(a) Reimbursements to licensed physicians who dispense their own drugs and to hospitals with outpatient pharmacies are based on actual invoice cost, verifiable by audit, plus a dispensing fee assigned by the Texas Health and Human Services Commission (HHSC) or the provider's usual and customary charge to the general public, whichever is lower.(b) HHSC separately reimburses a hospital provider who provides outpatient department (OPD) services for any non-opioid treatment, as defined by Texas Human Resources Code §32.03117, when provided as part of an OPD service to a Medicaid recipient.