N.M. Stat. § 27-5-3
Public assistance provisions.
A. A hospital shall not be paid from the fund under the Indigent Hospital and County
Health Care Act for costs of an indigent patient for services that have been determined
by the department to be eligible for medicaid reimbursement.
B. No action for collection of claims under the Indigent Hospital and County Health
Care Act shall be allowed against an indigent patient who is medicaid eligible for
medicaid covered services, nor shall action be allowed against the person who is legally
responsible for the care of the indigent patient during the time that person is medicaid
eligible.