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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. Warren Ross
๐Ÿฉบ
MDIndividual

Warren Ross, M.D.

NPI: 1770568891
Ellicott City, MD
10 years of data
Internal Medicine
$5.2M
Total Payments
150.6K
Beneficiaries
217.6K
Services
3.15x
Markup Ratio

Peer Comparison

99th
percentile in specialty
This provider$5.2M
Specialty median$84.0K

๐Ÿ“‹ Key Findings

1Billed $5.2M over 10 years
23.15x markup ratio (above median)
399th percentile in Internal Medicine by payments
487 services/day โ€” unusually high
511 procedures with >3x markup

This provider averages 87 services per working day

Based on 217.6K total services over 10 years (250 working days/year). Learn about impossible service volumes โ†’

๐Ÿ”Ž Data Analysis

This provider's $5.2M in total Medicare payments ranks in the 99th percentile of Internal Medicine providers nationally.

Averaging 87 services per working day raises questions about billing patterns.

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$69.71$33.692.07x$36.02$629.4K27.5K17.4K
2015$95.31$38.742.46x$56.57$544.8K21.8K15.4K
2016$103.65$39.652.61x$64.00$450.6K18.9K13.4K
2017$114.38$42.922.66x$71.46$470.7K19.0K13.5K
2018$116.78$42.142.77x$74.64$551.5K21.3K15.1K
2019$120.98$41.262.93x$79.72$548.6K20.5K14.8K
2020$117.16$39.552.96x$77.61$506.3K20.2K15.3K
2021$109.16$37.012.95x$72.15$546.0K22.9K16.0K
2022$100.82$33.972.97x$66.85$457.3K21.7K14.3K
2023$95.23$31.543.02x$63.69$491.5K23.8K15.5K

Top Procedures (20)

99214Established patient office or other outpatient, visit typically 25 minutesโš  3.6x markup
$911.9K
12.4K services$73.30/svc3.58x markup
G0439Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit
$440.0K
3.4K services$129.90/svc2.26x markup
93922Ultrasound study of arteries of both arms and legsโš  3.9x markup
$326.4K
5.0K services$64.95/svc3.86x markup
99213Established patient office or other outpatient visit, typically 15 minutesโš  3.3x markup
$277.4K
5.4K services$51.58/svc3.31x markup
99215Established patient office or other outpatient, visit typically 40 minutesโš  3.1x markup
$224.2K
2.0K services$109.65/svc3.13x markup
82306Vitamin D-3 level
$161.3K
4.7K services$34.35/svc2.70x markup
80053Blood test, comprehensive group of blood chemicalsโš  5.2x markup
$122.1K
11.3K services$10.80/svc5.19x markup
80061Blood test, lipids (cholesterol and triglycerides)โš  4.0x markup
$116.2K
9.4K services$12.34/svc4.04x markup
82728Ferritin (blood protein) levelโš  3.5x markup
$111.6K
7.2K services$15.51/svc3.55x markup
84443Blood test, thyroid stimulating hormone (TSH)โš  4.4x markup
$109.4K
5.6K services$19.43/svc4.37x markup
G0438Annual wellness visit; includes a personalized prevention plan of service (pps), initial visit
$106.1K
586 services$181.00/svc1.81x markup
85025Complete blood cell count (red cells, white blood cell, platelets), automated testโš  5.5x markup
$95.3K
10.6K services$9.03/svc5.48x markup
99490Chronic care management services at least 20 minutes per calendar month
$94.3K
2.9K services$32.74/svc1.53x markup
84481Thyroid hormone, T3 measurement
$93.7K
5.6K services$16.79/svc2.64x markup
82627Dehydroepiandrosterone (DHEA-S) hormone level
$89.6K
3.4K services$26.30/svc1.79x markup
99497Advance care planning by the physician or other qualified health care professionalโš  3.6x markup
$85.7K
1.0K services$82.10/svc3.58x markup
83525Insulin measurement
$78.4K
6.0K services$13.15/svc2.66x markup
82670Estradiol (hormone) level
$74.3K
2.3K services$32.40/svc1.76x markup
83036Hemoglobin A1C levelโš  3.6x markup
$72.4K
6.6K services$10.99/svc3.64x markup
84403Testosterone (hormone) level
$69.3K
2.3K services$29.89/svc1.84x markup
Show detailed table โ–พ
CodeDescriptionServicesPaymentsAvg/ServiceMarkup
99214Established patient office or other outpatient, visit typically 25 minutes12.4K$911.9K$73.303.58x
G0439Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit3.4K$440.0K$129.902.26x
93922Ultrasound study of arteries of both arms and legs5.0K$326.4K$64.953.86x
99213Established patient office or other outpatient visit, typically 15 minutes5.4K$277.4K$51.583.31x
99215Established patient office or other outpatient, visit typically 40 minutes2.0K$224.2K$109.653.13x
82306Vitamin D-3 level4.7K$161.3K$34.352.70x
80053Blood test, comprehensive group of blood chemicals11.3K$122.1K$10.805.19x
80061Blood test, lipids (cholesterol and triglycerides)9.4K$116.2K$12.344.04x
82728Ferritin (blood protein) level7.2K$111.6K$15.513.55x
84443Blood test, thyroid stimulating hormone (TSH)5.6K$109.4K$19.434.37x
G0438Annual wellness visit; includes a personalized prevention plan of service (pps), initial visit586$106.1K$181.001.81x
85025Complete blood cell count (red cells, white blood cell, platelets), automated test10.6K$95.3K$9.035.48x
99490Chronic care management services at least 20 minutes per calendar month2.9K$94.3K$32.741.53x
84481Thyroid hormone, T3 measurement5.6K$93.7K$16.792.64x
82627Dehydroepiandrosterone (DHEA-S) hormone level3.4K$89.6K$26.301.79x
99497Advance care planning by the physician or other qualified health care professional1.0K$85.7K$82.103.58x
83525Insulin measurement6.0K$78.4K$13.152.66x
82670Estradiol (hormone) level2.3K$74.3K$32.401.76x
83036Hemoglobin A1C level6.6K$72.4K$10.993.64x
84403Testosterone (hormone) level2.3K$69.3K$29.891.84x

Markup Analysis

Charge-to-Payment Ratio

3.15x

This provider submits charges 3.15 times higher than what Medicare actually pays.

What This Means

A markup ratio of 3.15x means for every $100 Medicare pays, this provider initially charges $315. This is higher than the national average.

Location

Ellicott City, MD

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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