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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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Methodology•Download Data
  1. Home
  2. Providers
  3. Luis Bay
🩺
MDI

Luis Bay, MD

NPI: 1285684860
Houston, TX
10 years of data
Internal Medicine
$242.5K
Total Payments
3.0K
Beneficiaries
6.9K
Services
2.1x
Markup Ratio

Peer Comparison

83th
percentile in specialty
This provider$242.5K
Specialty median$84.0K

📋 Key Findings

1Billed $242.5K over 10 years
22.1x markup ratio (above median)
3AI fraud probability: 89.2%
🤖

AI Risk Assessment

Rank #243 of 500
89.2%fraud probability
Low riskMediumHigh risk

Risk Factors

Matches confirmed fraud profile

What this means

Our machine learning model analyzed billing patterns, service volumes, markup ratios, and peer comparisons to estimate a 89.2% probability that this provider's billing patterns are consistent with known fraud cases. This is ranked #243 out of 500 highest-risk providers analyzed. This is a statistical prediction, not a determination of fraud.

View all ML-flagged providers →Methodology →

ML model prediction — not an accusation of fraud

🔎 Data Analysis

This provider's $242.5K in total Medicare payments ranks in the 83th percentile of Internal Medicine providers nationally.

Medicare payments to this provider grew 110% 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
$52.5K
1.4K services$38.66/svc2.49x markup
99214Office visit, established patient, moderate complexity
$47.3K
1.2K services$38.67/svc1.70x markup
99215Office visit, established patient, high complexity
$42.0K
1.1K services$38.67/svc1.78x markup
99232Subsequent hospital care, moderate complexity
$36.8K
951 services$38.68/svc2.31x markup
99233Subsequent hospital care, high complexity
$31.5K
815 services$38.68/svc2.18x markup
93000Electrocardiogram, complete
$26.3K
680 services$38.63/svc1.96x markup
71046Chest X-ray, 2 views
$21.0K
544 services$38.63/svc1.71x markup
80053Comprehensive metabolic panel
$15.8K
408 services$38.63/svc2.34x markup
85025Complete blood count with differential
$10.5K
272 services$38.63/svc2.32x markup
36415Venipuncture for blood draw
$5.3K
136 services$38.63/svc2.08x markup
Show detailed table ▾
CodeDescriptionServicesPaymentsAvg/ServiceMarkup
99213Office visit, established patient, low complexity1.4K$52.5K$38.662.49x
99214Office visit, established patient, moderate complexity1.2K$47.3K$38.671.70x
99215Office visit, established patient, high complexity1.1K$42.0K$38.671.78x
99232Subsequent hospital care, moderate complexity951$36.8K$38.682.31x
99233Subsequent hospital care, high complexity815$31.5K$38.682.18x
93000Electrocardiogram, complete680$26.3K$38.631.96x
71046Chest X-ray, 2 views544$21.0K$38.631.71x
80053Comprehensive metabolic panel408$15.8K$38.632.34x
85025Complete blood count with differential272$10.5K$38.632.32x
36415Venipuncture for blood draw136$5.3K$38.632.08x

Markup Analysis

Charge-to-Payment Ratio

2.1x

This provider submits charges 2.1 times higher than what Medicare actually pays.

What This Means

A markup ratio of 2.1x means for every $100 Medicare pays, this provider initially charges $210. This is higher than the national average.

Location

Houston, TX

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 Internal Medicine providers in TX for peer comparison.

Luis Bay (you)
$242.5K
Owen Ellington, M.D, J.D.
$34.4M
Show detailed table ▾
ProviderLocationTotal PaymentsStatus
Owen Ellington, M.D, J.D.Humble, TX$34.4M✓ Clear

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Data Sources

  • • Centers for Medicare & Medicaid Services (CMS)
  • • Medicare Provider Utilization and Payment Data (2014-2023)
  • • 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.

Believe this data is inaccurate? Dispute this data