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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. Gastro Operating Company Llc
๐Ÿ”ช
Organization

Gastro Operating Company Llc

NPI: 1902070832
Westbury, NY
10 years of data
Ambulatory Surgical Center
$7.2M
Total Payments
19.1K
Beneficiaries
19.4K
Services
9.61x
Markup Ratio

Peer Comparison

95th
percentile in specialty
This provider$7.2M
Specialty median$657.1K

๐Ÿ“‹ Key Findings

1Billed $7.2M over 10 years
29.61x markup ratio (above median)
395th percentile in Ambulatory Surgical Center by payments
413 procedures with >3x markup
โœ“ No flags detected

๐Ÿ”Ž Data Analysis

This provider's $7.2M in total Medicare payments ranks in the 95th percentile of Ambulatory Surgical Center providers nationally.

Their average markup ratio of 9.61x is significantly above the specialty median of 6.1x.

Medicare payments to this provider grew 77% 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

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$3.6K$317.1011.45x$3.3K$505.4K1.6K1.6K
2015$3.6K$342.6710.59x$3.3K$548.2K1.6K1.6K
2016$3.6K$346.8710.48x$3.3K$684.4K1.9K1.9K
2017$3.6K$347.2710.47x$3.3K$704.9K2.0K1.9K
2018$3.6K$365.029.96x$3.3K$769.0K2.1K2.1K
2019$3.5K$382.369.11x$3.1K$814.8K2.1K2.1K
2020$3.5K$365.209.49x$3.1K$626.8K1.7K1.6K
2021$3.5K$380.859.19x$3.1K$828.9K2.1K2.1K
2022$3.8K$388.199.82x$3.4K$805.3K2.1K2.1K
2023$3.8K$420.028.96x$3.3K$894.3K2.2K2.1K

Top Procedures (13)

45380Biopsy of large bowel using an endoscopeโš  10.3x markup
$1.5M
4.2K services$365.13/svc10.26x markup
43239Biopsy of the esophagus, stomach, and/or upper small bowel using an endoscopeโš  9.6x markup
$1.4M
4.4K services$316.48/svc9.61x markup
45385Removal of polyps or growths of large bowel using an endoscopeโš  8.6x markup
$1.2M
2.8K services$434.46/svc8.64x markup
45378Diagnostic examination of large bowel using an endoscopeโš  10.9x markup
$862.9K
2.5K services$345.17/svc10.90x markup
44361Biopsy of small bowel using an endoscopeโš  7.3x markup
$516.8K
1.0K services$504.24/svc7.34x markup
G0121Colorectal cancer screening; colonoscopy on individual not meeting criteria for high riskโš  9.1x markup
$466.8K
1.1K services$406.66/svc9.13x markup
45384Removal of polyps or growths in large bowel using an endoscopeโš  10.6x markup
$453.5K
1.3K services$350.74/svc10.60x markup
G0105Colorectal cancer screening; colonoscopy on individual at high riskโš  8.9x markup
$412.3K
986 services$418.13/svc8.88x markup
45388Destruction of large bowel growths using an endoscopeโš  7.5x markup
$184.6K
433 services$426.33/svc7.55x markup
45381Injections of large bowel using an endoscopeโš  14.9x markup
$80.9K
322 services$251.20/svc14.87x markup
45382Control of bleeding in large bowel using an endoscopeโš  14.4x markup
$42.8K
165 services$259.20/svc14.38x markup
45383Removal of polyps or growths in large bowel using an endoscopeโš  15.9x markup
$13.8K
59 services$233.18/svc15.87x markup
45331Biopsy of the lower large bowel using an endoscope (sigmoidoscopy)โš  10.3x markup
$3.9K
11 services$353.54/svc10.29x markup
Show detailed table โ–พ
CodeDescriptionServicesPaymentsAvg/ServiceMarkup
45380Biopsy of large bowel using an endoscope4.2K$1.5M$365.1310.26x
43239Biopsy of the esophagus, stomach, and/or upper small bowel using an endoscope4.4K$1.4M$316.489.61x
45385Removal of polyps or growths of large bowel using an endoscope2.8K$1.2M$434.468.64x
45378Diagnostic examination of large bowel using an endoscope2.5K$862.9K$345.1710.90x
44361Biopsy of small bowel using an endoscope1.0K$516.8K$504.247.34x
G0121Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk1.1K$466.8K$406.669.13x
45384Removal of polyps or growths in large bowel using an endoscope1.3K$453.5K$350.7410.60x
G0105Colorectal cancer screening; colonoscopy on individual at high risk986$412.3K$418.138.88x
45388Destruction of large bowel growths using an endoscope433$184.6K$426.337.55x
45381Injections of large bowel using an endoscope322$80.9K$251.2014.87x
45382Control of bleeding in large bowel using an endoscope165$42.8K$259.2014.38x
45383Removal of polyps or growths in large bowel using an endoscope59$13.8K$233.1815.87x
45331Biopsy of the lower large bowel using an endoscope (sigmoidoscopy)11$3.9K$353.5410.29x

Markup Analysis

Charge-to-Payment Ratio

9.61x

This provider submits charges 9.61 times higher than what Medicare actually pays.

What This Means

A markup ratio of 9.61x means for every $100 Medicare pays, this provider initially charges $961. This is higher than the national average.

Location

Westbury, NY

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 Ambulatory Surgical Center providers in NY for peer comparison.

Gastro Operating Company Llc (you)
$7.2M
Island Eye Surgicenter Llc
$69.9M
Long Island Ambulatory Surgery Center, Llc
$41.6M
Syracuse Asc, Llc
$38.3M
Show detailed table โ–พ
ProviderLocationTotal PaymentsStatus
Island Eye Surgicenter LlcWestbury, NY$69.9Mโœ“ Clear
Long Island Ambulatory Surgery Center, LlcBrentwood, NY$41.6Mโœ“ Clear
Syracuse Asc, LlcLiverpool, NY$38.3Mโœ“ Clear

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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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