Administrative Staff
Department of Emergency Medicine
Email Inquiries & Mailing:
Roxann.L.Marroquin@uth.tmc.edu
6431 Fannin Street – 2nd Floor (JJL 270-3)
Houston, Texas 77030
Tel: 713-500-7878
Administrative Contact List
| Administration | Name + Email | Title | Phone |
| Dominique Allen | Administrative Coordinator | 713-500-8475 | |
| Padmavathi Annaldasula | Sr. Compliance Coding Analyst | 713-500-6035 | |
| Karen Arriaga | Sr. Certified Coding Specialist | 713-500-6763 | |
| Erron Callis | Medical Assistant II – Practice Plan | 713-500-7878 | |
| Barbara Freeman | Administrative Manager | 713-500-6561 | |
| Jose Garza | Administrative Manager | 713-500-5424 | |
| Byron “Tony” Harrison | Sr. Program Manager | 713-500-5235 | |
| Rebekah Holl | Staff Nurse II – Practice Plan | 713-500-7878 | |
| Febin Kuriakose | Software Developer IV | 713-500-7432 | |
| Roxann Marroquin | Sr. Executive Assistant | 713-500-7863 | |
| Greg Metoyer Jr. | Web Developer IV | 713-500-7855 | |
| Debbie Rivas | Sr. Administrative Manager | 713-500-7367 | |
| Annette Roberts | Sr. Business Intelligence Analyst | 713-500-7871 | |
| Justina Rose | Sr. Certified Coding Specialist | 713-500-6021 | |
| Stephanie Spuhler | Medical Assistant – Practice Plan | 713-500-7878 | |
| Kim Talamantes | Sr. Certified Coding Specialist | 713-500-6026 | |
| Laura Vasquez | Medical Assistant II – Practice Plan | 713-500-7878 | |
| Marisha Yates | Administrative Coordinator | 713-500-7393 |
| Billing & Purchasing | Name + Email | Title | Phone |
| James Balderas | Patient Account Representative II | 713-500-6056 | |
| Larissa Browne | Patient Account Representative II | 713-500-7878 | |
| Sharon Campbell | Accountant II | 713-500-5191 | |
| Rebecca Chapa | Grants & Contract Specialist | 713-500-7880 | |
| Angelina Holiday | Manager, Revenue Cycle | 713-500-7396 | |
| Kateesha Mejia | Administrative Coordinator | 713-500-7802 | |
| Jimeka Pierson | Administrative Manager | 713-500-7872 | |
| Leah Soliz | Patient Account Representative II | 713-500-7878 | |
| Christina Soriano | Grants & Contract Specialist | 713-500-5472 |
| Credentialing | Name + Email | Title | Phone |
| Regina Blackshear | Sr. Credentialing Coordinator I | 713-500-7885 | |
| Carleton Jackson | Sr. Credentialing Coordinator I | 713-500-7116 |
| Education | Name + Email | Title | Phone |
| Ashlyn Kopech | Sr. Residency/Fellowship Program Coordinator | 713-500-7412 | |
| Greg Metoyer Jr. | UME Program Coordinator II | 713-500-7855 | |
| Cassidy Shumway | Residency/Fellowship Program Coordinator I | 713-500-7882 |
| Research | Name + Email | Title | Phone |
| Misha Bhatti | Research Coordinator I | 713-500-8473 | |
| Joe Boyle, BSN, RN, EMT-P | Research Nurse | 713-500-7870 | |
| Hei Kit Chan, PhD | Graduate Research Assistant | 713-500-9571 | |
| Misha Granado, MPH, MS | Senior Program Manager | 713-500-5446 | |
| Arun Kane | Research Coordinator I | 713-500-7813 | |
| Micah Panczyk | Senior Program Manager | 713-500-7878 | |
| Neomi Sepulveda | Research Coordinator I | 713-500-8474 | |
| Normandy Villa | Research Coordinator III | 713-500-7878 |