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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. Marin Health Ventures, Llc
๐Ÿ”ช
Organization

Marin Health Ventures, Llc

NPI: 1215930078
San Rafael, CA
10 years of data
Ambulatory Surgical Center
$16.3M
Total Payments
10.4K
Beneficiaries
12.0K
Services
6.75x
Markup Ratio

Peer Comparison

98th
percentile in specialty
This provider$16.3M
Specialty median$657.1K

๐Ÿ“‹ Key Findings

1Billed $16.3M over 10 years
26.75x markup ratio (above median)
398th percentile in Ambulatory Surgical Center by payments
4Payments surged 105% in 2019
519 procedures with >3x markup
โœ“ No flags detected

๐Ÿ”Ž Data Analysis

This provider's $16.3M in total Medicare payments ranks in the 98th percentile of Ambulatory Surgical Center providers nationally.

Their average markup ratio of 6.75x is significantly above the specialty median of 6.1x.

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 105% in 2019

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$7.6K$1.2K6.35x$6.4K$958.3K1.4K1.2K
2015$8.1K$1.2K6.51x$6.9K$882.3K1.3K1.1K
2016$10.3K$1.3K7.96x$9.0K$757.9K1.3K1.0K
2017$8.9K$1.1K7.95x$7.8K$851.1K1.3K1.1K
2018$14.1K$2.3K6.13x$11.8K$1.7M1.4K1.2K
2019$15.4K$2.5K6.26x$12.9K$3.4M1.6K1.4K
2020$17.1K$3.0K5.72x$14.1K$1.7M850767
2021$22.4K$4.0K5.58x$18.3K$2.3M916834
2022$22.5K$3.9K5.75x$18.6K$2.4M1.0K922
2023$15.0K$2.1K7.01x$12.9K$1.4M910821

Top Procedures (20)

22869Insertion of stabilizing or separating device into lower spine at single levelโš  6.7x markup
$3.5M
278 services$12.4K/svc6.71x markup
63685Insertion of spinal neurostimulator pulse generator or receiver
$2.5M
96 services$25.6K/svc3.00x markup
64483Injections of anesthetic and/or steroid drug into lower or sacral spine nerve root using imaging guidanceโš  8.8x markup
$1.6M
4.6K services$345.53/svc8.75x markup
63650Implantation of spinal neurostimulator electrodes, accessed through the skinโš  4.9x markup
$1.3M
255 services$5.0K/svc4.89x markup
29827Repair of shoulder rotator cuff using an endoscopeโš  9.3x markup
$631.1K
314 services$2.0K/svc9.28x markup
29828Release of shoulder biceps tendon using an endoscopeโš  6.2x markup
$619.1K
214 services$2.9K/svc6.24x markup
64628Heat destruction of intraosseous basivertebral nerve in bones of spine in lower back, first two bonesโš  6.0x markup
$592.5K
55 services$10.8K/svc6.01x markup
C9740Cystourethroscopy, with insertion of transprostatic implant; 4 or more implantsโš  5.9x markup
$558.0K
73 services$7.6K/svc5.94x markup
64635Destruction of lower or sacral spinal facet joint nerves using imaging guidanceโš  8.1x markup
$492.4K
583 services$844.61/svc8.05x markup
27279Fusion sacroiliac joint through the skin or minimally invasive using image guidanceโš  6.0x markup
$461.6K
31 services$14.9K/svc6.00x markup
29880Removal of both knee cartilages using an endoscopeโš  6.5x markup
$315.3K
236 services$1.3K/svc6.53x markup
27446Repair of knee jointโš  6.1x markup
$286.0K
34 services$8.4K/svc6.10x markup
62321Injection of substance into spinal canal of upper or middle back using imaging guidanceโš  12.0x markup
$227.0K
675 services$336.29/svc12.04x markup
29824Partial removal of collar bone at shoulder using an endoscopeโš  20.8x markup
$221.2K
271 services$816.41/svc20.77x markup
63047Partial removal of middle spine bone with release of spinal cord and/or nerves, lower back (lumbar) areaโš  4.8x markup
$213.5K
63 services$3.4K/svc4.76x markup
64633Destruction of upper or middle spinal facet joint nerves using imaging guidanceโš  6.3x markup
$191.6K
226 services$847.92/svc6.28x markup
50590Shock wave crushing of kidney stonesโš  7.7x markup
$186.6K
114 services$1.6K/svc7.67x markup
64479Injections of anesthetic and/or steroid drug into upper or middle spine nerve root using imaging guidanceโš  8.0x markup
$184.7K
497 services$371.56/svc8.02x markup
64490Injections of upper or middle spine facet joint using imaging guidanceโš  6.8x markup
$176.3K
432 services$408.18/svc6.84x markup
37785Tying incision and/or removal of varicose vein clusters of legโš  7.0x markup
$166.1K
148 services$1.1K/svc7.02x markup
Show detailed table โ–พ
CodeDescriptionServicesPaymentsAvg/ServiceMarkup
22869Insertion of stabilizing or separating device into lower spine at single level278$3.5M$12.4K6.71x
63685Insertion of spinal neurostimulator pulse generator or receiver96$2.5M$25.6K3.00x
64483Injections of anesthetic and/or steroid drug into lower or sacral spine nerve root using imaging guidance4.6K$1.6M$345.538.75x
63650Implantation of spinal neurostimulator electrodes, accessed through the skin255$1.3M$5.0K4.89x
29827Repair of shoulder rotator cuff using an endoscope314$631.1K$2.0K9.28x
29828Release of shoulder biceps tendon using an endoscope214$619.1K$2.9K6.24x
64628Heat destruction of intraosseous basivertebral nerve in bones of spine in lower back, first two bones55$592.5K$10.8K6.01x
C9740Cystourethroscopy, with insertion of transprostatic implant; 4 or more implants73$558.0K$7.6K5.94x
64635Destruction of lower or sacral spinal facet joint nerves using imaging guidance583$492.4K$844.618.05x
27279Fusion sacroiliac joint through the skin or minimally invasive using image guidance31$461.6K$14.9K6.00x
29880Removal of both knee cartilages using an endoscope236$315.3K$1.3K6.53x
27446Repair of knee joint34$286.0K$8.4K6.10x
62321Injection of substance into spinal canal of upper or middle back using imaging guidance675$227.0K$336.2912.04x
29824Partial removal of collar bone at shoulder using an endoscope271$221.2K$816.4120.77x
63047Partial removal of middle spine bone with release of spinal cord and/or nerves, lower back (lumbar) area63$213.5K$3.4K4.76x
64633Destruction of upper or middle spinal facet joint nerves using imaging guidance226$191.6K$847.926.28x
50590Shock wave crushing of kidney stones114$186.6K$1.6K7.67x
64479Injections of anesthetic and/or steroid drug into upper or middle spine nerve root using imaging guidance497$184.7K$371.568.02x
64490Injections of upper or middle spine facet joint using imaging guidance432$176.3K$408.186.84x
37785Tying incision and/or removal of varicose vein clusters of leg148$166.1K$1.1K7.02x

Markup Analysis

Charge-to-Payment Ratio

6.75x

This provider submits charges 6.75 times higher than what Medicare actually pays.

What This Means

A markup ratio of 6.75x means for every $100 Medicare pays, this provider initially charges $675. This is higher than the national average.

Location

San Rafael, 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.

Marin Health Ventures, Llc (you)
$16.3M
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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