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

Methodologyโ€ขDownload Data
  1. Home
  2. Providers
  3. Dominion Diagnostics, Llc
๐Ÿ”ฌ
Organization

Dominion Diagnostics, Llc

NPI: 1912903717
North Kingstown, RI
10 years of data
Clinical Laboratory
$82.9M
Total Payments
269
Beneficiaries
1.7M
Services
2.74x
Markup Ratio

Peer Comparison

99th
percentile in specialty
This provider$82.9M
Specialty median$1.9M
Rank #91 of 232 in specialty

๐Ÿ“‹ Key Findings

1Billed $82.9M over 10 years
22.74x markup ratio (above median)
399th percentile in Clinical Laboratory by payments
43 procedures with >3x markup
โœ“ No flags detected

๐Ÿ”Ž Data Analysis

This provider's $82.9M in total Medicare payments ranks in the 99th percentile of Clinical Laboratory providers nationally.

This provider's billing patterns fall within normal ranges for their specialty.

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$27.11$21.911.24x$5.20$13.4M612.0K22
2015$61.30$29.972.05x$31.33$11.7M390.2K26
2016$305.19$79.603.83x$225.59$6.5M82.2K9
2017$307.80$102.193.01x$205.61$9.2M90.0K6
2018$306.58$96.923.16x$209.66$8.5M87.8K6
2019$296.91$90.343.29x$206.57$8.4M93.4K36
2020$280.08$89.023.15x$191.06$6.2M69.2K46
2021$210.74$70.952.97x$139.79$8.1M113.8K46
2022$251.81$78.063.23x$173.75$6.2M78.9K36
2023$290.51$84.323.45x$206.19$4.8M56.6K36

Top Procedures (20)

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/ms
$28.0M
259.6K services$107.88/svc2.32x markup
80307Testing for presence of drug, by chemistry analyzersโš  5.2x markup
$15.0M
226.8K services$66.07/svc5.22x markup
G0431Drug screen, qualitative; multiple drug classes by high complexity test method (e.g., immunoassay, enzyme assay), per patient encounter
$8.3M
85.5K services$96.82/svc1.81x markup
G0481Drug 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
$5.6M
36.9K services$150.56/svc2.66x 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 whenโš  4.5x markup
$3.2M
41.5K services$77.31/svc4.45x 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
$3.0M
39.1K services$77.80/svc1.93x markup
83789Mass spectrometry (laboratory testing method)
$2.5M
102.7K services$24.03/svc1.48x markup
G0482Drug 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
$1.9M
9.7K services$194.67/svc2.83x markup
83925Opiates (drug) measurement
$1.7M
74.4K services$23.16/svc1.09x markup
G6056Opiate(s), drug and metabolites, each procedure
$1.5M
59.7K services$25.43/svc1.51x markup
82542Chemical analysis using chromatography technique
$1.3M
55.7K services$24.01/svc1.63x markup
83788Mass spectrometry (laboratory testing method)
$1.2M
49.5K services$24.05/svc1.50x markup
U0005Infectious agent detection by nucleic acid (dna or rna); severe acute respiratory syndrome coronavirus 2 (sars-cov-2) (coronavirus disease [covid-19]), amplified probe technique, cdc or non-cdc, making use of high throughput technologies, completed withinโš  3.0x markup
$786.7K
31.5K services$24.96/svc3.01x markup
82649Dihydromorphinone (drug) level
$728.2K
21.3K services$34.22/svc1.18x markup
83840Methadone level
$672.0K
30.9K services$21.74/svc1.19x markup
G6046Dihydromorphinone
$649.8K
19.1K services$34.11/svc1.30x markup
G6053Methadone
$632.7K
29.2K services$21.69/svc1.97x markup
82520Cocaine (drug) level
$590.7K
29.3K services$20.19/svc1.19x markup
82646Dihydrocodeinone (drug) measurement
$585.0K
21.3K services$27.49/svc1.18x markup
G6044Cocaine or metabolite
$576.7K
28.6K services$20.14/svc2.11x markup
Show detailed table โ–พ
CodeDescriptionServicesPaymentsAvg/ServiceMarkup
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/ms259.6K$28.0M$107.882.32x
80307Testing for presence of drug, by chemistry analyzers226.8K$15.0M$66.075.22x
G0431Drug screen, qualitative; multiple drug classes by high complexity test method (e.g., immunoassay, enzyme assay), per patient encounter85.5K$8.3M$96.821.81x
G0481Drug 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/ms36.9K$5.6M$150.562.66x
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 when41.5K$3.2M$77.314.45x
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-r39.1K$3.0M$77.801.93x
83789Mass spectrometry (laboratory testing method)102.7K$2.5M$24.031.48x
G0482Drug 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/ms9.7K$1.9M$194.672.83x
83925Opiates (drug) measurement74.4K$1.7M$23.161.09x
G6056Opiate(s), drug and metabolites, each procedure59.7K$1.5M$25.431.51x
82542Chemical analysis using chromatography technique55.7K$1.3M$24.011.63x
83788Mass spectrometry (laboratory testing method)49.5K$1.2M$24.051.50x
U0005Infectious agent detection by nucleic acid (dna or rna); severe acute respiratory syndrome coronavirus 2 (sars-cov-2) (coronavirus disease [covid-19]), amplified probe technique, cdc or non-cdc, making use of high throughput technologies, completed within31.5K$786.7K$24.963.01x
82649Dihydromorphinone (drug) level21.3K$728.2K$34.221.18x
83840Methadone level30.9K$672.0K$21.741.19x
G6046Dihydromorphinone19.1K$649.8K$34.111.30x
G6053Methadone29.2K$632.7K$21.691.97x
82520Cocaine (drug) level29.3K$590.7K$20.191.19x
82646Dihydrocodeinone (drug) measurement21.3K$585.0K$27.491.18x
G6044Cocaine or metabolite28.6K$576.7K$20.142.11x

Markup Analysis

Charge-to-Payment Ratio

2.74x

This provider submits charges 2.74 times higher than what Medicare actually pays.

What This Means

A markup ratio of 2.74x means for every $100 Medicare pays, this provider initially charges $274. This is higher than the national average.

Location

North Kingstown, RI

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 RI for peer comparison.

Dominion Diagnostics, Llc (you)
$82.9M
East Side Clinical Laboratory, Inc.
$58.3M
Show detailed table โ–พ
ProviderLocationTotal PaymentsStatus
East Side Clinical Laboratory, Inc.East Providence, RI$58.3Mโœ“ 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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