Ark. Code Ann. § 17-80-110

In any written document or electronically transmitted document in connection with the provision of a healthcare service, no person shall use the title “Doctor”, unless that title is authorized under § 17-1-101 et seq., in which case that person shall use the title in accordance with the statutes and rules governing the particular healthcare profession or unless that person has been granted a doctoral degree in any healing arts profession and is licensed in that profession under § 17-1-101 et seq.