Millennium Health

Millennium Health

Specialty lab for medication monitoring

Overview

Millennium Health is an accredited specialty laboratory that supports substance use disorder and pain management providers with medication monitoring and drug testing. It processes over a million patient specimens each year to deliver timely, accurate, and clinically actionable information about patients’ recent use of prescription medications and illicit drugs. The service works by collecting patient specimens, performing laboratory analyses to detect drugs and metabolites, and generating reports for clinicians to inform treatment and monitor effectiveness. The company differentiates itself through its large scale, nationwide operations, and its emphasis on objective data to reveal emerging drug-use trends, helping clinicians adjust treatment plans. Millennium Health’s goal is to provide reliable lab insights that enable better patient care and public health understanding of drug use patterns.

Significant Headcount Growth

About Millennium Health

Simplify's Rating
Why Millennium Health is rated
B-
Rated B on Competitive Edge
Rated B on Growth Potential
Rated C on Differentiation

Industries

Data & Analytics

Healthcare

Company Size

501-1,000

Company Stage

Debt Financing

Total Funding

$196M

Headquarters

San Diego, California

Founded

2007

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What believers are saying

  • CDC dashboard integration turns clinical testing data into a national surveillance asset.
  • 2026 Signals Report shows declining fentanyl detection while overdose deaths also fell nationally.
  • Expanded testing for xylazine, kratom, and novel opioids strengthens relevance with addiction clinicians.

What critics are saying

  • The 2015 DOJ settlement and Chapter 11 history still define payer and regulator trust.
  • High stimulant co-use, with 85% fentanyl-positive patients also positive for stimulants, compresses clinical margins.
  • Quest Diagnostics and Labcorp dominate toxicology networks, limiting Millennium Health's pricing power and hospital reach.

What makes Millennium Health unique

  • Millennium Health supplies CDC's 2026 overdose dashboard with 1.69 million urine tests.
  • Its LC-MS/MS platform identifies 100-plus drugs, enabling next-day results and quantitative specificity.
  • UnitedHealthcare kept Millennium Health in its Preferred Lab Network for seven straight years.

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Funding

Total Funding

$196M

Above

Industry Average

Funded Over

1 Rounds

Debt funding comparison data is currently unavailable. We're working to provide this information soon!
Debt Funding Comparison
Coming Soon

Benefits

Health Insurance

Dental Insurance

Vision Insurance

Disability Insurance

401(k) Retirement Plan

401(k) Company Match

Paid Vacation

Paid Holidays

Tuition Reimbursement

Wellness Program

Mental Health Support

Commuter Benefits

Growth & Insights and Company News

Headcount

6 month growth

8%

1 year growth

8%

2 year growth

8%
Associated Press
Apr 21st, 2026
Millennium Health partners with CDC on drug testing dashboard to track US overdose trends

Millennium Health has partnered with the Centers for Disease Control and Prevention to power a new public dashboard tracking US drug use trends. The dashboard uses clinical urine drug testing data from Millennium Health to report quarterly and six-month trends for fentanyl, heroin, cocaine, methamphetamine and polysubstance use at national and regional levels. The specialty laboratory processes thousands of urine drug tests daily across the US. Trends in positive test results strongly correlate with fatal drug overdose deaths, providing timely surveillance data. "We strive to have the timeliest data about drugs that are driving overdose deaths," said Grant Baldwin, director of CDC's Division of Overdose Prevention. The CDC will distribute the dashboard to state and local health departments to support overdose prevention efforts.

MM+M
Oct 17th, 2024
The Escalator: Pfizer, David Cameron, Elizabeth Warren and more

Tesha Simpson was hired as CEO of Millennium Health.

Business Wire
Mar 20th, 2024
Methamphetamine Use In California Reaches All-Time High In People Who Use Fentanyl, Adding Fuel To The Fentanyl Crisis

According to Millennium Health’s Signals Report™ for California, a staggering 72% of urine drug test specimens collected in 2023 from those who used fentanyl also contained methamphetamine, an increase of 2,235% since 2013.According to Millennium Health’s Signals Report™ for California, a staggering 72% of urine drug test specimens collected in 2023 from those who used fentanyl also contained methamphetamine, an increase of 2,235% since 2013.SAN DIEGO--(BUSINESS WIRE)--In 2023, a record 62,224 pounds of fentanyl were seized in California, an increase of 1,066% since 2021 – enough fentanyl to potentially kill the global population nearly twice over1. While the state continues to grapple with this ongoing crisis, a dangerous trend in the co-use of methamphetamine has emerged that may significantly impact an already challenging situation. According to Millennium Health’s Signals Report™ for California, a staggering 72% of urine drug test specimens collected in 2023 from those who used fentanyl also contained methamphetamine, an increase of 2,235% since 2013.Methamphetamine positivity rates among people who use fentanyl for seven of the most-populated counties in 2023 were:Fresno County – 86%Riverside County – 77%San Bernardino County – 75%Los Angeles County – 73%San Diego County – 65%Orange County – 60%Sacramento County – 60%“The striking increases we’re seeing in methamphetamine use among people who use fentanyl adds a new layer of complexity to the fight,” said Senior Vice President and Chief Clinical Officer, Angela G. Huskey, PharmD, CPE. “Consistent with national trends, the overwhelming majority of people in California who use fentanyl engage in polysubstance use—now mostly involving the use of methamphetamine—which creates unique treatment challenges.”Additional information regarding current drug use trends can be found here.About Millennium HealthMillennium Health is an accredited specialty laboratory with over 15 years of experience in drug testing. We provide objective information about patients’ recent use of prescription medications and/or illicit drugs which helps clinicians monitor and treat millions of Americans living with chronic pain, substance use disorders, mental health disorders or other health conditions

American Bankers Association
Oct 2nd, 2023
2nd Circuit rules JP Morgan's syndicated loan is not a security

Millennium Health LLC, a urine drug testing company, received a $1.775 billion syndicated loan from multiple banks for financial assistance.

Business Wire
Sep 13th, 2022
Millennium Health And Penn State College Of Medicine Poster Presented At Painweek Regarding Illicit Drug Use Among People With Chronic Pain

SAN DIEGO--(BUSINESS WIRE)--A study led by Monika Holbein, MD of Penn State College of Medicine and co-authored by Millennium Health researchers, demonstrated that urine specimens from pain management practices tested positive for heroin, illicit fentanyl, cocaine, and methamphetamine more often in patients who were not being prescribed opioids than for those patients who were prescribed opioids. This retrospective study was presented as a poster at the PAINWeek 2022 National Conference on Pain for Frontline Practitioners. It included 188,786 specimens from patients treated in pain management practices

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