As used in sections 376.1575 to 376.1580 *, the following terms shall mean:
(1) "Completed application", a practitioner's application to a health carrier that seeks the health carrier's authorization for the practitioner to provide patient care services as a member of the health carrier's network and does not omit any information which is clearly required by the application form and the accompanying instructions;
(2) "Credentialing", a health carrier's process of assessing and validating the qualifications of a practitioner to provide patient care services and act as a member of the health carrier's provider network;
(3) "Health carrier", the same meaning as such term is defined in section 376.1350. The term health carrier shall also include any entity described in subdivision (4) of section 354.700;
(4) "Practitioner":
(a) A physician or physician assistant eligible to provide treatment services under chapter 334;
(b) A pharmacist eligible to provide services under chapter 338;
(c) A dentist eligible to provide services under chapter 332;
(d) A chiropractor eligible to provide services under chapter 331;
(e) An optometrist eligible to provide services under chapter 336;
(f) A podiatrist eligible to provide services under chapter 330;
(g) A psychologist or licensed clinical social worker eligible to provide services under chapter 337; or
(h) An advanced practice nurse eligible to provide services under chapter 335.