Louisville, KY

Founded in 1986 as the Louisville Metabolic and Atherosclerosis Research Center (L-MARC), MBR’s Louisville site is one of the most prolific metabolic research facilities in the country.

Under the leadership of Harold Bays, MD, FOMA, FTOS, FACC, FNLA, FASPC, the site conducts Phase 1–4 clinical trials for obesity, diabetes, hypertriglyceridemia, MASH/MASLD, hypertension, heart disease, osteoporosis, gout, migraines, and other cardiometabolic conditions.

MBR’s Louisville site is backed by centralized contracting, startup, regulatory, and participant recruitment teams — a unified operations team that will bring continuity to every MBR site supporting your trial.

Find a Study in Louisville
MBR_Louisville_Building

Monroe Biomedical Research
3288 Illinois Avenue
Louisville, KY 40213

Phone: (502) 305-1010
Email:

Google Maps (external link) >

Site Capabilities

Therapeutic Expertise

  • Cardiology
  • Cardiometabolic
  • Diagnostics
  • Endocrinology/Metabolic Disorders
  • Gastrointestinal
  • Internal Medicine
  • MASH/MASLD
  • Neurology (Migraines)
  • Obesity and Weight Management
  • Pain
  • Respiratory
  • Sample Collection
  • Sleep Medicine
  • Vaccines

Facilities & Equipment

  • 12,000 sq. ft. building with 8 exam rooms ready for overnight stays
  • Large study monitoring area
  • Secure facility (alarm, surveillance, controlled entry, double-locked IP storage, backup generator)
  • Hospital with ED one block away
  • On-site laboratory with −70°C, −40°C, and −20°C freezers, refrigerated storage, and centrifuges
  • DXA scanner
  • Mortara/Eli 250c 12-Lead ECG
  • Doppler (ankle-brachial index)
  • Infusion capabilities

Featured Staff

  • Harold Bays, MD, FOMA, FTOS, FACC, FNLA, FASPC

    Harold Bays, MD, FOMA, FTOS, FACC, FNLA, FASPC, has served as Principal Investigator for more than 700 clinical trials of metabolic therapeutic interventions and is one of the strongest scientific differentiators across the MBR network. Hae was Medical Director and President of the Louisville Metabolic and Atherosclerosis Research Center, Inc. (L-MARC), which was acquired by MBR in 2025. He is a nationally recognized investigator for obesity, endocrinology, lipid disorders, cardiometabolic disease, and MASH/MASLD research.
    Read Full Bio
MBR Capabilities

Find a Study in Louisville

MBR is currently seeking participants, including healthy adults, for clinical trials in Louisville.

When you take part in a study at MBR, you may:

  • Receive study-related exams and care at no cost
  • Learn about investigational medicines
  • Get compensated for study-related time and travel

Health insurance is NOT required to join a study. Submitting your information does not commit you to joining a study. It's simply the first step toward finding which studies may be a good fit.

What Happens Next

After you submit your information, someone from MBR will contact you to learn more about your health history, location, and study interests.

Together, you’ll review studies you may qualify for, what participation involves, and any compensation that may be available. You’ll have time to ask questions before deciding whether a study is right for you.

Want to learn more first? Want to learn more about the research process? We'll be here to answer your questions after you sign up, or you can read more about the clinical trial process on this page.

Submit Your Information

By clicking Submit and Continue, you consent to Monroe Biomedical Research storing your information and processing it to determine which studies you may qualify for. You agree to receive emails and text messages about research opportunities (you can unsubscribe any time; message and data rates may apply). See MBR’s Privacy Policy for details.

The Latest From MBR

Visit the Newsroom

Move Research Forward With MBR

For Participants

Find a study near you

Browse currently enrolling studies in Monroe, Charleston, and Louisville.

Find a Study

For Sponsors & CROs

Connect With MBR's Team

Tell us about your research program.

Let's Talk About Your Trial