About
Dr. Jason R. Mercer is a Board Certified Family Physician with over 25 years of experience in the Daytona Beach area. He earned his medical degree from the University of Florida College of Medicine in 1990. He then completed his Family Medicine residency at Halifax Medical Center in Daytona Beach, finishing in 1993 as chief resident.
Dr. Mercer treats patients across the full spectrum of life, from newborns to the elderly. His clinical scope includes acute and chronic conditions, heart and circulation disorders, respiratory illness, skin conditions, gynecology, joint and muscle conditions, and pediatric care. He performs in-office procedures including skin lesion removals, cryotherapy, joint injections, and ingrown toenail treatment. Earlier in his career, he served as Medical Director at two local nursing and rehabilitation centers and as Medical Director of the Flagler County Schools. Outside of medicine, Dr. Mercer participates in International Medical Missions. He has joined combined Medical-Dental mission trips to Tanzania, Brazil, and Chile and traveled to the Mississippi Gulf Coast for disaster relief work.
Education & Training
Medical School
University of Florida College of Medicine (1990)
Residency
Family Medicine, Halifax Medical Center, Daytona Beach (completed 1993, served as chief resident)
Additional Training
Served as Medical Director of two local nursing and rehabilitation centers; Medical Director of Flagler County Schools
Certifications
Conditions Treated
Who is Dr. Mercer right for?
Dr. Mercer serves patients from newborn through elderly, making him a strong fit for families seeking a single physician for all ages. Adults managing chronic conditions such as heart disease, respiratory illness, or digestive disorders benefit from his broad clinical scope. Patients who want in-office procedures handled without specialist referrals will find his minor surgical capabilities valuable. Anyone who wants direct after-hours access to their physician will appreciate his personal cell phone availability.
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Frequently Asked Questions
Dr. Mercer treats a wide range of acute and chronic conditions. His scope includes heart and circulation disorders, respiratory conditions, neurological issues, digestive tract conditions, skin conditions, urinary tract conditions, gynecologic conditions, joint and muscle conditions, and pediatric care. He manages both everyday illness and longer-term chronic disease management.
Yes, Dr. Mercer performs a variety of procedures in the office. These include skin lesion biopsies and removals, cryodestruction of skin lesions, ingrown toenail treatment, joint injections, Pap smears, and evaluation of common gynecologic conditions. Handling these in-office saves patients a separate specialist visit for many common concerns.
Yes, Dr. Mercer holds board certification as a Family Physician. He earned his medical degree from the University of Florida College of Medicine in 1990 and completed his residency at Halifax Medical Center in Daytona Beach, where he served as chief resident.
Dr. Mercer has practiced medicine in the Daytona Beach area since 1993. He completed his Family Medicine residency at Halifax Medical Center that year and has remained in the community ever since. He founded Signature Healthcare of Volusia in 2002.
Yes. After business hours, the office number forwards directly to Dr. Mercer's personal cell phone. He answers the calls himself. This means members can reach their doctor directly for after-hours concerns without going through an answering service.
Yes, Dr. Mercer sees patients from newborn through adulthood. His training in Family Medicine covers the full spectrum of life. Dependent children under 18 join the practice at no additional membership cost when a parent or guardian holds an active membership.
Yes, Dr. Mercer makes house calls when medically necessary. This is one of the core benefits of membership at Signature Healthcare of Volusia. Patients who are too ill to travel or need care at home can request a visit from Dr. Mercer directly.
Dr. Mercer coordinates specialist care on behalf of his patients. His staff makes specialist appointments directly for members as a service. Dr. Mercer works in cooperation with specialists already involved in a patient's care, so patients do not need to change existing specialist relationships.
Dr. Mercer holds admitting privileges at Florida Hospital Ormond Memorial and Halifax Medical Center in both Daytona Beach and Port Orange. He provides direct hospital care for his members, maintaining continuity of care during inpatient stays.
Doctor profile last updated June 11, 2026