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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. Sonora Quest Laboratories Llc
🔬
Organization

Sonora Quest Laboratories Llc

NPI: 1538105366
Phoenix, AZ
10 years of data
Clinical Laboratory
$565.3M
Total Payments
4.2K
Beneficiaries
46.9M
Services
4.28x
Markup Ratio

Peer Comparison

99th
percentile in specialty
This provider$565.3M
Specialty median$1.9M
Rank #15 of 232 in specialty

📋 Key Findings

1Billed $565.3M over 10 years
24.28x markup ratio (above median)
3Risk score: 84 — flagged for review
499th percentile in Clinical Laboratory by payments
517 procedures with >3x markup

⚠️ Flagged for Review

Risk Score: 84
  • 559x specialty median spending
  • Markup 7.1x (specialty median: 2.5x)
  • 2019x specialty median beneficiaries
  • 1515x specialty median services
View Deep Dives →Report Fraud →

Statistical flag only — not an accusation of fraud

🔎 Data Analysis

This provider's $565.3M in total Medicare payments ranks in the 99th percentile of Clinical Laboratory providers nationally.

This provider has been statistically flagged with a risk score of 84/100. 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 — the gap represents the markup.

YearAvg SubmittedAvg PaidMarkup RatioGap per ServiceTotal PaymentsServicesBeneficiaries
2014$49.22$12.004.10x$37.22$47.9M4.0M401
2015$50.00$12.164.11x$37.84$51.3M4.2M416
2016$49.33$12.224.04x$37.11$56.2M4.6M419
2017$48.75$12.303.96x$36.45$58.9M4.8M417
2018$49.87$12.274.06x$37.60$59.5M4.8M434
2019$50.89$11.274.52x$39.62$56.4M5.0M434
2020$52.53$12.184.31x$40.35$56.6M4.6M419
2021$53.78$12.564.28x$41.22$62.7M5.0M426
2022$54.04$11.904.54x$42.14$58.2M4.9M425
2023$56.58$11.714.83x$44.87$57.8M4.9M437

Top Procedures (20)

80053Blood test, comprehensive group of blood chemicals
$50.3M
4.6M services$10.83/svc2.95x markup
84443Blood test, thyroid stimulating hormone (tsh)⚠ 3.0x markup
$42.2M
2.2M services$19.39/svc3.02x markup
80061Blood test, lipids (cholesterol and triglycerides)⚠ 4.5x markup
$37.5M
2.5M services$14.82/svc4.50x markup
85025Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count⚠ 3.1x markup
$35.8M
4.3M services$8.28/svc3.10x markup
82306Vitamin d-3 level⚠ 5.3x markup
$28.3M
911.2K services$31.11/svc5.29x markup
36415Insertion of needle into vein for collection of blood sample⚠ 3.3x markup
$22.5M
6.5M services$3.46/svc3.26x markup
U0003Infectious agent detection by nucleic acid (dna or rna); severe acute respiratory syndrome coronavirus 2 (sars-cov-2) (coronavirus disease [covid-19]), amplified probe technique, making use of high throughput technologies as described by cms-2020-01-r
$20.9M
254.1K services$82.36/svc1.51x markup
83036Hemoglobin a1c level⚠ 5.9x markup
$18.8M
1.7M services$11.12/svc5.92x markup
83970Parathormone (parathyroid hormone) level⚠ 4.4x markup
$17.9M
379.7K services$47.01/svc4.36x markup
84153Psa (prostate specific antigen) measurement, total⚠ 4.6x markup
$12.1M
572.3K services$21.15/svc4.61x markup
82607Cyanocobalamin (vitamin b-12) level⚠ 6.2x markup
$11.0M
638.2K services$17.21/svc6.15x markup
87086Bacterial colony count, urine⚠ 6.2x markup
$7.9M
838.3K services$9.38/svc6.22x markup
84439Thyroxine (thyroid chemical), free⚠ 8.3x markup
$7.6M
739.9K services$10.25/svc8.26x markup
84403Testosterone (hormone) level, total⚠ 4.6x markup
$6.5M
223.0K services$29.27/svc4.64x markup
82746Folic acid level, serum⚠ 5.8x markup
$6.4M
379.9K services$16.71/svc5.76x markup
82728Ferritin (blood protein) level⚠ 5.1x markup
$6.1M
392.6K services$15.54/svc5.07x markup
80048Blood test, basic group of blood chemicals (calcium, total)⚠ 3.0x markup
$6.0M
635.1K services$9.43/svc3.05x markup
84481Thyroid hormone, t3 measurement, free⚠ 5.8x markup
$6.0M
317.0K services$18.88/svc5.76x markup
87088Bacterial urine culture
$5.5M
587.5K services$9.38/svc1.92x markup
88305Pathology examination of tissue using a microscope, intermediate complexity⚠ 3.1x markup
$5.4M
215.4K services$25.22/svc3.09x markup
Show detailed table ▾
CodeDescriptionServicesPaymentsAvg/ServiceMarkup
80053Blood test, comprehensive group of blood chemicals4.6M$50.3M$10.832.95x
84443Blood test, thyroid stimulating hormone (tsh)2.2M$42.2M$19.393.02x
80061Blood test, lipids (cholesterol and triglycerides)2.5M$37.5M$14.824.50x
85025Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count4.3M$35.8M$8.283.10x
82306Vitamin d-3 level911.2K$28.3M$31.115.29x
36415Insertion of needle into vein for collection of blood sample6.5M$22.5M$3.463.26x
U0003Infectious agent detection by nucleic acid (dna or rna); severe acute respiratory syndrome coronavirus 2 (sars-cov-2) (coronavirus disease [covid-19]), amplified probe technique, making use of high throughput technologies as described by cms-2020-01-r254.1K$20.9M$82.361.51x
83036Hemoglobin a1c level1.7M$18.8M$11.125.92x
83970Parathormone (parathyroid hormone) level379.7K$17.9M$47.014.36x
84153Psa (prostate specific antigen) measurement, total572.3K$12.1M$21.154.61x
82607Cyanocobalamin (vitamin b-12) level638.2K$11.0M$17.216.15x
87086Bacterial colony count, urine838.3K$7.9M$9.386.22x
84439Thyroxine (thyroid chemical), free739.9K$7.6M$10.258.26x
84403Testosterone (hormone) level, total223.0K$6.5M$29.274.64x
82746Folic acid level, serum379.9K$6.4M$16.715.76x
82728Ferritin (blood protein) level392.6K$6.1M$15.545.07x
80048Blood test, basic group of blood chemicals (calcium, total)635.1K$6.0M$9.433.05x
84481Thyroid hormone, t3 measurement, free317.0K$6.0M$18.885.76x
87088Bacterial urine culture587.5K$5.5M$9.381.92x
88305Pathology examination of tissue using a microscope, intermediate complexity215.4K$5.4M$25.223.09x

Markup Analysis

Charge-to-Payment Ratio

4.28x

This provider submits charges 4.28 times higher than what Medicare actually pays.

What This Means

A markup ratio of 4.28x means for every $100 Medicare pays, this provider initially charges $428. This is higher than the national average.

Location

Phoenix, AZ

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 AZ for peer comparison.

Sonora Quest Laboratories Llc (you)
$565.3M
Laboratory Corporation Of America⚠️
$389.8M
Caris Mpi, Inc.⚠️
$382.6M
Castle Biosciences, Inc
$258.8M
Genetic Technological Innovations, Llc⚠️
$93.5M
Show detailed table ▾
ProviderLocationTotal PaymentsStatus
Laboratory Corporation Of AmericaPhoenix, AZ$389.8M⚠️ Flagged
Caris Mpi, Inc.Phoenix, AZ$382.6M⚠️ Flagged
Castle Biosciences, IncPhoenix, AZ$258.8M✓ Clear
Genetic Technological Innovations, LlcScottsdale, AZ$93.5M⚠️ Flagged

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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