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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. North Shore Same Day Surgery Llc
๐Ÿ”ช
Organization

North Shore Same Day Surgery Llc

NPI: 1134262868
Lincolnwood, IL
10 years of data
Ambulatory Surgical Center
$12.0M
Total Payments
11.7K
Beneficiaries
16.9K
Services
11.64x
Markup Ratio

Peer Comparison

97th
percentile in specialty
This provider$12.0M
Specialty median$657.1K

๐Ÿ“‹ Key Findings

1Billed $12.0M over 10 years
211.64x markup ratio (above median)
397th percentile in Ambulatory Surgical Center by payments
417 procedures with >3x markup
โœ“ No flags detected

๐Ÿ”Ž Data Analysis

This provider's $12.0M in total Medicare payments ranks in the 97th percentile of Ambulatory Surgical Center providers nationally.

Their average markup ratio of 11.64x is significantly above the specialty median of 6.1x.

Medicare payments to this provider grew 112% from 2014 to 2023.

83% of their billing comes from a single procedure code (66984 โ€” Removal of cataract with insertion of 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$7.2K$737.329.71x$6.4K$788.6K1.0K781
2015$6.1K$592.5810.22x$5.5K$786.9K1.1K822
2016$5.4K$559.889.68x$4.9K$971.6K1.4K1.0K
2017$5.0K$507.239.91x$4.5K$1.1M1.6K1.1K
2018$5.3K$503.6210.45x$4.8K$1.2M1.7K1.2K
2019$6.5K$965.276.72x$5.5K$1.2M1.6K1.2K
2020$7.3K$874.588.33x$6.4K$1.2M1.5K1.0K
2021$6.7K$1.1K6.25x$5.6K$1.5M2.1K1.4K
2022$8.4K$1.1K7.95x$7.4K$1.5M2.3K1.5K
2023$7.1K$991.827.12x$6.1K$1.7M2.7K1.7K

Top Procedures (18)

66984Removal of cataract with insertion of lensโš  12.2x markup
$9.9M
12.3K services$802.31/svc12.20x markup
66982Removal of cataract with insertion of lensโš  13.7x markup
$621.1K
790 services$786.14/svc13.72x markup
65820Incision to improve eye fluid flow
$349.4K
235 services$1.5K/svc2.98x markup
J1096Dexamethasone, lacrimal ophthalmic insert, 0.1 mgโš  5.6x markup
$202.1K
2.0K services$102.71/svc5.64x markup
V2785Processing, preserving and transporting corneal tissueโš  3.1x markup
$186.3K
60 services$3.1K/svc3.07x markup
65756Transplant of outer layer of corneal tissueโš  8.8x markup
$140.0K
94 services$1.5K/svc8.83x markup
45380Biopsy of large bowel using an endoscopeโš  12.1x markup
$131.9K
409 services$322.60/svc12.14x markup
43239Biopsy of the esophagus, stomach, and/or upper small bowel using an endoscopeโš  16.1x markup
$119.2K
497 services$239.86/svc16.15x markup
28285Correction of toe joint deformityโš  11.0x markup
$65.5K
97 services$674.85/svc11.03x markup
0191TInternal insertion of eye fluid drainage deviceโš  6.5x markup
$63.8K
48 services$1.3K/svc6.47x markup
45385Removal of polyps or growths of large bowel using an endoscopeโš  10.3x markup
$51.7K
137 services$377.26/svc10.25x markup
66710Destruction of lens tissue using laserโš  4.8x markup
$50.4K
79 services$637.44/svc4.84x markup
67042Removal of membrane from the retina, pars plana approachโš  5.5x markup
$48.3K
33 services$1.5K/svc5.47x markup
G0121Colorectal cancer screening; colonoscopy on individual not meeting criteria for high riskโš  9.3x markup
$15.4K
50 services$308.52/svc9.27x markup
66180Creation of shunt to improve eye fluid flowโš  6.6x markup
$14.8K
11 services$1.3K/svc6.60x markup
G0105Colorectal cancer screening; colonoscopy on individual at high riskโš  8.6x markup
$12.1K
38 services$319.14/svc8.58x markup
67005Partial removal of eye fluid between the lens and retinaโš  7.8x markup
$9.8K
13 services$755.58/svc7.83x markup
45378Diagnostic examination of large bowel using an endoscopeโš  9.9x markup
$8.7K
26 services$332.85/svc9.91x markup
Show detailed table โ–พ
CodeDescriptionServicesPaymentsAvg/ServiceMarkup
66984Removal of cataract with insertion of lens12.3K$9.9M$802.3112.20x
66982Removal of cataract with insertion of lens790$621.1K$786.1413.72x
65820Incision to improve eye fluid flow235$349.4K$1.5K2.98x
J1096Dexamethasone, lacrimal ophthalmic insert, 0.1 mg2.0K$202.1K$102.715.64x
V2785Processing, preserving and transporting corneal tissue60$186.3K$3.1K3.07x
65756Transplant of outer layer of corneal tissue94$140.0K$1.5K8.83x
45380Biopsy of large bowel using an endoscope409$131.9K$322.6012.14x
43239Biopsy of the esophagus, stomach, and/or upper small bowel using an endoscope497$119.2K$239.8616.15x
28285Correction of toe joint deformity97$65.5K$674.8511.03x
0191TInternal insertion of eye fluid drainage device48$63.8K$1.3K6.47x
45385Removal of polyps or growths of large bowel using an endoscope137$51.7K$377.2610.25x
66710Destruction of lens tissue using laser79$50.4K$637.444.84x
67042Removal of membrane from the retina, pars plana approach33$48.3K$1.5K5.47x
G0121Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk50$15.4K$308.529.27x
66180Creation of shunt to improve eye fluid flow11$14.8K$1.3K6.60x
G0105Colorectal cancer screening; colonoscopy on individual at high risk38$12.1K$319.148.58x
67005Partial removal of eye fluid between the lens and retina13$9.8K$755.587.83x
45378Diagnostic examination of large bowel using an endoscope26$8.7K$332.859.91x

Markup Analysis

Charge-to-Payment Ratio

11.64x

This provider submits charges 11.64 times higher than what Medicare actually pays.

What This Means

A markup ratio of 11.64x means for every $100 Medicare pays, this provider initially charges $1164. This is higher than the national average.

Location

Lincolnwood, IL

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 IL for peer comparison.

North Shore Same Day Surgery Llc (you)
$12.0M
Dupage Eye Surgery Center, Llc
$37.8M
Show detailed table โ–พ
ProviderLocationTotal PaymentsStatus
Dupage Eye Surgery Center, LlcWheaton, IL$37.8Mโœ“ 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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