Department of Internal Medicine

Where Advanced Patient Care, Education, and Research Intersect

More than 1,000 faculty guide over 300 residents and fellows within 13 divisions in the largest clinical department of the University of Michigan Medical School. Together we care for more than half of the patients in one of the leading adult hospitals in the nation.

 Nephrology research

170+ Years of Cutting-Edge Care

Since 1848, we have dedicated ourselves to serving patients with advanced, comprehensive, and compassionate care. That mission leads our continuous pursuit of knowledge, recruitment of a diverse, dedicated team, and the translation of research into meaningful health outcomes.

Are you a patient or caregiver?

ABOUT

Learn more about the oldest and largest department of Michigan’s number one hospital.

EDUCATION

At the heart of everything we do is education - training the next generation of world-class health care providers, researchers and educators.

RESEARCH

Our research community is united in identifying and implementing real solutions that transform the lives of our patients.

PEOPLE

Search our ranks of over 1,000 dedicated faculty members who lead and provide the superior care, training and research we're known for.

PATIENT CARE

Explore our resources for patients, visitors and referring providers.

GIVING

From donating to a specific division to supplementing the care of local patients, make an impact where it matters most to you.

Internal Medicine Divisions

Each of our divisions provides the highest standard of care, using research and our collaborative medical community to achieve better health outcomes for our patients.
  • Allergy & Clinical Immunology
  • Cardiovascular Medicine
  • Gastroenterology & Hepatology
  • General Medicine
  • Genetic Medicine
  • Geriatric & Palliative Medicine
  • Hematology & Oncology
  • Hospital Medicine
  • Infectious Diseases
  • Metabolism, Endocrinology & Diabetes
  • Nephrology
  • Pulmonary & Critical Care Medicine
  • Rheumatology

    • Join Our Weekly Grand Rounds

    Grand Rounds take place on Fridays from noon-1:00 pm (EST) via Zoom.

    Learn about Grand Rounds
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    U-M Health Ranks Among Nation’s Best

    University of Michigan Health was recognized as the #1 hospital in Michigan and achieved the Best Hospitals Honor Roll among the top 20 best hospitals in the nation by U.S. News & World Report.

    Learn More About Our Rankings

    Stay Connected With Internal Medicine
    Michigan Medicine, Internal Medicine Chair, Dr. Timothy Blackwell

    Timothy Blackwell, MD, Chair of the Department of Internal Medicine, invites you to explore the 2024–2025 Review, showcasing the department’s accomplishments and sustained contributions to advancing research, education, and patient-centered care.

    Explore the 2024-2025 Review

    Join Our Team

    The Department of Internal Medicine is dedicated to providing high-quality patient care and medical education and conducting innovative and relevant research.

    Explore Our Open Positions
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    By the Numbers in FY2026
    671,212
    Outpatient Visits
    20,425
    Hospital Discharges
    $199.6M
    Research Support Obtained
    4,000
    Peer-Reviewed Articles Published

    Featured News & Stories

     See all news     Matthias Kretzler
    Department News

    Semaglutide and Kidney Protection in Type 2 Diabetes

    Published in Nature Medicine (October 2026), this randomized, placebo-controlled clinical trial investigated the kidney-protective mechanisms of semaglutide in individuals with type 2 diabetes and chronic kidney disease. The 52-week study involved 106 participants and integrated advanced kidney imaging, tissue biopsy, and molecular profiling to examine treatment-related changes in kidney health.
         Michael Powers pictured here holding a fish he caught as he stands in a boat. He struggled with pancreatitis for several decades and found answers at University of Michigan Health.
    Health Lab

    Patient with rare form of diabetes finds answers in genetic testing, clinical trials

    Discover how genetic testing and a groundbreaking clinical trial helped one man overcome rare hyperchylomicronemia, high triglycerides, and pancreatitis.
         Three people in a bar watch a television displaying a sports logo and a person smiling. Shelves with bottles and a counter with glasses are visible.
    Health Lab

    Jalen Hurts’ blood clot diagnosis: doctors answer common questions

    After Jalen Hurts’ blood clot diagnosis, Michigan Medicine experts explain clot risks, treatment and returning safely to sports.
         A pill bottle is open and pills are placed onto a hand
    Health Lab

    Could a diabetes medication be the next wonder drug?

    Researchers identified how sotagliflozin may reduce heart attack and stroke risk, potentially offering benefits beyond diabetes care
         Santhi Ganesh
    Department News

    Connecting Genetics, Discovery and Patient Care: Dr. Santhi Ganesh on the Future of Vascular Genetic Medicine

    As a cardiologist and physician-scientist, Dr. Ganesh has built her clinical and research career around understanding diseases that affect the structure and function of arteries. Her work focuses on vascular genetics and conditions including fibromuscular dysplasia (FMD), spontaneous coronary artery dissection (SCAD), pediatric renovascular hypertension, aneurysm and dissection syndromes, and other inherited or poorly understood arteriopathies.
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    Health Lab Podcast

    Human Rabies Exposures Growing Across the Country

    Infectious disease experts weigh in on what to do if you think you’ve been exposed to rabies.

    Department of Internal Medicine Internal Website

    Resources and information for current Internal Medicine faculty, staff and learners.

    Internal Medicine Intranet