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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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ยฉ 2026 OpenMedicare. Independent data journalism. Built by TheDataProject.ai

Methodologyโ€ขDownload Data
  1. Home
  2. Providers
  3. American Diagnostics Services Llc
๐Ÿฆท
Organization

American Diagnostics Services Llc

NPI: 1639140387
Windsor Mill, MD
10 years of data
Independent Diagnostic Testing Facility (IDTF)
$49.3M
Total Payments
695.3K
Beneficiaries
943.4K
Services
2x
Markup Ratio

Peer Comparison

99th
percentile in specialty
This provider$49.3M
Specialty median$350.9K
Rank #14 of 18 in specialty

๐Ÿ“‹ Key Findings

1Billed $49.3M over 10 years
22x markup ratio
399th percentile in Independent Diagnostic Testing Facility (IDTF) by payments
4Payments surged 51% in 2015
53 procedures with >3x markup
โœ“ No flags detected

๐Ÿ”Ž Data Analysis

This provider's $49.3M in total Medicare payments ranks in the 99th percentile of Independent Diagnostic Testing Facility (IDTF) providers nationally.

Medicare payments to this provider grew 54% from 2014 to 2023.

AI-generated analysis based on Medicare payment data.

Annual Medicare Payments

Annual Services Provided

Avg Payment per Service

Markup Ratio Over Time

๐Ÿ“ˆ

Notable: Payments increased 51% in 2015

Year-over-year payment surges can indicate changes in practice volume, new services, or billing pattern shifts.

Submitted Charges vs. Medicare Payments

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

YearAvg SubmittedAvg PaidMarkup RatioGap per ServiceTotal PaymentsServicesBeneficiaries
2014$193.85$52.283.71x$141.57$3.6M68.0K50.1K
2015$120.15$52.282.30x$67.87$5.4M102.7K75.7K
2016$113.54$52.282.17x$61.26$3.5M67.1K49.4K
2017$133.54$52.282.55x$81.26$4.6M87.7K64.6K
2018$128.62$52.282.46x$76.34$4.5M85.6K63.1K
2019$160.85$52.283.08x$108.57$5.9M112.4K82.8K
2020$150.33$52.282.88x$98.05$5.8M111.0K81.8K
2021$118.70$52.282.27x$66.42$6.4M121.6K89.6K
2022$111.98$52.282.14x$59.70$4.3M82.5K60.8K
2023$82.47$52.281.58x$30.19$5.5M105.0K77.4K

Top Procedures (10)

99213Office/outpatient visit, low complexity
$10.5M
128.5K services$81.95/svc2.03x markup
99215Office/outpatient visit, high complexity
$8.2M
152.4K services$53.80/svc2.10x markup
99214Office/outpatient visit, moderate complexity
$5.2M
55.7K services$93.88/svc1.86x markup
99203Office/outpatient visit, new patient
$3.6M
70.2K services$51.20/svc1.98x markup
80053Comprehensive metabolic panelโš  3.7x markup
$3.3M
41.7K services$79.32/svc3.69x markup
85025Complete blood cell countโš  3.5x markup
$2.4M
68.6K services$35.36/svc3.48x markup
36415Insertion of needle into vein for blood collection
$2.3M
41.1K services$55.40/svc2.53x markup
93000Electrocardiogram with interpretation
$1.7M
36.3K services$46.23/svc2.99x markup
71046Chest X-ray, 2 viewsโš  4.0x markup
$1.2M
21.9K services$56.14/svc3.99x markup
96372Therapeutic injection
$978.9K
13.9K services$70.64/svc2.20x markup
Show detailed table โ–พ
CodeDescriptionServicesPaymentsAvg/ServiceMarkup
99213Office/outpatient visit, low complexity128.5K$10.5M$81.952.03x
99215Office/outpatient visit, high complexity152.4K$8.2M$53.802.10x
99214Office/outpatient visit, moderate complexity55.7K$5.2M$93.881.86x
99203Office/outpatient visit, new patient70.2K$3.6M$51.201.98x
80053Comprehensive metabolic panel41.7K$3.3M$79.323.69x
85025Complete blood cell count68.6K$2.4M$35.363.48x
36415Insertion of needle into vein for blood collection41.1K$2.3M$55.402.53x
93000Electrocardiogram with interpretation36.3K$1.7M$46.232.99x
71046Chest X-ray, 2 views21.9K$1.2M$56.143.99x
96372Therapeutic injection13.9K$978.9K$70.642.20x

Markup Analysis

Charge-to-Payment Ratio

2x

This provider submits charges 2 times higher than what Medicare actually pays.

What This Means

A markup ratio of 2x means for every $100 Medicare pays, this provider initially charges $200. This is lower than the national average.

Location

Windsor Mill, MD

Provider Verification

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

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Data Sources

  • โ€ข Centers for Medicare & Medicaid Services (CMS)
  • โ€ข Medicare Provider Utilization and Payment Data (2014-2023)
  • โ€ข 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.

Believe this data is inaccurate? Dispute this data