Our Expert Staff

Get to know our talented and dedicated team of experts who are committed to helping you find relief from headache and migraine.



Patrick H. Win, MD is the co-founder and president of Quell Headache & Wellness Center and Allergy, Asthma & Immunology Center, SC. Raised in Lee’s Summit, Missouri, he completed his training in internal medicine and allergy and immunology at Barnes-Jewish Hospital / Washington University School of Medicine. He is board-certified in internal medicine and adult and pediatric allergy and clinical immunology. He offers his medical and scientific expertise in the field of allergy and immunology to help patients control their allergy and asthma symptoms and improve their quality of life. His goal is to provide patients with a comprehensive evaluation and therapy with a personal touch.


Internal Medicine-Barnes-Jewish Hospital / Washington University School of Medicine
Allergy & Clinical Immunology-Barnes-Jewish Hospital / Washington University School of Medicine

Board Certification

National Board of Physicians and Surgeons – Internal Medicine and Allergy & Immunology
National Board of Clinical Medicine – Allergy & Immunology
American Board of Allergy & Immunology (Pediatric and Adult)

Michael D. Snyder, MD

Medical Director

Michael Snyder, MD is the co-founder and medical director of Quell Headache and Wellness Center. Dr. Snyder is a graduate of the University of Iowa School of Medicine where he graduated in the Alpha Omega Alpha Medical Honor Society. He then finished Neurology residency and fellowship at the Washington University in St. Louis School of Medicine/Barnes-Jewish Hospital. He is board-certified in Neurology with over 15 years of experience in neurology, headache medicine, and injection-based procedures including botulinum toxin injections for headache disorders, as well as botulinum toxin injections for other conditions including spasticity and cervical dystonia. Dr. Snyder is proficient in the field of Neurology and Headache Medicine to effectively treat the wide variety of headache disorders. Dr. Snyder is very passionate about treating patients with chronic headaches and migraines and feels that this is an underdiagnosed and underserved patient population. Ultimately, his goal is to use his medical knowledge with a personal touch to greatly improve the quality of life and well-being of his patients that suffer from these disorders. Dr. Snyder is interested in speaking about and providing education for migraine and related disorders. When not helping his headache patients, Dr. Snyder loves to spend time with his family and is passionate about exercise and nutrition, which he believes are important tools to promote well-being and improve a wide variety of health problems.


Internal Medicine Internship: Barnes-Jewish Hospital/Washington University School of Medicine
Neurology Residency: Barnes-Jewish Hospital/Washington University School of Medicine
Neurology Fellowship: Barnes-Jewish Hospital/Washington University School of Medicine

Board Certification

American Board of Psychiatry & Neurology – Neurology
American Board of Psychiatry & Neurology – Neuromuscular Medicine
American Board of Electrodiagnostic Medicine
Certificate of Added Qualification in Headache Medicine

Professional Memberships

Alpha Omega Alpha Honor Society
American Academy of Neurology
American Headache Society
American Medical Association
Southern Headache Society
National Headache Foundation

Emily Burton, MBA

COO / Practice Manager

Emily Burton, MBA is the chief operating officer and practice manager of Quell Headache & Wellness Centers. Emily has also served as the interim practice manager of Allergy, Asthma & Immunology’s two clinical sites in Shiloh and Maryville, IL. As a graduate of Xavier University, Emily received a bachelor of science degree majoring in health services administration and minoring in business. She then completed graduate school at Lindenwood University, where she attained a master’s in business administration (MBA) with a healthcare administration emphasis. As a former Division I athlete, Emily is passionate about exercise and nutrition. In her free time, Emily enjoys spending time with friends and family, especially her dog Millie. As someone who has suffered from headaches her entire life, Emily is determined to do her part in helping patients receive the best possible care at Quell Headache and Wellness Centers.