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Meet Our Staff

Sedra Jackson - Administrative Coordinator

Sedra has been working with UT Pediatric Dentistry for over 17 years. She is cross-trained as a support specialist and insurance and business manager. She has past experience and skills in every area and is dedicated to providing quality care in a comfortable, friendly, family oriented atmosphere. Her warm caring personality is often complemented by our patients. Sedra feels a sense of satisfaction when she can help our patients and parents find a way to smile during dental treatment..


Sandra DeLlano - Insurance and Billing Clerk

Sandra has been in the dental field since 1992. She began as a dental assistant before transferring to her current position of Senior Support Specialist. Sandra is very detailed oriented which helps make her an expert in all things related to insurance and billing.


Maria G. Ortiz - Claims and Billing Clerk

Maria is a Senior Support Specialist and has been with UT Pediatric Dentistry since 1991. She started with receptionist responsibilities. She then had advanced training in Coding and Billing and in 2010, Maria went to school to become a Medical Assistant. Now she is doing all the Billing and Claims for Medicaid and private insurance.


Maria Carmen De Los Santos - Receptionist

Maria has worked in UT Pediatric Dentistry for 20 years. She started as a dental assistant in July 1993 and now is a Senior Support Specialist in the front office. She has worked with many residents and many faculty doctors, so she can handle just about anything.


Kristal Walker - Patient Care Coordinator

Kristal is a support specialist and coordinator for the Memorial Hermann Hospital Operating Room Outpatient Pediatric Dental Surgeries. She's been with UT Pediatric Dentistry since October 2012. She coordinates appointments for patients and residents with Memorial Hermann Hospital including posting cases and scheduling pre-op anesthesia appointments, coordinates communication to Memorial Hermann Hospital on behalf of patients and coordinates consults sent for all Houston Medical Center patients.


Emily Zelada - Receptionist

Emily has been with UT Pediatric Dentistry since October 2012. She is a Support Specialist and is involved in the checking-in process, verifying insurance coverage, etc. Knowing she made a difference for a parent or patient, even if it's a small difference, is very fulfilling for her.


Diane Davalos Hartsock - Senior Dental Assistant

Diane has been a dental assistant since 1992. She began her career at Harris County Hospital District and Texas Children's Hospital. She found her permanent home at UT Pediatric Dentistry and enjoys helping children through their dental procedures along with aiding the faculty, residents, and staff. She is certified in Nitrous Oxide, Sealants, and Coronal Polishing. She is also a Dental Assisting Instructor for the State of Texas.


Jessica Sosa - Dental Assistant

Jessica has nearly 8 years of experience as a dental assistant, which makes her one of our most veteran assistants, and she enjoys interacting with out littlest patients.


Cesilia Hernandez - Dental Assistant

Cesilia has been in the dental field since April 2011. She is a registered dental assistant, certified in Nitrous Oxide monitoring and CPR training. She really enjoys working with kids.


Jessica Contreras - Dental Assistant

Jessica has been in the dental field for a little over a year. She has some great strategies to help put kids at ease and help them enjoy their dental experience.


Ashleigh Davis - Dental Hygienist

Ashleigh is a born and bred Texan and graduated from Blinn College with a degree in dental hygiene. She has been a dental hygienist for five years and started working in our practice in February 2013. She has extensive past experience working with kids in dental practice and loves it. She is always enthusiastic about meeting new patients and prides herself on practicing exceptional care for her child patients.