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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. Endo Group, Llc
๐Ÿ”ช
Organization

Endo Group, Llc

NPI: 1639261407
Garden City, NY
10 years of data
Ambulatory Surgical Center
$29.7M
Total Payments
95
Beneficiaries
40.0K
Services
7.29x
Markup Ratio

Peer Comparison

99th
percentile in specialty
This provider$29.7M
Specialty median$657.1K

๐Ÿ“‹ Key Findings

1Billed $29.7M over 10 years
27.29x markup ratio (above median)
399th percentile in Ambulatory Surgical Center by payments
416 procedures with >3x markup
โœ“ No flags detected

๐Ÿ”Ž Data Analysis

This provider's $29.7M in total Medicare payments ranks in the 99th percentile of Ambulatory Surgical Center providers nationally.

Their average markup ratio of 7.29x is significantly above the specialty median of 6.1x.

Medicare payments to this provider grew 73% from 2014 to 2023.

77% of their billing comes from a single procedure code (66984 โ€” Removal of cataract with insertion of prosthetic lens).

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$2.8K$728.703.91x$2.1K$2.2M3.0K9
2015$2.9K$711.784.06x$2.2K$2.4M3.3K8
2016$2.8K$728.973.90x$2.1K$2.9M4.0K9
2017$2.8K$719.073.83x$2.0K$3.3M4.6K12
2018$2.9K$745.863.94x$2.2K$3.1M4.1K10
2019$5.4K$783.496.92x$4.6K$2.9M3.7K9
2020$10.9K$856.1712.77x$10.1K$2.5M2.9K9
2021$9.4K$774.3312.19x$8.7K$3.4M4.4K12
2022$6.0K$698.108.62x$5.3K$3.4M4.9K9
2023$7.7K$717.4610.66x$6.9K$3.7M5.2K8

Top Procedures (18)

66984Removal of cataract with insertion of prosthetic lensโš  7.2x markup
$22.9M
26.0K services$881.00/svc7.15x markup
66982Complex removal of cataract with insertion of prosthetic lensโš  7.2x markup
$2.2M
2.6K services$865.12/svc7.17x markup
0191TInternal insertion of eye fluid drainage deviceโš  4.9x markup
$1.7M
820 services$2.1K/svc4.87x markup
66821Removal of recurring cataract in lens capsule using a laserโš  11.2x markup
$810.6K
3.7K services$216.27/svc11.20x markup
65820Incision to improve eye fluid flowโš  10.0x markup
$510.1K
358 services$1.4K/svc10.04x markup
66991Extracapsular removal of cataract with insertion of artificial lens and insertion of drainage device in front chamber of eyeโš  9.3x markup
$384.8K
131 services$2.9K/svc9.32x markup
C9447Injection, phenylephrine and ketorolac, 4 ml vial
$215.1K
567 services$379.33/svc1.34x markup
J1097Phenylephrine 10.16 mg/ml and ketorolac 2.88 mg/ml ophthalmic irrigation solution, 1 mlโš  6.7x markup
$208.9K
2.7K services$76.89/svc6.73x markup
65855Laser repair to improve eye fluid flowโš  22.3x markup
$199.6K
1.5K services$129.67/svc22.29x markup
65850Insertion of eye fluid drainage tubeโš  11.1x markup
$150.8K
283 services$532.72/svc11.12x markup
66174Dilation to improve eye fluid flowโš  8.3x markup
$126.2K
79 services$1.6K/svc8.27x markup
J1096Dexamethasone, lacrimal ophthalmic insert, 0.1 mgโš  5.5x markup
$88.2K
820 services$107.53/svc5.54x markup
67010Partial removal of eye fluid between the lens and retina, subtotal removal with mechanical vitrectomyโš  6.1x markup
$64.9K
81 services$801.11/svc6.14x markup
66170Creation of eye fluid drainage tractโš  6.0x markup
$37.3K
56 services$665.83/svc6.01x markup
66761Creation of eye fluid drainage tracts in iris using laser, per sessionโš  13.6x markup
$35.4K
226 services$156.60/svc13.59x markup
66710Destruction of lens tissue using laserโš  11.9x markup
$18.5K
24 services$771.88/svc11.93x markup
67036Removal of eye fluid (vitreous) between the lens and retina
$16.5K
11 services$1.5K/svc2.67x markup
66986Exchange of lens prosthesisโš  3.2x markup
$7.0K
11 services$632.89/svc3.16x markup
Show detailed table โ–พ
CodeDescriptionServicesPaymentsAvg/ServiceMarkup
66984Removal of cataract with insertion of prosthetic lens26.0K$22.9M$881.007.15x
66982Complex removal of cataract with insertion of prosthetic lens2.6K$2.2M$865.127.17x
0191TInternal insertion of eye fluid drainage device820$1.7M$2.1K4.87x
66821Removal of recurring cataract in lens capsule using a laser3.7K$810.6K$216.2711.20x
65820Incision to improve eye fluid flow358$510.1K$1.4K10.04x
66991Extracapsular removal of cataract with insertion of artificial lens and insertion of drainage device in front chamber of eye131$384.8K$2.9K9.32x
C9447Injection, phenylephrine and ketorolac, 4 ml vial567$215.1K$379.331.34x
J1097Phenylephrine 10.16 mg/ml and ketorolac 2.88 mg/ml ophthalmic irrigation solution, 1 ml2.7K$208.9K$76.896.73x
65855Laser repair to improve eye fluid flow1.5K$199.6K$129.6722.29x
65850Insertion of eye fluid drainage tube283$150.8K$532.7211.12x
66174Dilation to improve eye fluid flow79$126.2K$1.6K8.27x
J1096Dexamethasone, lacrimal ophthalmic insert, 0.1 mg820$88.2K$107.535.54x
67010Partial removal of eye fluid between the lens and retina, subtotal removal with mechanical vitrectomy81$64.9K$801.116.14x
66170Creation of eye fluid drainage tract56$37.3K$665.836.01x
66761Creation of eye fluid drainage tracts in iris using laser, per session226$35.4K$156.6013.59x
66710Destruction of lens tissue using laser24$18.5K$771.8811.93x
67036Removal of eye fluid (vitreous) between the lens and retina11$16.5K$1.5K2.67x
66986Exchange of lens prosthesis11$7.0K$632.893.16x

Markup Analysis

Charge-to-Payment Ratio

7.29x

This provider submits charges 7.29 times higher than what Medicare actually pays.

What This Means

A markup ratio of 7.29x means for every $100 Medicare pays, this provider initially charges $729. This is higher than the national average.

Location

Garden City, 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.

Endo Group, Llc (you)
$29.7M
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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