About
Marilyn Ligon, MD is a board-certified family physician practicing concierge medicine in Madison, Alabama. She earned her Bachelor of Science in Medical Technology from Saint Louis University in Baguio City, Philippines in 1997. She then completed her Doctorate of Medicine at Saint Louis University College of Medicine in 2004. Her internship and residency in Family Medicine both took place at the University of Alabama School of Medicine's Huntsville Family Medicine Program. Her residency peers and faculty recognized her excellence three consecutive years, awarding her the Best Resident Argus Award and the Best Resident honor at the UAB Huntsville Campus in 2006, 2007, and 2008.
Dr. Ligon holds dual board certification as a Diplomate of the American Board of Family Medicine and the Alabama Board of Family Medicine. She also earned fellowship status in the American Academy of Family Physicians. Her clinical reach extends well beyond primary care. She owns BioID Medicine, a hormone replacement therapy practice she launched in 2008. She has served as Medical Director of Kindred Hospice since 2009 and sits on the Infectious Disease Board at Crestwood Medical Center. She serves the Madison Medical County Society as a board member. Dr. Ligon speaks four languages: English, Filipino, Ilokano, and Visaya. Outside medicine, she enjoys volleyball, dancing, singing, and automobile racing.
Education & Training
Medical School
Saint Louis University College of Medicine, Baguio City, Philippines — Doctorate of Medicine, 2004
Residency
Family Medicine, University of Alabama School of Medicine, Huntsville Family Medicine Program, 2006-2008
Certifications
Languages
English, Filipino, Ilokano, Visaya
Frequently Asked Questions
Dr. Ligon practices full-scope family medicine, treating acute illness, chronic disease, and preventive health needs. She has particular experience with conditions like type 2 diabetes, high cholesterol, hypertension, and autoimmune conditions. She also offers hormone replacement therapy through her affiliated BioID Medicine practice.
Yes. Dr. Ligon holds dual board certification as a Diplomate of the American Board of Family Medicine and the Alabama Board of Family Medicine. She is also a Fellow of the American Academy of Family Physicians.
Dr. Ligon earned her Doctorate of Medicine from Saint Louis University College of Medicine in Baguio City, Philippines. She completed both her internship and residency in Family Medicine at the University of Alabama School of Medicine's Huntsville Family Medicine Program, finishing her residency in 2008.
Yes. Dr. Ligon earned the Best Resident Argus Award and the Best Resident honor at the UAB Huntsville Campus in 2006, 2007, and 2008. She received both recognitions in each of the three years she completed her residency training.
Dr. Ligon speaks four languages: English, Filipino, Ilokano, and Visaya. This makes her an accessible provider for a range of patients in the North Alabama community.
Dr. Ligon holds affiliations with Huntsville Hospital and Crestwood Medical Center. She also serves on the Infectious Disease Board at Crestwood Medical Center.
Yes. Dr. Ligon owns BioID Medicine, a hormone replacement therapy practice she founded in 2008. Patients interested in HRT can discuss this option directly with her.
Dr. Ligon centers her practice on prevention, education, and personalized care. She takes time to understand each patient's health goals and builds individualized wellness plans. Her priority is fostering a strong doctor-patient relationship where patients feel comfortable and supported.
Yes. Dr. Ligon makes herself reachable by phone after-hours and on weekends. Members appreciate this direct access for urgent concerns that arise outside of regular office hours.
Doctor profile last updated March 26, 2026