. >> reporter: mandy negrette has put off getting glasses for years, even though she has health insurance, it only pays for an exam, not correctiveulence. >> what am i supposed to do with the prescription? it's no good to me without the glasses. >> reporter: here, she paid nothing. >> are you comfortable? >> reporter: shukir abasheikh has been putting off surgery to remove a benign growth on her shoulder for five years. >> you're going to feel that injection now, okay? >> reporter: dr. chris lewis removed it in 20 minutes in a makeshift operating room on the floor of the los angeles convention center. jessie agbunat says her state subsidized insurance plan comes with high deductiblees and co-pays. would it have been hundreds or thousandses? >> thousands, yeah, it's thousandses. >> i expected to see a lot more homeless people and people with no insurance at all awl and to find out the majority had insurance but couldn't afford their copayment or deductible, that was surprising. >> reporter: mandy negrette isn't surprised at all. she's had more failures than successes with her insurance. sh

mandie negrette put off getting glasses for years. >> what am i supposed to do with the prescription, it is no good without the glasses. >> reporter: here she paid nothing. >> jesse has been putting off surgery to remove a benign growth on her shoulder for five years. >> you are going to feel the injection. >> reporter: dr. chris lewis, removed it in 20 minutes. on a make shift operating room on the floor of the convention center. she says her state program comes with co-pays. >> hundreds or thousand? >> thousand. yeah, thousands. >> i expected to see homeless people and people with no insurance at all. to find out the majority had insurance but couldn't afford their co-payment or deductible was surprising. >> mandie negrette isn't surprised at all. she had more failures than successes with her insurance. facing $18,000 in unexpected medical bills from the birth of her son who she thought was covered. >> reporter: how does that make you feel going to the hospital next team you need medical care? >> i don't want to go to the hospital. i am apprehensive about going anywhere unless a dir

. >> mandie negrette isn't surprised at all. she had more failures than successes with her insurance. facing $18,000 in unexpected medical bills from the birth of her son who she thought was covered. >> you feel going to the hospital next team you need medical care? >> i don't want to go to the hospital. i am apprehensive about going anywhere unless a dire emergency. >> reporter: the dentist and hygieni hygienists, are 4,300 volunteers make the clinic possible. 2 1/2 dates x pect to treat 10,000 patients and give away $30 million in medical services. but scott, just a temporary solution to a much bigger problem. >> most generous country on earth, carter evans. thank you so much. up next, unwanted immigrants transform a town for the better. narrator: breakfast. dishes. dinner. dishes. marriage. dishes. divorce. dishes. sleeping. (snoring) (sputtering) dishes. not sleeping. dishes. life. dishes. death. dishes. existence. dishes. dishes, dishes, dishes.