From what I hear, very few do.

For that matter, all doctors should ask about drinking habits, but few do. Many doctors are impaired themselves. Then there are the ones who don't ask because they don't want to risk losing a patient.

Is this to suggest that only poor kids have a problem?

that those living in poorer neighborhoods are getting less comprehensive care, including disease prevention recommendations and notably, stress and trauma counseling, than those in wealthier ones.

I just heard a news story this afternoon locally where a 7 year old died after being shot in the face by a gun that was in the household that was unsecured. They are trying to figure out if the 2 year old who was with that child had pulled the trigger, or whether the 7-year old did.

The doctors accept both Medicaid and commercial policies. If the clinic asks their Medicaid patients then it'll probably carry over to the rest.
It's a simple way to enact it.

It will be a question on a form, doubtful ever a conversation.

undertaking. But doctors are probably a more willing group than the police.

but many of these communities are at odds with the police and in the urban areas, there have been many efforts over the years to bridge that gap through community organization involvement.

Gun violence is a top issue for many urban communities, and a good chunk of those communities have people on Medicaid. So this is a way to reinforce the messaging that the administration has attempted to get across from the Surgeon General's declarations.

U.S. Surgeon General Issues Advisory on the Public Health Crisis of Firearm Violence in the United States

Several things that are risk behaviors. Gun safety can just as easily be added to the questionnaire with an in office discussion and additional pamphlets given for additional resources.