Executive Team

Louise Thurman, M.D., M.P.H. – Founder/CEO and PI

Board certified in psychiatry in 1994, Louise has been a Certified Principal Investigator since 2000 and a PI on more than 600 clinical trials in more than 25 different disease states and indications. Louise has been an invited member of panels and advisory boards for pharmaceutical industry, patient service groups, and business organizations.

Sherri Thurman, C.P.A.- Director of Finance and Clinical Operations

With over 30 years experience in public accounting as well as 21 years experience in private practice, Sherri began her relationship with IPS as a financial advisor in 2005.


Hieu C. Nguyen, M.D.

Dr. Nguyen is a board certified family medicine doctor who joined IPS Research in 2020. He graduated from the University of Oklahoma College of Medicine, and completed his residency at St. Joseph Hospital family medicine residency program in Chicago, IL.

Director of Business Development

Kevin Short, B.S.

Director of Regulatory and Quality Assurance

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Kelley Frost, B.A.

Study Coordinator Supervisor

Matt Korstjens, M.A., L.P.C.

Study Coordinators

Study coordinators are an integral part of our research team. They are highly qualified and experienced in collecting and entering data in electronic systems and ensuring compliance by detailed review and in depth knowledge of study protocols and procedures.

Jennifer Vicinus, B.S.
Greg Vaughan, M.D.
Hai Nguyen, R.N.

Support Staff

Quality Assurance Coordinator

Brittany Atkinson

Intake Coordinator

Jasmine Redmond, B.S.

 Lab Tech/Research Assistant

Lena Fuentes

CTMS Administrator

Jason Thomas

Office Assistant

Stephanee Bennett

Office Assistant

Allison Bigbie