About James Lengemann, MD

James Lengemann, MD, an internal medicine physician at Endeavor Health, provides primary care for adults with a focus on evidence-based treatment, listening and long-term relationships. He brings more than 25 years of experience and helps patients understand their options through education, trust and shared decision-making.

My endeavor

My endeavor is to be there for my patients and improve the quality of lives in our community.

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Care philosophy

I use evidence-based medicine, listen closely to patient needs and explain why I recommend specific treatments. I help patients understand their options and goals.

Overview

  • Gender Male

Clinical focus

  • Diabetes
  • Internal Medicine
Endeavor Health Medical Group
1331 W. 75th St., Suite 201
Naperville, IL 60540-9311
Medical School
  • 1995
    Loyola University of Chicago Stritch School of Medicine
Residencies
  • 1998
    Loyola University Medical Center (Illinois)
Board certifications
  • 1998
    Internal Medicine
    American Board of Internal Medicine
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More about James

Top Risk Factors for Type 2 Diabetes
Partnership with
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As the years go by, Americans are getting heavier and less active. These factors are directly related to the increased prevalence of diabetes.