Help with doctor bills for John Helton

I’m Tina Helton John’s sister. I am starting this to help my brother out as he has been fighting with cancer for the past 3 years. He has a rare type at this moment that they say is non curable but treatable. He is 53 years old and I’m asking for help for his gas to get to appointments and bills that he may accrue from his chemo and radiation. If you can not help (that’s fine) but can at least share that is great. Let’s get this out there to help someone that helps others when they need it. Thank you I’m advance for the helping hand. Y’all are appreciated so much!