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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.
Sister Sites: OpenMedicaid ยท OpenFeds ยท OpenSpending

ยฉ 2026 OpenMedicare. Independent data journalism. Built by TheDataProject.ai

Methodologyโ€ขDownload Data
  1. Home
  2. Providers
  3. Quest Diagnostics Clinical Laboratories Inc
๐Ÿ”ฌ
Organization

Quest Diagnostics Clinical Laboratories Inc

NPI: 1326104613
Houston, TX
10 years of data
Clinical Laboratory
$311.2M
Total Payments
3.6K
Beneficiaries
26.1M
Services
6.6x
Markup Ratio

Peer Comparison

99th
percentile in specialty
This provider$311.2M
Specialty median$1.9M
Rank #32 of 232 in specialty

๐Ÿ“‹ Key Findings

1Billed $311.2M over 10 years
26.6x markup ratio (above median)
3Risk score: 83 โ€” flagged for review
499th percentile in Clinical Laboratory by payments
520 procedures with >3x markup

โš ๏ธ Flagged for Review

Risk Score: 83
  • 300x specialty median spending
  • Markup 8.9x (specialty median: 2.5x)
  • 1210x specialty median beneficiaries
  • 843x specialty median services
View Deep Dives โ†’Report Fraud โ†’

Statistical flag only โ€” not an accusation of fraud

๐Ÿ”Ž Data Analysis

This provider's $311.2M in total Medicare payments ranks in the 99th percentile of Clinical Laboratory providers nationally.

Their average markup ratio of 6.6x is significantly above the specialty median of 3.7x.

This provider has been statistically flagged with a risk score of 83/100. Statistical flags are not accusations of fraud.

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$71.48$12.315.81x$59.17$29.6M2.4M367
2015$72.10$12.515.76x$59.59$30.4M2.4M367
2016$73.95$12.785.79x$61.17$31.4M2.5M368
2017$78.70$13.465.85x$65.24$34.1M2.5M366
2018$78.62$13.006.05x$65.62$32.1M2.5M360
2019$81.91$11.906.88x$70.01$31.1M2.6M355
2020$80.85$10.877.44x$69.98$29.7M2.7M363
2021$80.34$10.937.35x$69.41$30.6M2.8M342
2022$81.47$10.857.51x$70.62$31.0M2.9M368
2023$86.05$11.297.62x$74.76$31.0M2.7M361

Top Procedures (20)

80053Blood test, comprehensive group of blood chemicalsโš  6.8x markup
$28.0M
2.7M services$10.51/svc6.85x markup
84443Blood test, thyroid stimulating hormone (tsh)โš  6.6x markup
$26.8M
1.4M services$19.38/svc6.63x markup
80061Blood test, lipids (cholesterol and triglycerides)โš  8.9x markup
$25.6M
1.7M services$14.95/svc8.95x markup
85025Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell countโš  4.9x markup
$19.4M
2.2M services$8.94/svc4.86x markup
82306Vitamin d-3 levelโš  7.5x markup
$16.3M
500.0K services$32.59/svc7.54x markup
83036Hemoglobin a1c levelโš  6.6x markup
$12.6M
1.1M services$11.12/svc6.60x markup
36415Insertion of needle into vein for collection of blood sampleโš  5.2x markup
$12.3M
3.5M services$3.52/svc5.22x markup
83970Parathormone (parathyroid hormone) levelโš  4.4x markup
$8.7M
184.3K services$47.02/svc4.38x markup
84153Psa (prostate specific antigen) measurement, totalโš  6.7x markup
$5.6M
263.1K services$21.15/svc6.74x markup
84439Thyroxine (thyroid chemical), freeโš  13.9x markup
$5.1M
495.2K services$10.33/svc13.92x markup
87086Bacterial colony count, urineโš  6.4x markup
$5.1M
545.8K services$9.34/svc6.37x markup
87088Bacterial urine cultureโš  3.4x markup
$4.4M
470.3K services$9.34/svc3.44x markup
83880Natriuretic peptide (heart and blood vessel protein) levelโš  4.6x markup
$4.0M
96.4K services$41.14/svc4.60x markup
82607Cyanocobalamin (vitamin b-12) levelโš  7.0x markup
$4.0M
232.6K services$17.00/svc7.02x markup
G0480Drug test(s), definitive, utilizing (1) drug identification methods able to identify individual drugs and distinguish between structural isomers (but not necessarily stereoisomers), including, but not limited to gc/ms (any type, single or tandem) and lc/msโš  3.3x markup
$3.9M
40.2K services$98.13/svc3.25x markup
80048Blood test, basic group of blood chemicals (calcium, total)โš  6.0x markup
$3.9M
426.9K services$9.21/svc5.96x markup
84403Testosterone (hormone) level, totalโš  6.3x markup
$3.9M
133.5K services$29.18/svc6.30x markup
84481Thyroid hormone, t3 measurement, freeโš  11.5x markup
$3.7M
190.2K services$19.34/svc11.52x markup
82728Ferritin (blood protein) levelโš  7.3x markup
$3.2M
207.6K services$15.27/svc7.27x markup
82570Creatinine level to test for kidney function or muscle injuryโš  9.7x markup
$3.1M
525.0K services$5.92/svc9.69x markup
Show detailed table โ–พ
CodeDescriptionServicesPaymentsAvg/ServiceMarkup
80053Blood test, comprehensive group of blood chemicals2.7M$28.0M$10.516.85x
84443Blood test, thyroid stimulating hormone (tsh)1.4M$26.8M$19.386.63x
80061Blood test, lipids (cholesterol and triglycerides)1.7M$25.6M$14.958.95x
85025Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count2.2M$19.4M$8.944.86x
82306Vitamin d-3 level500.0K$16.3M$32.597.54x
83036Hemoglobin a1c level1.1M$12.6M$11.126.60x
36415Insertion of needle into vein for collection of blood sample3.5M$12.3M$3.525.22x
83970Parathormone (parathyroid hormone) level184.3K$8.7M$47.024.38x
84153Psa (prostate specific antigen) measurement, total263.1K$5.6M$21.156.74x
84439Thyroxine (thyroid chemical), free495.2K$5.1M$10.3313.92x
87086Bacterial colony count, urine545.8K$5.1M$9.346.37x
87088Bacterial urine culture470.3K$4.4M$9.343.44x
83880Natriuretic peptide (heart and blood vessel protein) level96.4K$4.0M$41.144.60x
82607Cyanocobalamin (vitamin b-12) level232.6K$4.0M$17.007.02x
G0480Drug test(s), definitive, utilizing (1) drug identification methods able to identify individual drugs and distinguish between structural isomers (but not necessarily stereoisomers), including, but not limited to gc/ms (any type, single or tandem) and lc/ms40.2K$3.9M$98.133.25x
80048Blood test, basic group of blood chemicals (calcium, total)426.9K$3.9M$9.215.96x
84403Testosterone (hormone) level, total133.5K$3.9M$29.186.30x
84481Thyroid hormone, t3 measurement, free190.2K$3.7M$19.3411.52x
82728Ferritin (blood protein) level207.6K$3.2M$15.277.27x
82570Creatinine level to test for kidney function or muscle injury525.0K$3.1M$5.929.69x

Markup Analysis

Charge-to-Payment Ratio

6.6x

This provider submits charges 6.6 times higher than what Medicare actually pays.

What This Means

A markup ratio of 6.6x means for every $100 Medicare pays, this provider initially charges $660. 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 Clinical Laboratory providers in TX for peer comparison.

Quest Diagnostics Clinical Laboratories Inc (you)
$311.2M
Clinical Pathology Laboratories, Inc.โš ๏ธ
$541.0M
Quest Diagnostics Clinical Laboratories Incโš ๏ธ
$453.2M
Laboratory Corporation Of Americaโš ๏ธ
$389.6M
Laboratory Corporation Of Americaโš ๏ธ
$299.4M
Inform Diagnostics, Inc
$246.3M
Show detailed table โ–พ
ProviderLocationTotal PaymentsStatus
Clinical Pathology Laboratories, Inc.Austin, TX$541.0Mโš ๏ธ Flagged
Quest Diagnostics Clinical Laboratories IncIrving, TX$453.2Mโš ๏ธ Flagged
Laboratory Corporation Of AmericaDallas, TX$389.6Mโš ๏ธ Flagged
Laboratory Corporation Of AmericaHouston, TX$299.4Mโš ๏ธ Flagged
Inform Diagnostics, IncCoppell, TX$246.3Mโœ“ Clear

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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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