1st moved to California(1975)& received Medi-Cal. Just lost my job after 20 years but I'm not a senior & most web info is directed @seniors. How do I apply again after 30 years? I have serious medical needs but keep chasing my tail online. Where to begin?

Optional Information:
Age: 52

Already Tried:
Dental problems. Severe gum infection. No money except unemployment benefits. Need Medi-Cal. How?