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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. John Milligan
๐Ÿ”ช
MDIndividual

John Milligan, MD

NPI: 1518113679
Crossville, TN
10 years of data
General Surgery
$7.0M
Total Payments
14.5K
Beneficiaries
21.2K
Services
4.65x
Markup Ratio

Peer Comparison

99th
percentile in specialty
This provider$7.0M
Specialty median$42.2K

๐Ÿ“‹ Key Findings

1Billed $7.0M over 10 years
24.65x markup ratio (above median)
399th percentile in General Surgery by payments
412 procedures with >3x markup
โœ“ No flags detected

๐Ÿ”Ž Data Analysis

This provider's $7.0M in total Medicare payments ranks in the 99th percentile of General Surgery providers nationally.

73% of their billing comes from a single procedure code (36475 โ€” Destruction of insufficient vein of arm or leg, accessed through the skin).

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$924.73$198.894.65x$725.84$737.6K1.7K1.1K
2015$1.2K$211.185.55x$960.70$479.9K1.4K901
2016$1.2K$199.705.91x$979.77$414.5K1.3K830
2017$1.2K$197.785.96x$981.44$548.0K1.6K1.1K
2018$1.8K$414.134.34x$1.4K$763.5K2.3K1.6K
2019$1.5K$295.674.92x$1.2K$1.0M2.8K1.9K
2020$1.5K$289.805.02x$1.2K$776.9K2.3K1.6K
2021$1.6K$332.314.90x$1.3K$827.2K2.5K1.7K
2022$1.5K$259.435.61x$1.2K$783.7K2.7K1.9K
2023$1.5K$258.595.62x$1.2K$674.1K2.6K1.9K

Top Procedures (12)

36475Destruction of insufficient vein of arm or leg, accessed through the skinโš  4.3x markup
$5.2M
5.4K services$951.56/svc4.31x markup
93970Ultrasound scan of veins of both arms or legs including assessment of compression and functional maneuversโš  3.9x markup
$524.5K
4.2K services$125.14/svc3.86x markup
36465Injection of chemical agent into single incompetent vein of leg using ultrasound guidanceโš  3.6x markup
$462.4K
453 services$1.0K/svc3.59x markup
36476Destruction of insufficient vein of arm or leg using imaging guidance, accessed through the skinโš  18.8x markup
$243.0K
1.2K services$207.13/svc18.79x markup
99213Established patient office or other outpatient visit, typically 15 minutesโš  3.2x markup
$195.3K
3.7K services$52.73/svc3.24x markup
99203New patient office or other outpatient visit, typically 30 minutesโš  3.7x markup
$156.7K
2.3K services$68.87/svc3.74x markup
99214Established patient office or other outpatient, visit typically 25 minutesโš  3.3x markup
$152.8K
1.9K services$78.93/svc3.28x markup
93971Ultrasound scan of veins of one arm or leg or limited including assessment of compression and functional maneuversโš  3.8x markup
$78.0K
979 services$79.67/svc3.82x markup
36482Chemical destruction of incompetent vein of arm or leg, accessed through the skin using imaging guidanceโš  3.4x markup
$36.4K
25 services$1.5K/svc3.35x markup
99211Established patient office or other outpatient visit, typically 5 minutesโš  3.5x markup
$15.3K
1.1K services$14.49/svc3.48x markup
36471Injection of chemical agent into multiple veins of same legโš  3.8x markup
$2.0K
15 services$132.75/svc3.75x markup
99212Established patient office or other outpatient visit, typically 10 minutesโš  3.2x markup
$358.21
13 services$27.55/svc3.24x markup
Show detailed table โ–พ
CodeDescriptionServicesPaymentsAvg/ServiceMarkup
36475Destruction of insufficient vein of arm or leg, accessed through the skin5.4K$5.2M$951.564.31x
93970Ultrasound scan of veins of both arms or legs including assessment of compression and functional maneuvers4.2K$524.5K$125.143.86x
36465Injection of chemical agent into single incompetent vein of leg using ultrasound guidance453$462.4K$1.0K3.59x
36476Destruction of insufficient vein of arm or leg using imaging guidance, accessed through the skin1.2K$243.0K$207.1318.79x
99213Established patient office or other outpatient visit, typically 15 minutes3.7K$195.3K$52.733.24x
99203New patient office or other outpatient visit, typically 30 minutes2.3K$156.7K$68.873.74x
99214Established patient office or other outpatient, visit typically 25 minutes1.9K$152.8K$78.933.28x
93971Ultrasound scan of veins of one arm or leg or limited including assessment of compression and functional maneuvers979$78.0K$79.673.82x
36482Chemical destruction of incompetent vein of arm or leg, accessed through the skin using imaging guidance25$36.4K$1.5K3.35x
99211Established patient office or other outpatient visit, typically 5 minutes1.1K$15.3K$14.493.48x
36471Injection of chemical agent into multiple veins of same leg15$2.0K$132.753.75x
99212Established patient office or other outpatient visit, typically 10 minutes13$358.21$27.553.24x

Markup Analysis

Charge-to-Payment Ratio

4.65x

This provider submits charges 4.65 times higher than what Medicare actually pays.

What This Means

A markup ratio of 4.65x means for every $100 Medicare pays, this provider initially charges $465. This is higher than the national average.

Location

Crossville, TN

Provider Verification

Always verify provider credentials and location before scheduling appointments. This data reflects Medicare payments and may not include all practice locations.

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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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