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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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Methodologyโ€ขDownload Data
  1. Home
  2. Providers
  3. West Side Gi, Llc
๐Ÿ”ช
Organization

West Side Gi, Llc

NPI: 1588938682
New York, NY
10 years of data
Ambulatory Surgical Center
$5.5M
Total Payments
14.5K
Beneficiaries
14.7K
Services
14.25x
Markup Ratio

Peer Comparison

94th
percentile in specialty
This provider$5.5M
Specialty median$657.1K

๐Ÿ“‹ Key Findings

1Billed $5.5M over 10 years
214.25x markup ratio (above median)
394th percentile in Ambulatory Surgical Center by payments
410 procedures with >3x markup
โœ“ No flags detected

๐Ÿ”Ž Data Analysis

This provider's $5.5M in total Medicare payments ranks in the 94th percentile of Ambulatory Surgical Center providers nationally.

Their average markup ratio of 14.25x 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$8.0K$333.8223.97x$7.7K$533.0K1.5K1.5K
2015$8.0K$366.2821.84x$7.6K$541.3K1.5K1.5K
2016$8.0K$367.9421.74x$7.6K$559.1K1.5K1.5K
2017$4.7K$363.6912.92x$4.3K$599.3K1.7K1.6K
2018$4.0K$359.5711.12x$3.6K$597.9K1.6K1.6K
2019$4.0K$365.3610.95x$3.6K$611.3K1.7K1.6K
2020$4.0K$379.0210.55x$3.6K$427.8K1.2K1.2K
2021$4.0K$405.739.86x$3.6K$525.6K1.4K1.3K
2022$4.0K$407.679.81x$3.6K$522.0K1.3K1.3K
2023$4.0K$429.019.32x$3.6K$566.4K1.4K1.4K

Top Procedures (10)

43239Biopsy of the esophagus, stomach, and/or upper small bowel using an endoscopeโš  15.7x markup
$1.6M
4.9K services$333.60/svc15.68x markup
45380Biopsy of large bowel using an endoscopeโš  13.8x markup
$974.0K
2.5K services$382.71/svc13.80x markup
G0121Colorectal cancer screening; colonoscopy on individual not meeting criteria for high riskโš  13.3x markup
$760.1K
1.8K services$411.31/svc13.28x markup
45385Removal of polyps or growths of large bowel using an endoscopeโš  12.0x markup
$720.1K
1.7K services$433.79/svc11.98x markup
45378Diagnostic examination of large bowel using an endoscopeโš  14.4x markup
$609.9K
1.8K services$342.85/svc14.45x markup
G0105Colorectal cancer screening; colonoscopy on individual at high riskโš  13.2x markup
$513.9K
1.2K services$418.13/svc13.23x markup
45384Removal of polyps or growths in large bowel using an endoscopeโš  17.9x markup
$146.7K
398 services$368.61/svc17.86x markup
43235Diagnostic examination of esophagus, stomach, and/or upper small bowel using an endoscopeโš  16.6x markup
$94.9K
275 services$345.23/svc16.64x markup
45381Injections of large bowel using an endoscopeโš  23.5x markup
$13.0K
54 services$239.94/svc23.46x markup
45331Biopsy of large bowel using an endoscopeโš  11.7x markup
$3.8K
11 services$342.59/svc11.68x markup
Show detailed table โ–พ
CodeDescriptionServicesPaymentsAvg/ServiceMarkup
43239Biopsy of the esophagus, stomach, and/or upper small bowel using an endoscope4.9K$1.6M$333.6015.68x
45380Biopsy of large bowel using an endoscope2.5K$974.0K$382.7113.80x
G0121Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk1.8K$760.1K$411.3113.28x
45385Removal of polyps or growths of large bowel using an endoscope1.7K$720.1K$433.7911.98x
45378Diagnostic examination of large bowel using an endoscope1.8K$609.9K$342.8514.45x
G0105Colorectal cancer screening; colonoscopy on individual at high risk1.2K$513.9K$418.1313.23x
45384Removal of polyps or growths in large bowel using an endoscope398$146.7K$368.6117.86x
43235Diagnostic examination of esophagus, stomach, and/or upper small bowel using an endoscope275$94.9K$345.2316.64x
45381Injections of large bowel using an endoscope54$13.0K$239.9423.46x
45331Biopsy of large bowel using an endoscope11$3.8K$342.5911.68x

Markup Analysis

Charge-to-Payment Ratio

14.25x

This provider submits charges 14.25 times higher than what Medicare actually pays.

What This Means

A markup ratio of 14.25x means for every $100 Medicare pays, this provider initially charges $1425. This is higher than the national average.

Location

New York, 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.

West Side Gi, Llc (you)
$5.5M
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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