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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. East Bay Surgery Center Llc
๐Ÿ”ช
Organization

East Bay Surgery Center Llc

NPI: 1831116615
Swansea, MA
10 years of data
Ambulatory Surgical Center
$28.5M
Total Payments
145
Beneficiaries
39.2K
Services
3.24x
Markup Ratio

Peer Comparison

99th
percentile in specialty
This provider$28.5M
Specialty median$657.1K

๐Ÿ“‹ Key Findings

1Billed $28.5M over 10 years
23.24x markup ratio (above median)
399th percentile in Ambulatory Surgical Center by payments
410 procedures with >3x markup
โœ“ No flags detected

๐Ÿ”Ž Data Analysis

This provider's $28.5M in total Medicare payments ranks in the 99th percentile of Ambulatory Surgical Center providers nationally.

75% 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$2.2K$671.753.29x$1.5K$2.7M4.1K13
2015$2.2K$672.973.31x$1.6K$2.8M4.2K13
2016$2.3K$694.053.25x$1.6K$3.0M4.3K17
2017$2.2K$683.193.26x$1.5K$2.7M4.0K15
2018$2.3K$725.823.14x$1.6K$3.0M4.1K17
2019$2.3K$709.663.29x$1.6K$2.8M4.0K15
2020$2.3K$739.903.14x$1.6K$2.1M2.9K14
2021$2.4K$777.403.05x$1.6K$2.9M3.7K13
2022$2.7K$805.243.31x$1.9K$3.3M4.1K15
2023$2.6K$801.743.29x$1.8K$3.2M3.9K13

Top Procedures (20)

66984Removal of cataract with insertion of prosthetic lensโš  3.1x markup
$21.1M
26.6K services$793.37/svc3.15x markup
66982Complex removal of cataract with insertion of prosthetic lensโš  3.8x markup
$1.6M
2.1K services$783.74/svc3.83x markup
66991Extracapsular removal of cataract with insertion of artificial lens and insertion of drainage device in front chamber of eyeโš  4.2x markup
$958.6K
370 services$2.6K/svc4.18x markup
0191TInternal insertion of eye fluid drainage device
$744.8K
353 services$2.1K/svc1.53x markup
66821Removal of recurring cataract in lens capsule using a laserโš  4.9x markup
$622.8K
3.2K services$194.79/svc4.88x markup
15823Removal of excessive skin and fat of upper eyelidโš  3.1x markup
$363.3K
746 services$487.00/svc3.09x markup
V2785Processing, preserving and transporting corneal tissue
$300.5K
103 services$2.9K/svc1.28x markup
65855Laser repair to improve eye fluid flowโš  8.0x markup
$273.9K
2.3K services$119.08/svc7.98x markup
66174Dilation of fluid outflow drainage within eyeโš  4.6x markup
$269.6K
273 services$987.58/svc4.61x markup
66180Creation of shunt to improve eye fluid flow with graft
$263.6K
168 services$1.6K/svc1.93x markup
0449TInsertion of initial aqueous fluid drainage device into eyeโš  3.5x markup
$261.7K
115 services$2.3K/svc3.49x markup
66183Insertion of eye fluid drainage device
$219.4K
158 services$1.4K/svc2.15x markup
67908Removal of tissue, muscle, and membrane to correct eyelid drooping or paralysis
$200.9K
378 services$531.49/svc2.83x markup
67917Extensive repair of turning-outward eyelid defect
$186.2K
320 services$581.93/svc2.58x markup
67042Removal of membrane of retina with removal of internal limiting membrane of retinaโš  3.2x markup
$159.9K
112 services$1.4K/svc3.21x markup
67904Repair of tendon of upper eyelid
$125.3K
247 services$507.15/svc2.96x markup
65756Transplant of outer layer of corneal tissue
$111.2K
78 services$1.4K/svc1.91x markup
66989Complex extracapsular removal of cataract with insertion of artificial lens and insertion of drainage device in front chamber of eyeโš  4.3x markup
$106.0K
41 services$2.6K/svc4.28x markup
0474TInsertion of drainage device and creation of fluid reservoir in front chamber of eye
$98.3K
51 services$1.9K/svc1.29x markup
67924Extensive repair of turning-inward eyelid defect
$86.0K
140 services$613.99/svc2.43x markup
Show detailed table โ–พ
CodeDescriptionServicesPaymentsAvg/ServiceMarkup
66984Removal of cataract with insertion of prosthetic lens26.6K$21.1M$793.373.15x
66982Complex removal of cataract with insertion of prosthetic lens2.1K$1.6M$783.743.83x
66991Extracapsular removal of cataract with insertion of artificial lens and insertion of drainage device in front chamber of eye370$958.6K$2.6K4.18x
0191TInternal insertion of eye fluid drainage device353$744.8K$2.1K1.53x
66821Removal of recurring cataract in lens capsule using a laser3.2K$622.8K$194.794.88x
15823Removal of excessive skin and fat of upper eyelid746$363.3K$487.003.09x
V2785Processing, preserving and transporting corneal tissue103$300.5K$2.9K1.28x
65855Laser repair to improve eye fluid flow2.3K$273.9K$119.087.98x
66174Dilation of fluid outflow drainage within eye273$269.6K$987.584.61x
66180Creation of shunt to improve eye fluid flow with graft168$263.6K$1.6K1.93x
0449TInsertion of initial aqueous fluid drainage device into eye115$261.7K$2.3K3.49x
66183Insertion of eye fluid drainage device158$219.4K$1.4K2.15x
67908Removal of tissue, muscle, and membrane to correct eyelid drooping or paralysis378$200.9K$531.492.83x
67917Extensive repair of turning-outward eyelid defect320$186.2K$581.932.58x
67042Removal of membrane of retina with removal of internal limiting membrane of retina112$159.9K$1.4K3.21x
67904Repair of tendon of upper eyelid247$125.3K$507.152.96x
65756Transplant of outer layer of corneal tissue78$111.2K$1.4K1.91x
66989Complex extracapsular removal of cataract with insertion of artificial lens and insertion of drainage device in front chamber of eye41$106.0K$2.6K4.28x
0474TInsertion of drainage device and creation of fluid reservoir in front chamber of eye51$98.3K$1.9K1.29x
67924Extensive repair of turning-inward eyelid defect140$86.0K$613.992.43x

Markup Analysis

Charge-to-Payment Ratio

3.24x

This provider submits charges 3.24 times higher than what Medicare actually pays.

What This Means

A markup ratio of 3.24x means for every $100 Medicare pays, this provider initially charges $324. This is higher than the national average.

Location

Swansea, MA

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 MA for peer comparison.

East Bay Surgery Center Llc (you)
$28.5M
West Suburban Eye Surgery Center Llc
$37.4M
Show detailed table โ–พ
ProviderLocationTotal PaymentsStatus
West Suburban Eye Surgery Center LlcWaltham, MA$37.4Mโœ“ 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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