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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.
Sister Sites: OpenMedicaid ยท OpenFeds ยท OpenSpending

ยฉ 2026 OpenMedicare. Independent data journalism. Built by TheDataProject.ai

Methodologyโ€ขDownload Data
  1. Home
  2. Providers
  3. Naperville Surgical Centre Llc
๐Ÿ”ช
Organization

Naperville Surgical Centre Llc

NPI: 1164584066
Naperville, IL
10 years of data
Ambulatory Surgical Center
$4.6M
Total Payments
3.0K
Beneficiaries
3.5K
Services
5.86x
Markup Ratio

Peer Comparison

93th
percentile in specialty
This provider$4.6M
Specialty median$657.1K

๐Ÿ“‹ Key Findings

1Billed $4.6M over 10 years
25.86x markup ratio (above median)
393th percentile in Ambulatory Surgical Center by payments
4Payments surged 539% in 2021
520 procedures with >3x markup
โœ“ No flags detected

๐Ÿ”Ž Data Analysis

This provider's $4.6M in total Medicare payments ranks in the 93th percentile of Ambulatory Surgical Center providers nationally.

Their average markup ratio of 5.86x is significantly above the specialty median of 6.1x.

Medicare payments to this provider grew 336% 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

๐Ÿ“ˆ

Notable: Payments increased 539% in 2021

Year-over-year payment surges can indicate changes in practice volume, new services, or billing pattern shifts.

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$2.5K$574.224.27x$1.9K$279.2K401280
2015$2.5K$566.214.33x$1.9K$200.0K305226
2016$3.1K$600.475.19x$2.5K$220.7K334261
2017$4.4K$785.575.61x$3.6K$327.9K435378
2018$4.9K$879.865.60x$4.0K$238.9K297261
2019$4.9K$735.906.72x$4.2K$177.5K264247
2020$4.8K$739.516.50x$4.1K$138.4K226212
2021$13.7K$2.3K5.95x$11.4K$884.8K421383
2022$17.8K$3.3K5.48x$14.5K$935.5K398377
2023$18.6K$3.5K5.29x$15.0K$1.2M405384

Top Procedures (20)

63685Insertion of spinal neurostimulator pulse generator or receiverโš  4.4x markup
$1.1M
58 services$18.3K/svc4.44x markup
66984Removal of cataract with insertion of lensโš  7.1x markup
$680.6K
902 services$754.56/svc7.12x markup
C9740Cystourethroscopy, with insertion of transprostatic implant; 4 or more implantsโš  4.9x markup
$624.6K
108 services$5.8K/svc4.86x markup
64582Insertion of hypoglossal nerve neurostimulator electrode and generator and breathing sensor electrodeโš  4.3x markup
$500.6K
25 services$20.0K/svc4.31x markup
64721Release and/or relocation of median nerve of handโš  6.9x markup
$369.9K
604 services$612.37/svc6.86x markup
52356Crushing of stone in urinary duct (ureter) with stent using an endoscopeโš  5.3x markup
$230.9K
146 services$1.6K/svc5.29x markup
63650Implantation of spinal neurostimulator electrodes, accessed through the skinโš  10.6x markup
$195.0K
55 services$3.5K/svc10.60x markup
26055Incision of tendon coveringโš  6.9x markup
$177.1K
362 services$489.15/svc6.90x markup
28285Correction of toe joint deformityโš  6.4x markup
$115.8K
172 services$672.97/svc6.39x markup
50590Shock wave crushing of kidney stonesโš  7.9x markup
$115.7K
101 services$1.1K/svc7.89x markup
26160Removal of growth of tendon finger or handโš  5.3x markup
$101.9K
186 services$547.75/svc5.32x markup
29881Removal of one knee cartilage using an endoscopeโš  5.7x markup
$73.2K
75 services$975.49/svc5.72x markup
52234Destruction and/or removal of (0.5 to 2.0 centimeters) small growths of the bladder using an endoscopeโš  4.7x markup
$65.6K
65 services$1.0K/svc4.74x markup
52332Insertion of stent in urinary duct (ureter) using an endoscopeโš  7.0x markup
$55.3K
67 services$825.28/svc6.97x markup
20680Removal of deep bone implantโš  4.9x markup
$45.8K
57 services$803.33/svc4.94x markup
29880Removal of both knee cartilages using an endoscopeโš  8.2x markup
$35.3K
36 services$980.97/svc8.17x markup
28270Incision of joint capsule of foot and toeโš  8.7x markup
$34.5K
66 services$522.93/svc8.70x markup
74420Imaging of urinary tractโš  7.3x markup
$30.9K
200 services$154.48/svc7.34x markup
25447Removal of bone joints between wrist and fingersโš  7.3x markup
$24.6K
24 services$1.0K/svc7.28x markup
52353Crushing of stone in urinary duct (ureter) using an endoscopeโš  4.9x markup
$15.4K
11 services$1.4K/svc4.87x markup
Show detailed table โ–พ
CodeDescriptionServicesPaymentsAvg/ServiceMarkup
63685Insertion of spinal neurostimulator pulse generator or receiver58$1.1M$18.3K4.44x
66984Removal of cataract with insertion of lens902$680.6K$754.567.12x
C9740Cystourethroscopy, with insertion of transprostatic implant; 4 or more implants108$624.6K$5.8K4.86x
64582Insertion of hypoglossal nerve neurostimulator electrode and generator and breathing sensor electrode25$500.6K$20.0K4.31x
64721Release and/or relocation of median nerve of hand604$369.9K$612.376.86x
52356Crushing of stone in urinary duct (ureter) with stent using an endoscope146$230.9K$1.6K5.29x
63650Implantation of spinal neurostimulator electrodes, accessed through the skin55$195.0K$3.5K10.60x
26055Incision of tendon covering362$177.1K$489.156.90x
28285Correction of toe joint deformity172$115.8K$672.976.39x
50590Shock wave crushing of kidney stones101$115.7K$1.1K7.89x
26160Removal of growth of tendon finger or hand186$101.9K$547.755.32x
29881Removal of one knee cartilage using an endoscope75$73.2K$975.495.72x
52234Destruction and/or removal of (0.5 to 2.0 centimeters) small growths of the bladder using an endoscope65$65.6K$1.0K4.74x
52332Insertion of stent in urinary duct (ureter) using an endoscope67$55.3K$825.286.97x
20680Removal of deep bone implant57$45.8K$803.334.94x
29880Removal of both knee cartilages using an endoscope36$35.3K$980.978.17x
28270Incision of joint capsule of foot and toe66$34.5K$522.938.70x
74420Imaging of urinary tract200$30.9K$154.487.34x
25447Removal of bone joints between wrist and fingers24$24.6K$1.0K7.28x
52353Crushing of stone in urinary duct (ureter) using an endoscope11$15.4K$1.4K4.87x

Markup Analysis

Charge-to-Payment Ratio

5.86x

This provider submits charges 5.86 times higher than what Medicare actually pays.

What This Means

A markup ratio of 5.86x means for every $100 Medicare pays, this provider initially charges $586. This is higher than the national average.

Location

Naperville, 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.

Naperville Surgical Centre Llc (you)
$4.6M
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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