The principals at Treat n Go™ Medical Clinics have more than 150 years of combined professional medical expertise, and strive to provide convenient, quality, affordable healthcare to our patients.

R. William (Bill) Warren, Chairman & CEO

Mr. Warren has over 50 years hospital management and healthcare experience.  He holds a BS from the University of Texas and an MBA from the George Washington University in Washington, D.C.  Until 1984, Mr. Warren was the CEO of Memorial Healthcare Systems in Houston.  He was Executive Vice President of the company that put Voluntary Hospitals of America (VHA) national partnerships together consisting of approximately 800 hospitals, and was also Senior Vice President over the Southeast Division of VHA, consisting of approximately 150 hospitals.  Mr. Warren is one of the pioneers of multi-hospital and shared healthcare systems environments.  In 1988, he formed his own company, Warren Healthcare Group, Inc., which owned and/or managed several hospitals and was involved in various medical facility developments.  Mr. Warren is active in many consulting and volunteer organizations. 


Krista Stone, COO

Mrs. Stone entered the healthcare industry in 1988.  She worked for Warren Healthcare Group in various capacities until she entered graduate school at The George Washington University in Washington, D.C. in 1993.  Krista has a BS from the University of Texas in Austin and a Master of Healthcare Administration.  She returned to Texas in 1996 and has worked for Baylor Healthcare System, Texas Health Resources and Warren Healthcare Group corporate offices.  Her primary responsibilities for these organizations have included business development, strategic planning, start-ups and operations.



Robert T. Angel, M. D., Medical Advisor

Dr. Angel received a B.S. Degree from Baylor University in 1958, and is a 1961 graduate of Baylor College of Medicine. Following surgery residencies under the direction of Dr. Michael DeBakey and Dr. Denton Cooley, he joined the U. S. military and was Chief of Surgery at the 12th USAF Hospital. During his military service he received the Presidential Unit Citation and the Bronze Star. He is Board Certified in General and Thoracic Surgery, and has served as Chief of Surgery at both Hillcrest Baptist Medical Center and Providence Medical Center in Waco, Texas. He has been active in several professional and civic organizations and is currently serving as a facility Medical Director with the University of Texas Medical Branch in Galveston, Texas.



Marty Curbo, Vice President of Clinical Operations

Marty Curbo, APRN, BC, FNP, received an Associate Degree in Nursing from McLennan Community College in 1982, a B.S. Degree from the University of Texas in Arlington in 1988, and a M.S. in Nursing Adult/Geriatric Nurse Practitioner from University of Texas in 1991. In 1992, he completed the University course requirements for Family Nurse Practitioner from the University of Texas at Arlington. As an Advanced Nurse Practitioner, he has worked at McLennan County Hospitalist Services, Inpatient Management Services, Waco Lung Associates, Hillcrest MacArthur Clinic, Hillcrest Medical Center, Family Practice Clinic, and Clifton Medical Clinic. In addition, he worked as a registered nurse from 1982-1992 for various medical establishments in the Waco area.