Sources told the New York Post that Shields asked his assistant to administer Narcan, "believing he was overdosing on prescription pills". An autopsy is now reportedly pending.
After knowing each other for more than three decades, Frankel and Shields started dating back in 2016, but their relationship was a complicated one. The two have been on-and-off ever since.
Our thoughts are with Dennis' loved ones at this time.
Now that RHONY is coming to a close, and with the reunion already having been filmed, we won't be witnessing Bethenny's reaction to the news on Bravo this season.
Idris Elba is close to finally winning the role of James Bond
And after years of fan demand, it appears that Elba may finally have to start ordering his martini's shaken, not stirred. Back in 2014, Sony's then-studio chair Amy Pascal told a colleague that "Idris [Elba] should be the next Bond ".
They got together after he split from his wife Jill and following the breakdown of her marriage to Jason Hoppy, with whom she shared daughter Bryn.
So far, Bethenny has yet to comment on the sad passing of her former boyfriend.
Shields has made numerous appearances on "The Real Housewives of NY".
During a May TV appearance on the Steve Harvey Show, Bethenny opened up about her relationship with Dennis.
Speaking about her massive new townhouse, Bethheny said, "I may live here forever alone, and I'm okay with that".
She continued, "If both people aren't happy about it but slightly uncomfortable and giving up something or giving in [to] something, it doesn't work. So both partners have to say, 'All right, I'm in it for this", said Frankel.