Quick answer: Sometimes, yes. Working memory and attention problems can show up as language problems, like trouble following a conversation. Working on those skills can help comprehension and expression, though most of the research is still small studies. Ask your speech therapist whether it fits you.
Start now: Learn about and gather resources that work on memory and attention alongside language, like Constant Therapy. You can try free naming practice right now → or browse all free aphasia exercises, including listening and reading practice.