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.

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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.

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
Amy Kelley, MD
Department News

Dr. Amy Kelley named chief of Geriatric and Palliative Medicine

Dr. Amy Kelley named chief of Geriatric and Palliative Medicine
Medicaid magnifying glass
Health Lab

What’s changing in Medicaid and what can you do?

With eligibility rules for people with lower incomes changing in every state, it’s important to stay up to date, seek trustworthy sources and not fall for misinformation
John Z. Ayanian, M.D., MPP
Medical School News

John Z. Ayanian, MD, MPP, wins national public health policy award

John Z. Ayanian, MD, MPP, has received one of the nation’s top awards for health researchers, as the 2026 winner of the Robert Wood Johnson Foundation David E. Rogers Award. The award, which recognizes major contributions to improving public health and health care, is jointly sponsored by RWJF and the AAMC, which is the national organization for medical schools and academic health systems.
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Health Lab

New insight into how lipodystrophy can affect overall health

What is lipodystrophy? Expert insights on partial vs. generalized fat loss, health complications, leptin therapy, and emerging clinical research.
red blood cells going through clear tube red background
Health Lab

FDA-approved drug offers hope for patients with polycythemia vera, a rare bone marrow disorder

FDA-approved rusfertide offers new hope for polycythemia vera patients by reducing phlebotomy dependence, easing symptoms, and improving daily life.
Jacob Mack with family
Points of Blue

Jacob Mack: Helping Trainees Take the Next Step

Clinical Assistant Professor Jacob Mack, MD, shares his path to Michigan Medicine, his passion for medical education, and how he mentors medical students and residents as they prepare for the next stage of their training.

Department of Internal Medicine Internal Website

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

Internal Medicine Intranet