
Faculty & Staff
The Gulf States Hemophilia and Thrombophilia Treatment Center (GSHTC) is dedicated to providing the best and most clinically advanced care of persons with hemophilia and other coagulation disorders.
Physicians
- Hoots, Keith, MD | Professor and Division Director
- Escobar, Miguel, MD | Associate Professor
- Brown, Deborah L., MD | Associate Professor
- Rodriguez, Nidra I. MD | Assistant Professor
Administrators
- Trujillo, Marisela | Administrative Director
- Drake, John | Regional Coordinator
Clinical Staff
- Zietz, Hallie | Pediatric Nurse Practitioner
- Womack, Mack | Clinical Nurse Coordinator
- Riley, Leticia | Clinical Nurse Coordinator
- White, Jill | Outreach Nurse
- Oldfield, Donna | Physical Therapist
- Kuebler, Edward | Senior Social Worker
- Farina, Sabrina | Social Worker
Research Staff
- Cantini, Madeline | Senior Research Nurse
- Moynihan, Kathryn | Senior Research Nurse
- Holtz, Kristine | Research Nurse
- Donnachie, Elizabeth | Research Associate
- Ullman, Megan | Senior Research Associate
- Khleif, Aroub | Research Associate
- Gonzales, Valerie | Research Assistant
Pharmacy Staff
- Gustafson, Stephanie | Pharmacist
- McClyde, Nakeitha | Pharmacy Technician
Support Staff
- Sayre, Debbie | Systems and Applications Specialist
- Wooton, Marites | Accountant
- Aguirre, Marla | Administrative Assistant
- Villanueva, Irma | Senior Support Specialist
- Orona, Leticia | Support Specialist
- Session, Renee | Executive Assistant
Location & Contact
6431 Fannin Street
MSB 3.020
Houston, Texas 77030
713-500-5757 (Voice)
Other Locations
Other locations of the Department of Pediatrics include the following:
Children's Memorial Hermann Hospital
GSHTC
- Pediatric Divisions Index
- GSHTC Homepage
- Mission Statement
- What is hemophilia
- Disorders
- Staff
- Clinics
- Pharmacy
- Programs/Services
- Research
- Patient & Family Resources
- Contact Us
We strive to provide care that is of the highest standard, compassionate and accessible."

