About
Cathie Dunal MD, MPH holds board certification in Public Health and General Preventive Medicine. She brings that foundation to a practice that spans family medicine, functional medicine, and integrative care. Chicago Magazine has recognized her as one of its Top Doctors. She also received the 2010 Compassionate Doctor Recognition for her patient-centered approach.
Dr. Dunal is deeply interested in genomics and pharmacogenomics, using genetic data to guide treatment decisions. She has particular expertise in thyroid disorders, hormone health, and difficult-to-diagnose conditions. She uses osteopathic manipulative therapy as a hands-on complement to her clinical work. Her clinical commentary covers topics ranging from lifestyle medicine and ADHD to cancer prevention and complementary therapies. She recommends evidence-informed products from Metagenics, OrthoMolecular, and HeartMath to support patient wellness.
Certifications
Conditions Treated
Who is Dr. Dunal right for?
Dr. Dunal is a strong fit for adults seeking care that goes beyond symptom management. Patients dealing with thyroid disorders, hormonal imbalances, or chronic conditions like hypertension and depression benefit from her functional medicine approach. She works well with patients who want genomic testing and pharmacogenomics integrated into their care plan. Anyone facing a difficult or unresolved diagnosis will find her expertise especially valuable.
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Frequently Asked Questions
Dr. Dunal treats a wide range of conditions, including thyroid disorders, hypertension, high cholesterol, depression, insomnia, allergies, ADHD, and heart disease. She also has deep expertise in cancer screening and difficult diagnoses that have gone unresolved elsewhere.
Yes. Dr. Dunal holds board certification in Public Health and General Preventive Medicine. That credential reflects her training in both clinical medicine and population-level health.
Dr. Dunal integrates functional medicine, osteopathic manipulative therapy, bioidentical hormones, and genomic testing into her practice. She builds a custom-tailored program for each patient rather than applying a one-size-fits-all protocol. Her initial visits run about ninety minutes to allow thorough evaluation.
Yes. Dr. Dunal uses genomics and pharmacogenomics testing to personalize treatment. These tools help her understand how a patient's genetics affect their health risks and their response to medications.
Yes. Bioidentical hormone therapy is one of Dr. Dunal's clinical focus areas. She evaluates hormonal health as part of a broader functional medicine assessment and tailors hormone programs to each patient's needs.
Osteopathic manipulative therapy is a hands-on treatment that addresses musculoskeletal dysfunction and supports overall health. Dr. Dunal incorporates it as one of several complementary tools alongside her conventional and functional medicine work.
Yes. Chicago Magazine has named Dr. Dunal one of its Top Doctors. She also received the 2010 Compassionate Doctor Recognition, which highlights physicians known for their empathetic, patient-focused care.
Doctor profile last updated August 19, 2026