Internal medicine providers, or internists, are specialists who apply scientific knowledge and clinical expertise to the diagnosis, treatment, and compassionate care of adults across the spectrum from health to complex illness. Addiction medicine is a medical subspecialty that deals with the diagnosis, prevention, evaluation, treatment, and recovery of persons with addiction, of those with substance-related and addictive disorders, and of people who show unhealthy use of substances including alcohol, nicotine, prescription medicine and others.
Medical Doctor, Doctor of Medicine, or a physician is a person who holds a doctoral degree or first professional degree in medicine, and practices in that profession.
Family Nurse Practitioners are an advanced practice registered nurse. FNPs are trained to assess patient needs, order and interpret diagnostic and laboratory tests, diagnose disease, formulate and prescribe treatment plans.