State licensure comes first
Every state licenses treatment facilities separately, and the requirements differ enough that experience in one state transfers poorly to another. Expect to document your clinical model, staffing ratios, medical direction, physical plant, and policies before an inspection gets scheduled.
Nothing else can start until this is done. You cannot contract with insurers, you cannot pursue accreditation, and you cannot advertise. Facilities that start spending before licensure waste the money.
Accreditation and why it matters commercially
Joint Commission and CARF are the two bodies most insurers recognize. Accreditation is voluntary in the strict sense and mandatory in practice, because in-network contracts and many referral relationships require it.
Both require a period of documented operation before survey, commonly six months, which means there is a window where you are open, licensed, and not yet accreditable. Plan cash for it.
Insurance contracting
In-network contracting is slow and runs payer by payer. Many new facilities operate out-of-network at first, which changes the financial model and the kind of patient who can afford to come.
This decision shapes marketing more than any other. Out-of-network programs need a different message, a different market, and a heavier paid search presence than in-network programs do.
The census problem
This is where new facilities get hurt. Beds cost money whether or not anyone is in them, and the referral relationships that fill an established program take years to build. Organic search takes three to six months to produce anything.
The sequence that works is paid search from the day licensure clears, organic built underneath it over the same months, and referral relationships developed in parallel. Programs that wait for organic before spending on paid run out of runway first.
What to have ready before you open
A website with a page per level of care you are licensed for. A claimed Google Business Profile at the facility address. A LegitScript application already filed, since it gates paid search and takes weeks. Call tracking configured so the first call is attributable.
None of it is expensive next to the cost of an empty bed, and all of it takes longer to arrange than people expect.