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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. James Armstrong
๐Ÿ”ช
DOIndividual

James Armstrong, DO

NPI: 1386642742
Garden City, MI
10 years of data
Thoracic Surgery
$5.9M
Total Payments
7.0K
Beneficiaries
11.1K
Services
3.02x
Markup Ratio

Peer Comparison

99th
percentile in specialty
This provider$5.9M
Specialty median$71.0K

๐Ÿ“‹ Key Findings

1Billed $5.9M over 10 years
23.02x markup ratio (above median)
399th percentile in Thoracic Surgery by payments
4Payments surged 11410% in 2019
55 procedures with >3x markup
โœ“ No flags detected

๐Ÿ”Ž Data Analysis

This provider's $5.9M in total Medicare payments ranks in the 99th percentile of Thoracic Surgery providers nationally.

Medicare payments to this provider grew 427% 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

๐Ÿ“ˆ

Notable: Payments increased 11410% 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$560.98$227.082.47x$333.90$201.9K2.0K1.1K
2015$444.57$167.692.65x$276.88$137.1K1.5K900
2016$429.88$172.732.49x$257.15$128.1K1.2K778
2017$242.00$106.552.27x$135.45$84.7K1.1K703
2018$158.00$87.431.81x$70.57$14.1K208136
2019$3.6K$1.4K2.63x$2.2K$1.6M1.5K1.0K
2020$4.6K$1.6K2.89x$3.0K$805.9K688520
2021$4.5K$1.5K3.01x$3.0K$869.8K830528
2022$4.2K$1.2K3.52x$3.0K$928.2K978683
2023$4.2K$1.2K3.59x$3.0K$1.1M1.2K615

Top Procedures (20)

37229Removal of plaque in artery in one leg, endovascular, accessed through the skin or open procedure
$2.5M
304 services$8.3K/svc2.66x markup
37225Removal of plaque in arteries in one leg, endovascular, accessed through the skin or open procedureโš  3.8x markup
$1.8M
312 services$5.9K/svc3.80x markup
37252Ultrasound evaluation of blood vessel during diagnosis or treatment
$403.7K
458 services$881.48/svc2.78x markup
36200Insertion of catheter into aortaโš  4.4x markup
$116.0K
494 services$234.78/svc4.41x markup
99232Subsequent hospital inpatient care, typically 25 minutes per day
$108.5K
1.9K services$57.51/svc1.65x markup
36140Insertion of needle or catheter into an artery of arm or legโš  4.1x markup
$90.6K
443 services$204.49/svc4.10x markup
36475Destruction of insufficient vein of arm or leg, accessed through the skin
$82.6K
67 services$1.2K/svc2.76x markup
36247Insertion of catheter into abdominal pelvic or leg artery
$80.9K
68 services$1.2K/svc2.41x markup
37253Ultrasound evaluation of blood vessel during diagnosis or treatment
$65.0K
433 services$150.19/svc2.55x markup
99213Established patient office or other outpatient visit, typically 15 minutes
$64.5K
1.2K services$53.69/svc1.76x markup
75716Radiological supervision and interpretation of imaging of arteries of both arms or legs
$60.7K
435 services$139.63/svc2.49x markup
99214Established patient office or other outpatient, visit typically 25 minutes
$51.2K
635 services$80.56/svc1.85x markup
99223Initial hospital inpatient care, typically 70 minutes per day
$47.8K
295 services$161.97/svc1.54x markup
75625Radiological supervision and interpretation X-ray of abdominal aorta
$47.6K
446 services$106.78/svc2.39x markup
93925Ultrasound study of arteries and arterial grafts of both legsโš  3.9x markup
$41.8K
220 services$189.93/svc3.92x markup
99222Initial hospital inpatient care, typically 50 minutes per day
$40.1K
366 services$109.47/svc1.74x markup
93880Ultrasound scanning of blood flow (outside the brain) on both sides of head and neck
$30.8K
211 services$146.15/svc2.57x markup
99204New patient office or other outpatient visit, typically 45 minutes
$23.9K
188 services$127.08/svc1.57x markup
99152Moderate sedation services by physician also performing a procedure, patient 5 years of age or older, first 15 minutes
$22.3K
545 services$40.89/svc2.43x markup
93970Ultrasound scan of veins of both arms or legs including assessment of compression and functional maneuversโš  3.3x markup
$18.8K
129 services$146.03/svc3.29x markup
Show detailed table โ–พ
CodeDescriptionServicesPaymentsAvg/ServiceMarkup
37229Removal of plaque in artery in one leg, endovascular, accessed through the skin or open procedure304$2.5M$8.3K2.66x
37225Removal of plaque in arteries in one leg, endovascular, accessed through the skin or open procedure312$1.8M$5.9K3.80x
37252Ultrasound evaluation of blood vessel during diagnosis or treatment458$403.7K$881.482.78x
36200Insertion of catheter into aorta494$116.0K$234.784.41x
99232Subsequent hospital inpatient care, typically 25 minutes per day1.9K$108.5K$57.511.65x
36140Insertion of needle or catheter into an artery of arm or leg443$90.6K$204.494.10x
36475Destruction of insufficient vein of arm or leg, accessed through the skin67$82.6K$1.2K2.76x
36247Insertion of catheter into abdominal pelvic or leg artery68$80.9K$1.2K2.41x
37253Ultrasound evaluation of blood vessel during diagnosis or treatment433$65.0K$150.192.55x
99213Established patient office or other outpatient visit, typically 15 minutes1.2K$64.5K$53.691.76x
75716Radiological supervision and interpretation of imaging of arteries of both arms or legs435$60.7K$139.632.49x
99214Established patient office or other outpatient, visit typically 25 minutes635$51.2K$80.561.85x
99223Initial hospital inpatient care, typically 70 minutes per day295$47.8K$161.971.54x
75625Radiological supervision and interpretation X-ray of abdominal aorta446$47.6K$106.782.39x
93925Ultrasound study of arteries and arterial grafts of both legs220$41.8K$189.933.92x
99222Initial hospital inpatient care, typically 50 minutes per day366$40.1K$109.471.74x
93880Ultrasound scanning of blood flow (outside the brain) on both sides of head and neck211$30.8K$146.152.57x
99204New patient office or other outpatient visit, typically 45 minutes188$23.9K$127.081.57x
99152Moderate sedation services by physician also performing a procedure, patient 5 years of age or older, first 15 minutes545$22.3K$40.892.43x
93970Ultrasound scan of veins of both arms or legs including assessment of compression and functional maneuvers129$18.8K$146.033.29x

Markup Analysis

Charge-to-Payment Ratio

3.02x

This provider submits charges 3.02 times higher than what Medicare actually pays.

What This Means

A markup ratio of 3.02x means for every $100 Medicare pays, this provider initially charges $302. This is higher than the national average.

Location

Garden City, MI

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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