The title of your post infers that he needs transportation to the VA. I believe the VA does have pickup and return services, as I recall reading a notice at our local VA about the last transit bus leaving at a specific time in the afternoon, so patients needed to ensure their appointments were done by that time.
If transit is to doctors in the community, check out these hits:
I've personally thought that the small bus, point to point and "dial a ride" services provided by local public transit agencies offered the best options. They're quite reasonable.
If transit is to doctors in the community, check out these hits:
https://www.agingcare.com/search.aspx?searchterm=transportation for elders
https://www.agingcare.com/articles/finding-transportation-services-for-seniors-104572.htm
I've personally thought that the small bus, point to point and "dial a ride" services provided by local public transit agencies offered the best options. They're quite reasonable.