Some doctors do not like to give any disability ratings because that draws them into a legal mess. Nobody pays them to respond to attorneys' questions.

As I said, a Physiatrist would be worthwhile.

When a person is fully ambulatory and their only disabilities are neurological but do not affect motor functions, the level of disability is entirely subjective until they have a Neuro Psychological Assessment.

Her attorney should be pursuing this better. He does not sound very knowledgeable in the long term issues from brain injuries.

Did you read up on the two links I posted ? You need to be educated about how the legal system handles TBIs.