About
Shawn Brunk, DO is a board-certified family medicine physician serving patients across all age groups in St. Peters, MO. He earned his Bachelor of Science in Biology from Northeast Missouri State University before completing his Doctor of Osteopathy degree at Kirksville College of Osteopathic Medicine. He then finished his internship and residency at Normandy Osteopathic Hospitals. The American Osteopathic Board of Family Practice has board-certified him in family practice.
Dr. Brunk takes a whole-body approach to health, treating everything from sinus infections and the flu to chronic conditions like high blood pressure and high cholesterol. He sees patients from infancy through senior years. His clinical focus includes preventive care, annual physicals, health screenings, women's health, vaccines, and lifestyle coaching. He partners with SignatureMD and limits his panel to 300 members. That keeps visits unhurried and allows him to build the kind of long-term relationships his patients value. Patients describe him as knowledgeable, direct, and willing to deliver honest medical guidance without softening difficult truths.
Education & Training
Medical School
Kirksville College of Osteopathic Medicine
Residency
Normandy Osteopathic Hospitals
Certifications
Conditions Treated
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Frequently Asked Questions
Dr. Brunk treats a broad range of acute and chronic conditions. These include high blood pressure, high cholesterol, sinus infections, and the flu. He also handles care for accidents and injuries, provides vaccines, and manages ongoing chronic conditions across all age groups.
Yes. Dr. Brunk treats patients from infancy through senior years. His training in family medicine covers pediatric, adult, and geriatric care, making him a practical choice for households with members of different ages.
Yes. The American Osteopathic Board of Family Practice has board-certified Dr. Brunk in family practice. He holds a Doctor of Osteopathy degree from Kirksville College of Osteopathic Medicine and completed his residency at Normandy Osteopathic Hospitals.
Dr. Brunk focuses on keeping patients healthy rather than simply responding to illness. He builds personalized wellness programs for each member. He monitors results regularly to catch abnormalities early and adjust plans as needed. His approach covers screenings, lifestyle coaching, and detailed discussions of test results and health goals.
Dr. Brunk typically spends 30 to 45 minutes with patients during standard visits. He devotes up to 90 minutes for a physical. That time allows patients to ask questions thoroughly and lets Dr. Brunk gain a complete picture of each patient's health.
Yes. Dr. Brunk makes himself available 24 hours a day, seven days a week by phone, text, or email. Members can reach him directly with questions or concerns at any time, not just during scheduled visits.
Dr. Brunk handles annual physicals, health screenings, cold and flu care, accident and injury care, vaccines, chronic condition management, women's health and gynecological services, lifestyle coaching, and preventive care. He serves as a comprehensive primary care resource for his members.
Dr. Brunk offers same-day appointments or next-business-day availability for urgent concerns. His limited panel size of 300 members makes this level of access sustainable.
Doctor profile last updated March 26, 2026