(a) Medical Necessity Disputes.
Disputes over the medical necessity of pharmaceutical treatment covered by the MTUS Drug Formulary are governed by the utilization review and independent medical review provisions of Labor Code sections 4610, 4610.5, and regulations at section 9792.6.1 et seq, and section 9792.10.1 et seq.
(b) Formulary Rule Medical Treatment Disputes Other than Medical Necessity Disputes.
Disputes over failure to follow formulary rules, other than medical necessity disputes covered by subdivision (a), shall be resolved through the procedure for non-IMR/IBR disputes set forth in WCAB rules, title 8, California Code of Regulations, section 10451.2, Determination of Medical Treatment Disputes.
Note: Authority cited: Sections 133, 4603.5, 5307.3, 5307.1 and 5307.27, Labor Code. Reference: Sections 4600, 4604.5, 5307.1, 5307.27 and 5307.29, Labor Code.