Md. Code, Health Occupations § 14–5F–30

(a) Unless an individual is licensed to practice naturopathic medicine, the individual may not:

(1) Represent to the public by title, by description of services, methods, or procedures, or otherwise, that the individual is licensed by the Board to practice naturopathic medicine;

(2) Use the title “doctor of naturopathic medicine”, “doctor of naturopathy”, “naturopathic doctor”, or “naturopath”; or

(3) Use the initials “N.D.”, “ND”, “NMD”, or “N.M.D.” after the name of the individual.

(b) An individual licensed to practice naturopathic medicine in the State may not use the title “physician”.