There may be some remnants left still active but Scott Burnstein stated this in 2015

“The Italian mafia in Kansas City is a small, quiet crime family, probably on its’ last legs with only a few loose remnants of a time when the syndicate operated on a much larger scale and held national prominence decades ago, per exclusive Gangster Report sources. These sources place membership in the K.C. mob at “a dozen people or less” and claim its rackets mostly consist of gambling and loan sharking.”

There probably is a few old guys still making a bit of money in KC but it’s far from a serious family