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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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Methodologyโ€ขDownload Data
  1. Home
  2. Providers
  3. John Fleming
๐Ÿฆด
MDI

John Fleming, MD

NPI: 1992088652
Los Angeles, CA
10 years of data
Orthopedic Surgery
$2.0M
Total Payments
14.0K
Beneficiaries
41.2K
Services
2.77x
Markup Ratio

Peer Comparison

97th
percentile in specialty
This provider$2.0M
Specialty median$103.3K

๐Ÿ“‹ Key Findings

1Billed $2.0M over 10 years
22.77x markup ratio (above median)
3AI fraud probability: 90.9%
497th percentile in Orthopedic Surgery by payments
51 procedure with >3x markup
๐Ÿค–

AI Risk Assessment

Rank #234 of 500
90.9%fraud probability
Low riskMediumHigh risk

Risk Factors

High markup ratio
7-figure billing
Multi-million billing

What this means

Our machine learning model analyzed billing patterns, service volumes, markup ratios, and peer comparisons to estimate a 90.9% probability that this provider's billing patterns are consistent with known fraud cases. This is ranked #234 out of 500 highest-risk providers analyzed. This is a statistical prediction, not a determination of fraud.

View all ML-flagged providers โ†’Methodology โ†’

ML model prediction โ€” not an accusation of fraud

๐Ÿ”Ž Data Analysis

This provider's $2.0M in total Medicare payments ranks in the 97th percentile of Orthopedic Surgery providers nationally.

Medicare payments to this provider grew 123% from 2014 to 2023.

AI-generated analysis based on Medicare payment data.

Annual Medicare Payments

Annual Services Provided

Avg Payment per Service

Top Procedures (10)

99213Office visit, established patient, low complexity
$444.2K
7.3K services$60.80/svc2.82x markup
99214Office visit, established patient, moderate complexity
$399.7K
6.6K services$60.81/svc2.65x markup
99215Office visit, established patient, high complexity
$355.3K
5.8K services$60.80/svc2.80x markup
99232Subsequent hospital care, moderate complexity
$310.9K
5.1K services$60.81/svc2.85x markup
99233Subsequent hospital care, high complexity
$266.5K
4.4K services$60.80/svc2.83x markup
93000Electrocardiogram, complete
$222.1K
3.7K services$60.81/svc2.94x markup
71046Chest X-ray, 2 viewsโš  3.1x markup
$177.7K
2.9K services$60.80/svc3.09x markup
80053Comprehensive metabolic panel
$133.2K
2.2K services$60.82/svc2.32x markup
85025Complete blood count with differential
$88.8K
1.5K services$60.80/svc2.92x markup
36415Venipuncture for blood draw
$44.4K
730 services$60.84/svc2.82x markup
Show detailed table โ–พ
CodeDescriptionServicesPaymentsAvg/ServiceMarkup
99213Office visit, established patient, low complexity7.3K$444.2K$60.802.82x
99214Office visit, established patient, moderate complexity6.6K$399.7K$60.812.65x
99215Office visit, established patient, high complexity5.8K$355.3K$60.802.80x
99232Subsequent hospital care, moderate complexity5.1K$310.9K$60.812.85x
99233Subsequent hospital care, high complexity4.4K$266.5K$60.802.83x
93000Electrocardiogram, complete3.7K$222.1K$60.812.94x
71046Chest X-ray, 2 views2.9K$177.7K$60.803.09x
80053Comprehensive metabolic panel2.2K$133.2K$60.822.32x
85025Complete blood count with differential1.5K$88.8K$60.802.92x
36415Venipuncture for blood draw730$44.4K$60.842.82x

Markup Analysis

Charge-to-Payment Ratio

2.77x

This provider submits charges 2.77 times higher than what Medicare actually pays.

What This Means

A markup ratio of 2.77x means for every $100 Medicare pays, this provider initially charges $277. This is higher than the national average.

Location

Los Angeles, CA

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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