medical emergency

hello everyone, on the 28th we lost the most amazing dad,uncle,brother anyone could ask for due to covid and kidney failure. Then a few days later we found out that our great grandmother has liver cancer, and that it has metastasized (meaning it’s spread throughout her body). The insurance company unfortunately isn’t covering all medical costs and so my family is being left responsible for all left over expenses. Anything will help and be greatly appreciated. Thanks in advanced