If someone is in need of assistance for drug addiction in Mammoth Lakes, CA. and is fortunate enough to have health insurance, most alcohol and drug rehab centers accept payment in the form of health insurance and will cooperate with clients to discover what is and is not approved. The majority of private health insurance companies in Mammoth Lakes cover the costs of outpatient and inpatient drug and alcohol treatment, but the timeframe which is included can vary. Private health insurance will most likely cover the first 4 weeks of drug and alcohol treatment, although there are individuals whose plan is more extensive and can provide for a more long-term stay in a Mammoth Lakes, CA. alcohol and drug treatment center. It is advisable that individuals consult with their insurance company directly with the help of their rehab program to ascertain what services are covered by their private health insurance.