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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. Certus Laboratories, Llc
๐Ÿ”ฌ
Organization

Certus Laboratories, Llc

NPI: 1295147684
Ocean Springs, MS
10 years of data
Clinical Laboratory
$11.8M
Total Payments
74.5K
Beneficiaries
136.2K
Services
2.39x
Markup Ratio

Peer Comparison

92th
percentile in specialty
This provider$11.8M
Specialty median$1.9M

๐Ÿ“‹ Key Findings

1Billed $11.8M over 10 years
22.39x markup ratio (above median)
392th percentile in Clinical Laboratory by payments
4Payments surged 741% in 2015
54 procedures with >3x markup
โœ“ No flags detected

๐Ÿ”Ž Data Analysis

This provider's $11.8M in total Medicare payments ranks in the 92th percentile of Clinical Laboratory providers nationally.

Medicare payments to this provider grew 715% from 2014 to 2023.

AI-generated analysis based on Medicare payment data.

Annual Medicare Payments

Annual Services Provided

Avg Payment per Service

Markup Ratio Over Time

๐Ÿ“ˆ

Notable: Payments increased 741% in 2015

Year-over-year payment surges can indicate changes in practice volume, new services, or billing pattern shifts.

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$50.47$21.382.36x$29.09$170.3K7.7K6.4K
2015$50.47$21.332.37x$29.14$1.4M69.7K39.6K
2016$150.08$71.462.10x$78.62$704.3K8.2K6.2K
2017$245.25$139.231.76x$106.02$405.3K2.8K2.0K
2018$350.07$165.062.12x$185.01$1.3M7.3K4.1K
2019$350.11$163.212.15x$186.90$2.3M11.8K4.6K
2020$320.10$151.592.11x$168.51$2.0M9.1K2.8K
2021$184.58$102.411.80x$82.17$1.3M7.1K3.0K
2022$250.42$118.962.11x$131.46$888.5K4.5K2.4K
2023$113.44$61.941.83x$51.50$1.4M7.9K3.5K

Top Procedures (20)

G0483Drug 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/ms
$6.1M
25.1K services$243.42/svc2.73x markup
G0482Drug test def 15-21 classes
$2.9M
15.3K services$191.29/svc1.74x markup
80307Testing for presence of drug
$681.4K
10.3K services$66.20/svc2.39x markup
G0431Drug screen, qualitative; multiple drug classes by high complexity test method (e.g., immunoassay, enzyme assay), per patient encounter
$337.5K
3.5K services$97.01/svc1.33x markup
G0479Drug tests(s), presumptive, any number of drug classes; any number of devices or procedures by instrumented chemistry analyzers utilizing immunoassay, enzyme assay, TOF, MALDI, LDTD, DESI, DART, GHPC, GC mass spectrometry), includes sample validation when
$213.3K
2.7K services$77.66/svc2.04x markup
83789Mass spectrometry (laboratory testing method)
$119.0K
4.9K services$24.10/svc2.66x markup
82542Chemical analysis using chromatography technique
$118.1K
4.9K services$24.10/svc2.24x markup
83992PCP drug level
$99.5K
5.1K services$19.61/svc2.35x markup
G0481Drug test def 8-14 classes
$96.5K
760 services$126.94/svc1.94x markup
G6056Opiate(s), drug and metabolites, each procedure
$96.4K
3.7K services$25.95/svc2.31x markup
G6031Benzodiazepines
$89.5K
3.7K services$24.38/svc1.85x markup
G6042Amphetamine or methamphetamine
$77.1K
3.7K services$20.73/svc2.32x markup
G6046Dihydromorphinoneโš  4.0x markup
$74.8K
3.7K services$20.15/svc3.97x markup
G6032Desipramineโš  3.2x markup
$74.1K
3.7K services$20.15/svc3.18x markup
G6053Methadone
$74.0K
3.7K services$20.15/svc2.53x markup
U00042019-ncov coronavirus, sars-cov-2/2019-ncov (covid-19), any technique, multiple types or subtypes (includes all targets), non-cdc, making use of high throughput technologies as described by cms-2020-01-r
$72.3K
873 services$82.84/svc2.41x markup
G6045Dihydrocodeinoneโš  3.3x markup
$71.9K
3.7K services$19.36/svc3.31x markup
G6037Nortriptyline
$66.5K
3.7K services$18.07/svc2.71x markup
G6044Cocaine or metabolite
$65.2K
3.7K services$17.57/svc2.68x markup
G6052Meprobamateโš  3.2x markup
$62.6K
3.7K services$17.06/svc3.22x markup
Show detailed table โ–พ
CodeDescriptionServicesPaymentsAvg/ServiceMarkup
G0483Drug 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/ms25.1K$6.1M$243.422.73x
G0482Drug test def 15-21 classes15.3K$2.9M$191.291.74x
80307Testing for presence of drug10.3K$681.4K$66.202.39x
G0431Drug screen, qualitative; multiple drug classes by high complexity test method (e.g., immunoassay, enzyme assay), per patient encounter3.5K$337.5K$97.011.33x
G0479Drug tests(s), presumptive, any number of drug classes; any number of devices or procedures by instrumented chemistry analyzers utilizing immunoassay, enzyme assay, TOF, MALDI, LDTD, DESI, DART, GHPC, GC mass spectrometry), includes sample validation when2.7K$213.3K$77.662.04x
83789Mass spectrometry (laboratory testing method)4.9K$119.0K$24.102.66x
82542Chemical analysis using chromatography technique4.9K$118.1K$24.102.24x
83992PCP drug level5.1K$99.5K$19.612.35x
G0481Drug test def 8-14 classes760$96.5K$126.941.94x
G6056Opiate(s), drug and metabolites, each procedure3.7K$96.4K$25.952.31x
G6031Benzodiazepines3.7K$89.5K$24.381.85x
G6042Amphetamine or methamphetamine3.7K$77.1K$20.732.32x
G6046Dihydromorphinone3.7K$74.8K$20.153.97x
G6032Desipramine3.7K$74.1K$20.153.18x
G6053Methadone3.7K$74.0K$20.152.53x
U00042019-ncov coronavirus, sars-cov-2/2019-ncov (covid-19), any technique, multiple types or subtypes (includes all targets), non-cdc, making use of high throughput technologies as described by cms-2020-01-r873$72.3K$82.842.41x
G6045Dihydrocodeinone3.7K$71.9K$19.363.31x
G6037Nortriptyline3.7K$66.5K$18.072.71x
G6044Cocaine or metabolite3.7K$65.2K$17.572.68x
G6052Meprobamate3.7K$62.6K$17.063.22x

Markup Analysis

Charge-to-Payment Ratio

2.39x

This provider submits charges 2.39 times higher than what Medicare actually pays.

What This Means

A markup ratio of 2.39x means for every $100 Medicare pays, this provider initially charges $239. This is higher than the national average.

Location

Ocean Springs, MS

Provider Verification

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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.

Believe this data is inaccurate? Dispute this data