At its heart, the right-wing ideology even with its veneer of "compassionate conservatism" and with its mask of right-wing evangelicalism, it still sees mental illness as a sign of the "other"; as a consequence of sin, as a personal failing, as a flaw, a defect.
The "cure", according to them, isn't talk therapy, isn't understanding, isn't working against binary thinking and other perceptive errors, isn't anti-psychotic medication, but you know what it is? More marginalization, more isolation, more exclusion, more stigma, more shame.