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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. The Surgery Center Of Alta Bates Summit Medical Center, Llc
๐Ÿ”ช
Organization

The Surgery Center Of Alta Bates Summit Medical Center, Llc

NPI: 1245327493
Oakland, CA
10 years of data
Ambulatory Surgical Center
$17.4M
Total Payments
237
Beneficiaries
124.3K
Services
4.63x
Markup Ratio

Peer Comparison

98th
percentile in specialty
This provider$17.4M
Specialty median$657.1K

๐Ÿ“‹ Key Findings

1Billed $17.4M over 10 years
24.63x markup ratio (above median)
398th percentile in Ambulatory Surgical Center by payments
417 procedures with >3x markup
โœ“ No flags detected

๐Ÿ”Ž Data Analysis

This provider's $17.4M in total Medicare payments ranks in the 98th percentile of Ambulatory Surgical Center providers nationally.

Medicare payments to this provider grew 217% 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

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$3.7K$683.995.37x$3.0K$1.1M1.6K22
2015$3.7K$782.384.74x$2.9K$1.1M1.4K19
2016$3.7K$705.625.21x$3.0K$1.1M1.5K20
2017$2.3K$488.744.80x$1.9K$1.3M2.7K23
2018$1.2K$265.444.53x$938.05$1.5M5.7K29
2019$1.3K$279.244.71x$1.0K$1.9M6.7K26
2020$778.21$170.764.56x$607.45$1.6M9.4K22
2021$287.75$63.574.53x$224.18$1.9M30.2K22
2022$378.11$82.014.61x$296.10$2.5M30.6K25
2023$421.68$99.724.23x$321.96$3.4M34.5K29

Top Procedures (20)

64483Injection of anesthetic and/or steroid drug into sacral spine nerve root using imaging guidance, single levelโš  5.5x markup
$2.2M
6.1K services$363.91/svc5.45x markup
27447Replacement of knee joint, both sides of kneeโš  4.3x markup
$1.6M
158 services$10.1K/svc4.35x markup
29827Repair of shoulder rotator cuff using an endoscopeโš  4.8x markup
$1.1M
465 services$2.5K/svc4.78x markup
25609Treatment of 3 or more broken lower forearm bone pieces on thumb side inside wrist joint with placement of stabilizing deviceโš  3.9x markup
$1.1M
271 services$4.1K/svc3.89x markup
64555Insertion of peripheral nerve neurostimulator electrode through skin
$764.0K
126 services$6.1K/svc2.96x markup
63650Insertion of spinal neurostimulator electrode array through skin
$675.1K
133 services$5.1K/svc2.83x markup
64635Destruction of lower or sacral spinal facet joint nerves using imaging guidance, single facet jointโš  4.2x markup
$647.8K
883 services$733.60/svc4.22x markup
64493Injection of lower or sacral spine facet joint using imaging guidance, single levelโš  5.3x markup
$595.1K
1.7K services$351.70/svc5.31x markup
C2643Brachytherapy source, non-stranded, cesium-131, per sourceโš  3.3x markup
$518.4K
7.9K services$65.52/svc3.25x markup
29848Release of wrist ligament using an endoscopeโš  8.0x markup
$472.8K
608 services$777.61/svc7.96x markup
50590Shock wave crushing of kidney stonesโš  5.3x markup
$452.2K
274 services$1.7K/svc5.33x markup
29828Release of tendon connecting biceps muscle and shoulder using an endoscope
$444.6K
149 services$3.0K/svc2.26x markup
27130Replacement of thigh bone and hip joint with prosthesisโš  4.3x markup
$432.8K
42 services$10.3K/svc4.31x markup
29880Removal of both knee cartilages using an endoscopeโš  4.6x markup
$397.6K
292 services$1.4K/svc4.63x markup
55700Biopsy of prostate glandโš  4.0x markup
$384.7K
438 services$878.21/svc3.95x markup
29881Removal of knee cartilage using an endoscopeโš  4.6x markup
$378.2K
276 services$1.4K/svc4.59x markup
25608Treatment of 2 broken lower forearm bone pieces on thumb side inside wrist joint with placement of stabilizing deviceโš  3.7x markup
$342.1K
77 services$4.4K/svc3.69x markup
55875Insertion of needle or tube into prostate for radiation therapyโš  4.7x markup
$322.5K
152 services$2.1K/svc4.70x markup
49650Repair of groin hernia using an endoscopeโš  4.1x markup
$295.5K
134 services$2.2K/svc4.11x markup
64721Release and/or relocation of hand nerveโš  4.5x markup
$258.5K
327 services$790.63/svc4.53x markup
Show detailed table โ–พ
CodeDescriptionServicesPaymentsAvg/ServiceMarkup
64483Injection of anesthetic and/or steroid drug into sacral spine nerve root using imaging guidance, single level6.1K$2.2M$363.915.45x
27447Replacement of knee joint, both sides of knee158$1.6M$10.1K4.35x
29827Repair of shoulder rotator cuff using an endoscope465$1.1M$2.5K4.78x
25609Treatment of 3 or more broken lower forearm bone pieces on thumb side inside wrist joint with placement of stabilizing device271$1.1M$4.1K3.89x
64555Insertion of peripheral nerve neurostimulator electrode through skin126$764.0K$6.1K2.96x
63650Insertion of spinal neurostimulator electrode array through skin133$675.1K$5.1K2.83x
64635Destruction of lower or sacral spinal facet joint nerves using imaging guidance, single facet joint883$647.8K$733.604.22x
64493Injection of lower or sacral spine facet joint using imaging guidance, single level1.7K$595.1K$351.705.31x
C2643Brachytherapy source, non-stranded, cesium-131, per source7.9K$518.4K$65.523.25x
29848Release of wrist ligament using an endoscope608$472.8K$777.617.96x
50590Shock wave crushing of kidney stones274$452.2K$1.7K5.33x
29828Release of tendon connecting biceps muscle and shoulder using an endoscope149$444.6K$3.0K2.26x
27130Replacement of thigh bone and hip joint with prosthesis42$432.8K$10.3K4.31x
29880Removal of both knee cartilages using an endoscope292$397.6K$1.4K4.63x
55700Biopsy of prostate gland438$384.7K$878.213.95x
29881Removal of knee cartilage using an endoscope276$378.2K$1.4K4.59x
25608Treatment of 2 broken lower forearm bone pieces on thumb side inside wrist joint with placement of stabilizing device77$342.1K$4.4K3.69x
55875Insertion of needle or tube into prostate for radiation therapy152$322.5K$2.1K4.70x
49650Repair of groin hernia using an endoscope134$295.5K$2.2K4.11x
64721Release and/or relocation of hand nerve327$258.5K$790.634.53x

Markup Analysis

Charge-to-Payment Ratio

4.63x

This provider submits charges 4.63 times higher than what Medicare actually pays.

What This Means

A markup ratio of 4.63x means for every $100 Medicare pays, this provider initially charges $463. This is higher than the national average.

Location

Oakland, CA

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 CA for peer comparison.

The Surgery Center Of Alta Bates Summit Medical Center, Llc (you)
$17.4M
Specialty Surgical Center, Llc
$49.2M
Santa Rosa Surgery Center L P
$41.3M
Peninsula Eye Surgery Center Llc
$37.0M
Fort Sutter Surgery Center A California Limited Partnership
$33.6M
Show detailed table โ–พ
ProviderLocationTotal PaymentsStatus
Specialty Surgical Center, LlcBeverly Hills, CA$49.2Mโœ“ Clear
Santa Rosa Surgery Center L PSanta Rosa, CA$41.3Mโœ“ Clear
Peninsula Eye Surgery Center LlcMountain View, CA$37.0Mโœ“ Clear
Fort Sutter Surgery Center A California Limited PartnershipSacramento, CA$33.6Mโœ“ 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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