Alumni Profile

Isa Diaz
Executive MBA Health Sector Management and Policy


Isa Diaz joined Acadia Healthcare in February 2019 and currently serves as Senior Vice President of Strategic Affairs. In this role, Ms. Diaz is responsible for spearheading and developing long-term behavioral health partnerships with health systems and hospitals around the country to expand access to behavioral health services in local communities and enhance Acadia’s position as an industry leader. Under her leadership, Acadia has accelerated its joint ventures with premier health systems and more than doubled its partnership footprint, which will generate approximately 1,300 new beds over the next three years, a key growth driver which has positioned Acadia as the leader in behavioral health joint ventures.


Ms. Diaz is a seasoned healthcare executive who has 30 years of experience, including more than 20 years in the behavioral health industry, holding numerous leadership positions in both managed care and hospital organizations. Prior to joining Acadia, Ms. Diaz worked for Universal Health Services, Inc.’s behavioral health division for 11 years, most recently serving as the division’s Vice President of Strategic Planning and Public Affairs. In this role she developed and grew UHS’s behavioral health integration product line, which was geared towards developing joint venture partnerships with health systems. Additionally, Ms. Diaz was responsible for working through FTC challenges on two major M&A transactions, including the $3.1 billion dollar acquisition of Psychiatric Solutions, Inc. (PSI), the largest stand-alone operator of freestanding psychiatric facilities at the time with 94 facilities in 32 states, Puerto Rico and the U.S. Virgin Islands. She also led the division’s federal and state government affairs activities in 34 states.

Prior to UHS, Ms. Diaz was Executive Vice President of Corporate Relations for Ramsay Health Care, Inc., a publicly held psychiatric hospital company. During her tenure at RHCI, she played an integral role in public company road shows and the eventual sale of the company to Psychiatric Solutions, Inc. In addition, she spearheaded business development efforts, including the development of the Florida Youth Services product line from inception to over $40 million in revenues in a three-year period. Before joining RHCI, Ms. Diaz was Vice President of Corporate Relations for Ramsay-HMO, Inc., a publicly held HMO in South Florida. RMO was sold to United HealthCare for approximately $500 million, representing a return on invested capital of more than 10 times. Ms. Diaz was a key member of the management team that developed and implemented the strategy that led to successful statewide expansion and Ramsey-HMO becoming the leading and predominant HMO in the State of Florida.

Ms. Diaz earned a bachelor’s degree in marketing and MBA in Healthcare Administration from the University of Miami in Florida, where she remains active in its alumni programs.

Notable Quote

“Before I started work on my MBA, my boss let me know that opportunities awaited me, but I had to do my part. I went back to school and my boss kept his promise. Soon I had a new position with bigger challenges and a better paycheck.”

Learn More

The Executive MBA in Health Management & Policy offered by Miami Herbert Business School is a 21-month program that promises to transform the healthcare professional’s career. With its distinguished business faculty, close ties to UHealth and the University of Miami’s medical school, and partnerships with health care leaders worldwide, the HEMBA program offers a rich learning experience that positions graduates for new leadership roles and career paths across healthcare. Classes are small, usually numbering 20-30 and the program is hybrid with online and in-person learning. In-person learning is on weekends to enable students the ability to balance their current job with the academic demands of the program. The dually accredited HEMBA program, currently ranked #1 by US News & World Report, attracts a wide range of healthcare professionals including doctors, nurses, insurance executives, healthcare finance and IT managers, medical device and pharmaceutical professionals, government administrators as well as entrepreneurs.

The next class starts in January 2024. Learn more at: