(l) The department covers inpatient chronic pain management services only when the services are obtained through a department-approved chronic pain facility.
(2) A client qualifies for inpatient chronic pain management services when all of the following apply:
(a) The client has had chronic pain for at least three months, that has not improved with conservative treatment, including tests and therapies;
(b) At least six months have passed since a previous surgical procedure was done in relation to the pain problem; and
(c) Clients with active substance abuse must have completed a detoxification program, if appropriate, and must be free from drugs or alcohol for six months.
(3) For chronic pain management, the department limits coverage to only one inpatient hospital stay per client's lifetime, up to a maximum of twenty-one days.
(4) The department reimburses for only the chronic pain management services and procedures that are listed in the fee schedule.