OPEN MINDS Announces 2020 Seminar On Best Practice Marketing, Negotiating, & Contracting With Health Plans At The 2020 OPEN MINDS Performance Management Institute Gettysburg, Pa, Oct. 24, 2019 (GLOBE NEWSWIRE) -- OPEN MINDS has announced the details of its timely and comprehensive pre-institute executive seminar: How To Build Value-Based Payer Partnerships:...