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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. Arnold Vardiman
๐Ÿง 
MDIndividual

Arnold Vardiman, MD

NPI: 1346241817
San Antonio, TX
10 years of data
Neurosurgery
$4.9M
Total Payments
16.7K
Beneficiaries
18.6K
Services
5.45x
Markup Ratio

Peer Comparison

99th
percentile in specialty
This provider$4.9M
Specialty median$71.9K

๐Ÿ“‹ Key Findings

1Billed $4.9M over 10 years
25.45x markup ratio (above median)
399th percentile in Neurosurgery by payments
417 procedures with >3x markup
โœ“ No flags detected

๐Ÿ”Ž Data Analysis

This provider's $4.9M in total Medicare payments ranks in the 99th percentile of Neurosurgery providers nationally.

Their average markup ratio of 5.45x is significantly above the specialty median of 5.9x.

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$3.3K$553.665.87x$2.7K$455.3K2.0K1.7K
2015$3.3K$575.815.67x$2.7K$476.7K1.9K1.7K
2016$3.0K$552.825.35x$2.4K$461.4K1.9K1.7K
2017$3.0K$544.835.47x$2.4K$474.6K1.9K1.7K
2018$3.5K$657.265.39x$2.9K$446.7K1.7K1.5K
2019$3.5K$624.375.59x$2.9K$562.0K2.0K1.8K
2020$3.2K$582.005.51x$2.6K$498.7K1.7K1.6K
2021$3.1K$561.755.57x$2.6K$476.5K1.7K1.6K
2022$3.1K$544.245.69x$2.6K$501.4K1.9K1.7K
2023$3.2K$546.865.89x$2.7K$505.0K1.9K1.7K

Top Procedures (20)

22612Fusion of lower spine bones, posterior or posterolateral approachโš  3.7x markup
$522.2K
429 services$1.2K/svc3.70x markup
22633Fusion of lower spine bones with removal of disc, posterior or posterolateral approachโš  3.6x markup
$433.7K
317 services$1.4K/svc3.65x markup
63047Partial removal of middle spine bone with release of spinal cord and/or nervesโš  8.7x markup
$429.0K
742 services$578.23/svc8.65x markup
61867Implantation of brain neurostimulator electrodes microelectrode recordingโš  5.5x markup
$428.3K
248 services$1.7K/svc5.50x markup
61886Insertion or replacement of brain neurostimulator generator or receiver
$394.4K
720 services$547.77/svc2.74x markup
22842Insertion of posterior spinal instrumentation for spinal stabilization, 3 to 6 vertebral segmentsโš  10.3x markup
$375.9K
648 services$580.07/svc10.34x markup
99213Established patient office or other outpatient visit, typically 15 minutes
$359.6K
6.7K services$53.66/svc1.99x markup
99203New patient office or other outpatient visit, typically 30 minutes
$336.5K
4.4K services$77.23/svc2.17x markup
63030Partial removal of bone with release of spinal cord or spinal nerves of 1 interspace in lower spineโš  5.5x markup
$175.5K
240 services$731.25/svc5.54x markup
22840Insertion of posterior spinal instrumentation at base of neck for stabilization, 1 interspaceโš  9.5x markup
$165.4K
286 services$578.41/svc9.51x markup
63045Partial removal of upper spine bone with release of spinal cord and/or nervesโš  7.7x markup
$158.7K
245 services$647.95/svc7.72x markup
22551Fusion of spine bones with removal of disc at upper spinal column, anterior approachโš  3.9x markup
$152.3K
119 services$1.3K/svc3.91x markup
22600Fusion of upper spine bones, posterior or posterolateral approachโš  4.8x markup
$145.0K
156 services$929.56/svc4.82x markup
63048Partial removal of spine bone with release of spinal cord and/or nervesโš  9.2x markup
$141.0K
870 services$162.12/svc9.23x markup
22614Fusion of spine bones, posterior or posterolateral approachโš  5.0x markup
$129.1K
429 services$300.93/svc4.98x markup
63056Release of lower spinal cord and/or nervesโš  4.7x markup
$110.8K
99 services$1.1K/svc4.69x markup
61868Implantation of brain neurostimulator electrodes with microelectrode recordingโš  3.9x markup
$78.6K
206 services$381.75/svc3.93x markup
22853Insertion of device into intervertebral disc space of spine and fusion of vertebraeโš  10.4x markup
$72.7K
378 services$192.43/svc10.39x markup
22634Fusion of lower spine bones with removal of disc, posterior or posterolateral approachโš  4.1x markup
$44.6K
123 services$362.35/svc4.14x markup
63052Partial removal of bone of single segment of spine in lower back with release of spinal cord and/or nerves during fusion of spine in lower backโš  26.2x markup
$27.3K
143 services$191.00/svc26.18x markup
Show detailed table โ–พ
CodeDescriptionServicesPaymentsAvg/ServiceMarkup
22612Fusion of lower spine bones, posterior or posterolateral approach429$522.2K$1.2K3.70x
22633Fusion of lower spine bones with removal of disc, posterior or posterolateral approach317$433.7K$1.4K3.65x
63047Partial removal of middle spine bone with release of spinal cord and/or nerves742$429.0K$578.238.65x
61867Implantation of brain neurostimulator electrodes microelectrode recording248$428.3K$1.7K5.50x
61886Insertion or replacement of brain neurostimulator generator or receiver720$394.4K$547.772.74x
22842Insertion of posterior spinal instrumentation for spinal stabilization, 3 to 6 vertebral segments648$375.9K$580.0710.34x
99213Established patient office or other outpatient visit, typically 15 minutes6.7K$359.6K$53.661.99x
99203New patient office or other outpatient visit, typically 30 minutes4.4K$336.5K$77.232.17x
63030Partial removal of bone with release of spinal cord or spinal nerves of 1 interspace in lower spine240$175.5K$731.255.54x
22840Insertion of posterior spinal instrumentation at base of neck for stabilization, 1 interspace286$165.4K$578.419.51x
63045Partial removal of upper spine bone with release of spinal cord and/or nerves245$158.7K$647.957.72x
22551Fusion of spine bones with removal of disc at upper spinal column, anterior approach119$152.3K$1.3K3.91x
22600Fusion of upper spine bones, posterior or posterolateral approach156$145.0K$929.564.82x
63048Partial removal of spine bone with release of spinal cord and/or nerves870$141.0K$162.129.23x
22614Fusion of spine bones, posterior or posterolateral approach429$129.1K$300.934.98x
63056Release of lower spinal cord and/or nerves99$110.8K$1.1K4.69x
61868Implantation of brain neurostimulator electrodes with microelectrode recording206$78.6K$381.753.93x
22853Insertion of device into intervertebral disc space of spine and fusion of vertebrae378$72.7K$192.4310.39x
22634Fusion of lower spine bones with removal of disc, posterior or posterolateral approach123$44.6K$362.354.14x
63052Partial removal of bone of single segment of spine in lower back with release of spinal cord and/or nerves during fusion of spine in lower back143$27.3K$191.0026.18x

Markup Analysis

Charge-to-Payment Ratio

5.45x

This provider submits charges 5.45 times higher than what Medicare actually pays.

What This Means

A markup ratio of 5.45x means for every $100 Medicare pays, this provider initially charges $545. This is higher than the national average.

Location

San Antonio, TX

Provider Verification

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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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