N.M. Stat. § 13-7-35
Prohibited exclusions of coverage for mental health or
substance use disorder services.
An insurer shall not exclude provider prescribed coverage for mental health or
substance use disorder services otherwise included in its coverage when:
A. it is available pursuant to federal or state law for individuals with disabilities;
B. it is otherwise ordered by a court or administrative agency;
C. it is available to an insured through a public benefit program; or
D. an insured has a concurrent diagnosis.