One other option is to go to the town office (city hall) You will find they have special programs for those in financial need. Assistance may be available to help you with groceries and rent. Look into food stamps also.
(MEDICAID INFO BELOW)
Some of the nevada medicaid eligibility requirements are below.
Adults Income cannot exceed 133% of FPL. Resources cannot exceed $2,000.
Aged or physically disabled individuals who require medical facility care, but can appropriately be cared for at home, and aged individuals who have been residing in nursing facilities who can be appropriately cared for in adult group care facilities (Home and Community-Based Waivers)
Income cannot exceed 300% of the SSI payment level.
Medicare Beneficiaries Program
Income cannot exceed 100% of FPL.
Qualified Individuals (QI-1) Income cannot exceed 200% of FPL. ($29,140)
For QMBs, Medicaid pays Medicare premiums, coinsurance and deductibles on Medicare covered services.
Qualified Medicare Beneficiaries (QMBs) are Medicare recipients with income at or below 100% of the federal poverty level.( FPL ) for 2 people it is $14,570
BELOW is the real site to look at. it has EVERYTHING about medicaid there. You would still be well served by your doctors billing people. They know the forms and can help you with it. If it turns out you have to sell the trailer, it is cheap to keep your home.