Our Staff

Medical Surgical Specialists of Kerrville

Our professionals at Medical Surgical Specialists of Kerrville maintain the highest levels of accreditation and pursue ongoing education to stay abreast of the latest trends in gastroenterology.

Thomas E. Ducker, M.D. Dr. Thomas E. Ducker practices gastreoenterology in Kerrville. He is a native of Dallas, Texas and graduated with Honors from the University of Texas at Austin. He completed Medical School at the University of Texas Southwestern Medical School in Dallas and served Internship and Residency in Internal Medicine at the Vanderbilt University Medical Center in Nashville, Tennessee. He also completed a Fellowship in Gastroenterology at the University of Texas Medical Branch, Galveston.

Jennifer, LVN    Jennifer has been with MSSK since 1997.  She is a graduate of Schreiner University.  Jennifer takes care of office patients, prescription prior authorizations, the physician, and schedules procedures. She is also the Payroll and Accounts Payable manager, our IT technician and trainer, and, in her spare time, is an EMT instructor

Melissa, LVN    Melissa graduated from Schreiner University in 1999.  As one of the nurses in the practice since 2006 she enjoys patient care, talking to patients on the phone,  as well as ordering supplies.  She takes care of office patients, prescription prior authorizations, the physician, and schedules procedures.  Melissa says "I love working with a team where patient care is most important."

Elma, Billing and Insurance    Elma has been employed with MSSK since 2004.  She is the Billing Manager for the practice.  Elma states, "I have enjoyed working for Dr. Ducker and Dr. Hagemeier.  It helps to work for such compassionate employers.  My goal in this company is to do my best to help our office progress, continue serving, and be here for our patients."

Lindsey, Reception   Lindsey has been working for Dr. Ducker since the fall of 2016.  She is currently working on her Bachelor of Exercise and Wellness degree at BYU.  She is in charge of scheduling, patient paperwork, medical records, etc.  

Our Location

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Hours of Operation

Our Regular Schedule


8:30 am-5:00 pm


8:30 am-5:00 pm


8:30 am-4:30 pm


8:30 am-5:00 pm


8:30 am-12:30 pm