(a)  (1) As used in this section, "physician-assisted suicide" means a physician or health care provider participating in a medical procedure or knowingly prescribing any drug, compound, or substance for the express purpose of assisting a patient to intentionally end the patient's life.   (2) However, "physician-assisted suicide" does not apply to a person participating in the execution of a person sentenced by a court to death by lethal injection.(b) It is unlawful for any physician or health care provider to commit the offense of physician-assisted suicide by:   (1) Prescribing any drug, compound, or substance to a patient with the express purpose of assisting the patient to intentionally end the patient's life; or   (2) Assisting in any medical procedure for the express purpose of assisting a patient to intentionally end the patient's life.(c) Upon conviction, any physician or health care provider violating subsection (b) of this section is guilty of a Class C felony.(d) Nothing in this section prohibits a:   (1) Physician or health care provider from carrying out an advanced directive or living will; or   (2) Physician from prescribing any drug, compound, or substance for the specific purpose of pain relief.