Welcome to Our Internal Medicine Residency - McLaren Greater Lansing Program

  • A Message from the Program Director
    Aaron Bohrer, DO

    The Internal Medicine Residency Program at McLaren Greater Lansing has been dedicated to training the next generation of physicians for over thirty years. We are thrilled that you are interested in possibly joining our program and invite you to look through this website to view highlights of our program.

    The internal medicine residency program at MGL is designed to provide an educational experience in the diagnosis and treatment of conditions that relate to internal medicine and its sub-specialties. To ensure that residents graduate with a strong working knowledge of Internal Medicine, the residents are provided a progressive experience that includes increased responsibility given over the course of the training program. The residents will receive specialty training in Cardiology, Emergency Medicine, Critical Care, Pulmonology, Rheumatology, Nephrology, Gastroenterology, Neurology, Infectious Disease, Geriatrics, and Hematology/Oncology. All residents will graduate from the training program with the necessary clinical and procedural skills to successfully enter a sub-specialty training program or practice independently. The MGL Internal Medicine Residents will graduate having received exposure to clinical research acquired by integrating them into ongoing faculty research projects or in the development of their own individual projects, fostered through faculty mentorship and collaboration. Each resident will participate in at least one scholarly project per year.

    Each resident will graduate the training program functioning as a competent general internist with a solid work-ethic and professional demeanor that will allow them to be successful in academic or private clinical practice settings. The program will educate physicians who seek and achieve board certification within 2 years of matriculation into practice.

How to Apply

Contact Us


The McLaren Greater Lansing Internal Medicine Residency Program is accredited by the Accreditation Council for Graduate Medical Education (ACGME). Program ID: 1402500926.

Primary Training Site

Lansing, Michigan



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The Internal Medicine Residency Program utilizes the 4+1 scheduling model. Each resident completes four-week rotations followed by 1 week of continuity clinic. This scheduling system fosters an excellent atmosphere for education by decreasing conflicting inpatient and outpatient responsibilities.


NOTE: MKSAP Complete is purchased for all Internal Medicine residents at McLaren Greater Lansing.