Our Practitioners

Adana Gipson, MD - Board Certified Pediatrician


Dr. Gipson grew up in the Austin area. She attended the University of  Texas at Austin and received her undergraduate degree in 1989.  She  attended UT Southwestern Medical School in Dallas and completed her  pediatric and chief residency at Children's Medical Center of Dallas in  1997.  Practicing in Georgetown since 1998, she opened River Ridge  Pediatrics in the spring of 2012 and is excited to continue  providing pediatic care.  Married with 2 children, she enjoys raising  her family and being part of the Georgetown community.

Teresa Klubak, Family Nurse Practioner

River Ridge Pediatrics, Pediatrician Georgetown, Pediatrician Round Rock, teresa klubak, Vaccines

Teresa “Tressa” Klubak has been a family nurse practitioner since 1998. She obtained her undergraduate degree from Texas A&M University. She received her Masters in Nursing Degree from University of Texas at Austin and finished her training at University of Texas Health Science Center San Antonio. She became a family nurse practitioner because she enjoys taking care of people of all ages. Most of her working experience has been in pediatrics. Her career has included caring for newborns, labor & delivery, family practice and geriatrics.

Tressa grew up in West Texas and the Austin area has been home since 1986. She has been married for 18 years. There is never a dull moment at home with a teenage daughter, a dog and two cats. She enjoys walking, reading, and travelling. Tressa is thrilled to be working with the families of River Ridge Pediatrics.

Karin Perez, Pediatric Nurse Practioner


Karin Perez grew up in Oklahoma and attended Texas A&M University, where she studied biochemistry and nutrition. She continued her studies at The University of Texas at Austin School of Nursing in the pediatric nurse practitioner program. In 2005, she received a Masters of Science in Nursing and has practiced in the Austin area since then.  Karin considers it a privilege to get to know patients and their families and participate in their care.

Karin enjoys spending time with her family, reading, travel and cooking. She and her husband have three children.

Dr. Patel, MD - Pediatrician

Dr. Patel, Dr. Shivani Patel Georgetown, Dr Patel Georgetown TX, Dr Patel pediatrician

Dr. Shivani Patel says as long as she can remember, she always wanted to be a pediatrician.  She grew up in the Midwest and attended the University of Missouri-Kansas City for both undergraduate and medical school degrees. After getting married to a born and raised Texan, Dr.Patel moved to Temple to complete  pediatric residency at McLane Children’s Hospital Scott and White. Dr.Patel has been practicing as a general pediatrician in Georgetown since 2015 and lives in Georgetown with her husband and 2 daughters . Dr.Patel loves to read, travel and spend time with family and friends.

Rachel Matula, Pediatric Nurse Practitioner


Rachel was born and raised in Austin where she continues to live with her husband, Brison, daughters Clara and Caroline, and son Luke.  

Rachel Matula, has been a pediatric nurse practitioner since 2009.  She earned her MSN from the University of Texas Austin in 2006 and continued her education at the University of Texas Medical Branch in Galveston where she received her CPNP in May 2009. Rachel has worked at Dell Children’s Medical Center for the past 5 years in the Respiratory Unit.    Rachel enjoys spending her time outdoors and fishing with her husband.