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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. Limestone Medical Center, Llc
๐Ÿ”ช
Organization

Limestone Medical Center, Llc

NPI: 1720182835
Wilmington, DE
10 years of data
Ambulatory Surgical Center
$19.5M
Total Payments
29.2K
Beneficiaries
35.2K
Services
6.33x
Markup Ratio

Peer Comparison

98th
percentile in specialty
This provider$19.5M
Specialty median$657.1K

๐Ÿ“‹ Key Findings

1Billed $19.5M over 10 years
26.33x markup ratio (above median)
398th percentile in Ambulatory Surgical Center by payments
417 procedures with >3x markup
โœ“ No flags detected

๐Ÿ”Ž Data Analysis

This provider's $19.5M in total Medicare payments ranks in the 98th percentile of Ambulatory Surgical Center providers nationally.

Their average markup ratio of 6.33x is significantly above the specialty median of 6.1x.

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 โ€” the gap represents the markup.

YearAvg SubmittedAvg PaidMarkup RatioGap per ServiceTotal PaymentsServicesBeneficiaries
2014$1.5K$459.053.37x$1.1K$1.6M3.3K2.8K
2015$1.6K$516.333.13x$1.1K$1.8M3.5K2.9K
2016$1.6K$519.383.13x$1.1K$2.0M3.7K3.1K
2017$1.6K$516.153.15x$1.1K$2.0M3.8K3.2K
2018$1.6K$545.162.97x$1.1K$2.0M3.6K3.0K
2019$1.7K$605.932.88x$1.1K$2.0M3.7K3.0K
2020$2.2K$582.073.75x$1.6K$1.7M3.1K2.6K
2021$6.1K$590.0110.42x$5.6K$2.2M3.7K3.0K
2022$6.3K$569.2811.07x$5.7K$2.0M3.4K2.8K
2023$7.5K$704.1610.64x$6.8K$2.2M3.5K2.9K

Top Procedures (20)

66984Removal of cataract with insertion of lensโš  6.5x markup
$8.6M
10.6K services$810.79/svc6.51x markup
45385Removal of polyps or growths of large bowel using an endoscopeโš  6.7x markup
$1.7M
4.2K services$406.29/svc6.66x markup
66982Removal of cataract with insertion of lensโš  7.5x markup
$1.0M
1.3K services$825.58/svc7.52x markup
43239Biopsy of the esophagus, stomach, and/or upper small bowel using an endoscopeโš  9.1x markup
$808.8K
3.0K services$267.02/svc9.07x markup
G0105Colorectal cancer screening; colonoscopy on individual at high riskโš  6.3x markup
$719.5K
1.9K services$387.44/svc6.29x markup
64721Release and/or relocation of median nerve of handโš  5.8x markup
$676.4K
1.1K services$621.69/svc5.77x markup
0191TInternal insertion of eye fluid drainage device
$525.6K
274 services$1.9K/svc2.22x markup
26055Incision of tendon coveringโš  6.0x markup
$449.5K
932 services$482.33/svc5.97x markup
66821Removal of recurring cataract in lens capsule using laserโš  9.8x markup
$414.3K
2.1K services$197.47/svc9.84x markup
45380Biopsy of large bowel using an endoscopeโš  7.4x markup
$376.0K
1.2K services$303.48/svc7.41x markup
49505Repair of groin hernia patient age 5 years or olderโš  3.3x markup
$367.7K
328 services$1.1K/svc3.29x markup
G0121Colorectal cancer screening; colonoscopy on individual not meeting criteria for high riskโš  6.3x markup
$258.7K
670 services$386.07/svc6.31x markup
66991Extracapsular removal of cataract with insertion of artificial lens and insertion of drainage device in front chamber of eyeโš  5.8x markup
$226.3K
88 services$2.6K/svc5.83x markup
66180Creation of shunt to improve eye fluid flow with graft
$207.7K
105 services$2.0K/svc2.82x markup
45378Diagnostic examination of large bowel using an endoscopeโš  8.1x markup
$198.6K
685 services$289.89/svc8.13x markup
15823Removal of excessive skin and fat of upper eyelidโš  4.2x markup
$197.7K
416 services$475.26/svc4.23x markup
49650Repair of groin hernia using an endoscope
$171.9K
102 services$1.7K/svc2.98x markup
66170Creation of eye fluid drainage tractโš  5.6x markup
$155.6K
249 services$624.88/svc5.56x markup
26123Removal of tissue of palmโš  3.3x markup
$126.6K
123 services$1.0K/svc3.33x markup
14060Tissue transfer repair of wound (10 sq centimeters or less) of eyelids, nose, ears, and/or lipsโš  3.6x markup
$118.5K
251 services$472.23/svc3.65x markup
Show detailed table โ–พ
CodeDescriptionServicesPaymentsAvg/ServiceMarkup
66984Removal of cataract with insertion of lens10.6K$8.6M$810.796.51x
45385Removal of polyps or growths of large bowel using an endoscope4.2K$1.7M$406.296.66x
66982Removal of cataract with insertion of lens1.3K$1.0M$825.587.52x
43239Biopsy of the esophagus, stomach, and/or upper small bowel using an endoscope3.0K$808.8K$267.029.07x
G0105Colorectal cancer screening; colonoscopy on individual at high risk1.9K$719.5K$387.446.29x
64721Release and/or relocation of median nerve of hand1.1K$676.4K$621.695.77x
0191TInternal insertion of eye fluid drainage device274$525.6K$1.9K2.22x
26055Incision of tendon covering932$449.5K$482.335.97x
66821Removal of recurring cataract in lens capsule using laser2.1K$414.3K$197.479.84x
45380Biopsy of large bowel using an endoscope1.2K$376.0K$303.487.41x
49505Repair of groin hernia patient age 5 years or older328$367.7K$1.1K3.29x
G0121Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk670$258.7K$386.076.31x
66991Extracapsular removal of cataract with insertion of artificial lens and insertion of drainage device in front chamber of eye88$226.3K$2.6K5.83x
66180Creation of shunt to improve eye fluid flow with graft105$207.7K$2.0K2.82x
45378Diagnostic examination of large bowel using an endoscope685$198.6K$289.898.13x
15823Removal of excessive skin and fat of upper eyelid416$197.7K$475.264.23x
49650Repair of groin hernia using an endoscope102$171.9K$1.7K2.98x
66170Creation of eye fluid drainage tract249$155.6K$624.885.56x
26123Removal of tissue of palm123$126.6K$1.0K3.33x
14060Tissue transfer repair of wound (10 sq centimeters or less) of eyelids, nose, ears, and/or lips251$118.5K$472.233.65x

Markup Analysis

Charge-to-Payment Ratio

6.33x

This provider submits charges 6.33 times higher than what Medicare actually pays.

What This Means

A markup ratio of 6.33x means for every $100 Medicare pays, this provider initially charges $633. This is higher than the national average.

Location

Wilmington, DE

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.

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