Family Practice John Nguyen M.D. ... Fort Walton Beach, FL. Get Quote Call (850) 226-8254 Get directions WhatsApp (850) 226-8254 Message (850) 226-8254 Contact Us Find Table Make Appointment Place Order View Menu. Testimonials. 11 months ago Dr. John has been great for our family. We are grateful to have him here in our community. Thank you. ....