: $68 (1429%)
Insurance Median: $30 (630%)
Cash: $68 (1429% of Medicare)
Ins. Median: $30 (630% 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 630% of the Medicare baseline (a markup of 530%). 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 - $72 105%
Carefirst Advantage Inc $5 105%
Health Care Service Corporation $5 105%
Humana $5 105%
Kaiser Permanente $5 - $52 105%
Tricare $5 105%
UnitedHealthcare $5 - $30 105%
Mamsi $7 147%
Amerigroup $10 210%
Amerihealth Caritas District Of Columbia $10 210%
Hscsn $10 210%
Medstar Family Choice Inc $10 - $50 210%
Carefirst Blue Choice Inc $48 1008%
Cigna $62 1303%
Pfc $68 1429%
Ncppo Healthlink Ppo $78 1639%
Private Healthcare Systems (Phcs) $83 1744%
First Health $88 1849%

Self-Pay Upfront Cash Action Plan

Insurance In-Network Protection Plan

Facility Profile & Credentials

  • Address: 110 Irving Street Nw, Washington, DC 20010
  • CMS Rating: ★★★☆☆
  • Ownership Type: Voluntary non-profit - Other
  • Hospital Type: Acute Care Hospitals