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Data Sources: Centers for Medicare & Medicaid Services (CMS), Medicare Provider Utilization and Payment Data
Disclaimer: This site is an independent journalism project. Data analysis and editorial content are not affiliated with or endorsed by CMS or any government agency. All spending figures are based on publicly available Medicare payment records.
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Methodology•Download Data
  1. Home
  2. Providers
  3. Washington Hospital Center Corporation
⚕️
Organization

Washington Hospital Center Corporation

NPI: 1588621833
Lanham, MD
10 years of data
Ambulance Service Provider
$30.4M
Total Payments
52
Beneficiaries
386.2K
Services
3.83x
Markup Ratio

Peer Comparison

99th
percentile in specialty
This provider$30.4M
Specialty median$479.2K

📋 Key Findings

1Billed $30.4M over 10 years
23.83x markup ratio (above median)
399th percentile in Ambulance Service Provider by payments
46 procedures with >3x markup
✓ No flags detected

🔎 Data Analysis

This provider's $30.4M in total Medicare payments ranks in the 99th percentile of Ambulance Service Provider providers nationally.

70% of their billing comes from a single procedure code (A0431 — Ambulance service, conventional air services, transport, one way (rotary wing)).

AI-generated analysis based on Medicare payment data.

Annual Medicare Payments

Annual Services Provided

Avg Payment per Service

Markup Ratio Over Time

Submitted Charges vs. Medicare Payments

Average per-service amounts submitted by the provider compared to what Medicare actually paid — the gap represents the markup.

YearAvg SubmittedAvg PaidMarkup RatioGap per ServiceTotal PaymentsServicesBeneficiaries
2014$255.94$90.892.82x$165.05$2.7M30.1K5
2015$265.25$86.593.06x$178.66$2.6M30.4K4
2016$270.68$86.413.13x$184.27$2.7M31.7K3
2017$298.66$90.903.29x$207.76$3.1M33.6K4
2018$284.88$79.033.60x$205.85$2.8M35.6K4
2019$336.25$84.263.99x$251.99$2.7M32.6K5
2020$256.38$60.054.27x$196.33$3.5M58.3K7
2021$339.81$74.374.57x$265.44$4.1M54.6K7
2022$359.85$78.194.60x$281.66$3.0M38.3K6
2023$335.01$77.244.34x$257.77$3.2M41.0K7

Top Procedures (8)

A0431Ambulance service, conventional air services, transport, one way (rotary wing)⚠ 3.6x markup
$21.5M
6.9K services$3.1K/svc3.63x markup
A0436Rotary wing air mileage, per statute mile⚠ 5.6x markup
$4.0M
205.7K services$19.51/svc5.56x markup
A0434Specialty care transport (sct)⚠ 3.1x markup
$3.1M
4.7K services$666.18/svc3.09x markup
A0425Ground mileage, per statute mile⚠ 3.7x markup
$1.0M
166.4K services$6.06/svc3.66x markup
A0427Ambulance service, advanced life support, emergency transport, level 1 (als 1 - emergency)⚠ 3.2x markup
$527.1K
1.3K services$418.97/svc3.19x markup
A0426Ambulance service, advanced life support, non-emergency transport, level 1 (als 1)⚠ 4.4x markup
$258.7K
1.0K services$254.59/svc4.43x markup
A0428Ambulance service, basic life support, non-emergency transport, (bls)
$31.5K
148 services$212.86/svc2.93x markup
A0429Ambulance service, basic life support, emergency transport (bls-emergency)
$16.3K
45 services$362.01/svc1.91x markup
Show detailed table ▾
CodeDescriptionServicesPaymentsAvg/ServiceMarkup
A0431Ambulance service, conventional air services, transport, one way (rotary wing)6.9K$21.5M$3.1K3.63x
A0436Rotary wing air mileage, per statute mile205.7K$4.0M$19.515.56x
A0434Specialty care transport (sct)4.7K$3.1M$666.183.09x
A0425Ground mileage, per statute mile166.4K$1.0M$6.063.66x
A0427Ambulance service, advanced life support, emergency transport, level 1 (als 1 - emergency)1.3K$527.1K$418.973.19x
A0426Ambulance service, advanced life support, non-emergency transport, level 1 (als 1)1.0K$258.7K$254.594.43x
A0428Ambulance service, basic life support, non-emergency transport, (bls)148$31.5K$212.862.93x
A0429Ambulance service, basic life support, emergency transport (bls-emergency)45$16.3K$362.011.91x

Markup Analysis

Charge-to-Payment Ratio

3.83x

This provider submits charges 3.83 times higher than what Medicare actually pays.

What This Means

A markup ratio of 3.83x means for every $100 Medicare pays, this provider initially charges $383. This is higher than the national average.

Location

Lanham, MD

Provider Verification

Always verify provider credentials and location before scheduling appointments. This data reflects Medicare payments and may not include all practice locations.

Similar Providers

Other Ambulance Service Provider providers in MD for peer comparison.

Washington Hospital Center Corporation (you)
$30.4M
Baltimore County Maryland Office Of Finance
$93.5M
Montgomery County Maryland Government
$93.4M
Mayor And City Council Of Baltimore
$71.7M
Prince George's County Maryland
$58.9M
Anne Arundel County
$56.0M
Show detailed table ▾
ProviderLocationTotal PaymentsStatus
Baltimore County Maryland Office Of FinanceTowson, MD$93.5M✓ Clear
Montgomery County Maryland GovernmentGaithersburg, MD$93.4M✓ Clear
Mayor And City Council Of BaltimoreBaltimore, MD$71.7M✓ Clear
Prince George's County MarylandLargo, MD$58.9M✓ Clear
Anne Arundel CountyMillersville, MD$56.0M✓ Clear

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Data Sources

  • • Centers for Medicare & Medicaid Services (CMS)
  • • Medicare Provider Utilization and Payment Data (2014-2023)
  • • National Plan and Provider Enumeration System (NPPES)

Last Updated: February 2026 (data through 2023, the latest CMS release)

Note: All data is from publicly available Medicare records. OpenMedicare is an independent journalism project not affiliated with CMS.

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