About
Chris Konstantelos, MD, founded Andersonville Internal Medicine in 2024 after more than two decades as an internal medicine physician at Northwestern University Medical School. He earned his medical degree from Northwestern University Feinberg School of Medicine and completed his residency at McGaw Medical Center of Northwestern University. He holds board certification in Internal Medicine.
Dr. Konstantelos brings deep clinical expertise in HIV treatment and prevention, obesity and lifestyle management, cardiovascular care, men's health, and LGBTQI+ medicine. He believes that genuine care begins with partnership, where patients engage as informed participants in their own health. Outside the office, he runs, cycles, gardens, and performs as a classically trained pianist and singer alongside his husband in the Andersonville community, where they have lived since 2004.
Education & Training
Medical School
Northwestern University Feinberg School of Medicine
Residency
Internal Medicine, McGaw Medical Center of Northwestern University
Certifications
Conditions Treated
Who is Dr. Konstantelos right for?
Dr. Konstantelos is a strong fit for adults seeking a physician with deep expertise in HIV treatment and prevention. He serves patients navigating LGBTQI+ health concerns, including PrEP management and sexual health care. Men dealing with cardiovascular risk, obesity, or lifestyle-related conditions benefit from his clinical focus. Patients who value a collaborative, long-term relationship with their doctor will find his approach especially well-suited.
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Frequently Asked Questions
Dr. Konstantelos specializes in HIV treatment and prevention, obesity and lifestyle management, cardiovascular disease, men's health, and LGBTQI+ health. He brings more than two decades of clinical experience to each of these areas. Patients managing complex or intersecting conditions find his breadth of expertise particularly valuable.
Yes. Dr. Konstantelos holds board certification in Internal Medicine. He completed his residency at McGaw Medical Center of Northwestern University and earned his medical degree from Northwestern University Feinberg School of Medicine.
Yes. HIV treatment and prevention is one of Dr. Konstantelos's primary clinical focuses. He manages ongoing HIV care and prescribes PrEP for patients at risk of HIV exposure. He takes a comprehensive, respectful approach to sexual health for all patients.
Dr. Konstantelos provides inclusive, affirming care for LGBTQI+ patients. His clinical interests in this area include PrEP, HIV management, STI screening and treatment, and sexual and mental health support. He has deep personal and professional ties to the Andersonville community.
Dr. Konstantelos believes that meaningful care begins with time, trust, and continuity. He treats patients as informed, active participants in their own health. His goal is a long-term partnership where medical decisions happen collaboratively and with full context.
Dr. Konstantelos earned his medical degree from Northwestern University Feinberg School of Medicine. He completed his Internal Medicine residency at McGaw Medical Center of Northwestern University. He then spent over two decades practicing internal medicine at Northwestern University Medical School before founding AIM.
Yes. Dr. Konstantelos and the AIM team practice across both the Andersonville and Evanston offices. This approach ensures consistent, continuous care for patients regardless of which location they prefer.
Doctor profile last updated June 6, 2026