Dr. Sara BergMD FACP

Internal Medicine

at Thrive Internal Medicine — Northbrook, IL

About

Sara Berg, MD FACP, holds board certification in Internal Medicine and earned her medical degree from Northwestern University Feinberg School of Medicine in 2010, with Honors in Research. She graduated summa cum laude from Tufts University in 2004 with a double major in Psychology and Community Health. Before medical school, she worked as a medical assistant while completing premedical coursework at Northwestern's School of Continuing Studies. During that time, she co-authored a paper in the American Journal of Cardiology on guidelines for treating high cholesterol. She also received an Intramural Research Training Award Fellowship at the National Institutes of Health, where she studied ways to make tumor cells more responsive to the body's immune defenses. Her residency training in Internal Medicine at Northwestern's McGaw Medical College concluded in 2013, during which she completed a research thesis on antimicrobial proteins in chronic sinusitis and earned multiple Resident Teaching Awards.

Northwestern Medicine hired Dr. Berg as a full-time attending physician immediately after residency. She practiced in downtown Chicago before moving to the Northwestern Medicine office in Lakeview. A clinical instructor at Feinberg School of Medicine, she has received multiple Outstanding Teacher Awards. Dr. Berg grew up in Chicago's Lincoln Park neighborhood as the daughter of two physicians. She tailors evidence-based care to each patient's goals and focuses on empowering patients to participate actively in their own health decisions.

Education & Training

Undergraduate

Tufts University, 2004, summa cum laude, double major in Psychology and Community Health

Medical School

Northwestern University Feinberg School of Medicine, 2010, with Honors in Research

Residency

Internal Medicine, McGaw Medical College, Northwestern University, 2013

Fellowship

Intramural Research Training Award Fellowship, National Institutes of Health

Certifications

Board Certified in Internal Medicine
Fellow of the American College of Physicians (FACP)

Conditions Treated

chronic conditions
high cholesterol
chronic sinusitis

Who is Dr. Berg right for?

Dr. Berg is a strong fit for adults who want a physician deeply invested in evidence-based, personalized care. Patients who prefer an active role in their own health decisions will feel at home in her practice. Her background in research and chronic condition management makes her well-suited for complex or multi-faceted health concerns. Adults across the Chicago North Shore seeking a thorough, relationship-driven internist will find her approach particularly well-matched.

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Frequently Asked Questions

Yes, Dr. Berg holds board certification in Internal Medicine. She also holds the distinction of Fellow of the American College of Physicians, a designation recognizing excellence in internal medicine practice.

Dr. Berg earned her medical degree from Northwestern University Feinberg School of Medicine in 2010, with Honors in Research. She completed her Internal Medicine residency at Northwestern's McGaw Medical College in 2013.

Dr. Berg tailors evidence-based care to each patient's specific goals. She focuses on empowering patients to participate actively in their own health decisions, rather than taking a one-size-fits-all approach.

Yes, Dr. Berg has a strong research background. She received an Intramural Research Training Award Fellowship at the National Institutes of Health and co-authored a paper in the American Journal of Cardiology. Her residency thesis examined antimicrobial proteins in chronic sinusitis.

Yes, Dr. Berg earned multiple Resident Teaching Awards during her residency at Northwestern. She later served as a clinical instructor at Feinberg School of Medicine, where she received multiple Outstanding Teacher Awards.

Dr. Berg focuses on adult primary care, including chronic condition management and preventive medicine. She works well with patients who value a thoughtful, research-informed approach to their health.

Doctor profile last updated March 21, 2026