Our Physicians

Elizabeth M. Strauch, MD, FACP, FAAHPM
Medical Director
Vice President for Medical Affairs
Dr. Strauch received her undergraduate degree from Rice University and attended Baylor College of Medicine. She remained at Baylor for an Internal Medicine residency, and she subsequently completed a Hospice and Palliative Medicine fellowship at MD Anderson Cancer Center and The Hospice at the Texas Medical Center. She was engaged as an Associate Medical Director for The Hospice at the TMC at the end of her fellowship in 1992. She became Vice President for Medical Affairs in 2000, and she continued in that role after the merger with Houston Hospice in 2002. Dr. Strauch is board certified in Internal Medicine and in Hospice and Palliative Medicine. She is a Clinical Assistant Professor at Baylor College of Medicine and is a Fellow of both the American College of Physicians and the American Academy of Hospice and Palliative Medicine.
 Thuy Hanh Trinh, MD, MBA, FAAFP, FAAHPM, WCC 
Team Physician
Dr. Trinh received her medical degree from Louisiana State University Health Science Center in New Orleans and trained in family medicine at Baylor College of Medicine. Following residency, she completed her geriatric fellowship at Baylor College of Medicine and her palliative medicine fellowship at M.D. Anderson Cancer Center. She joined Houston Hospice in 2007 and serves as the Education Liaison.
 Nancy L. Glass, MD, MBA
Team Physician
Dr. Glass received her Doctor of Medicine from Baylor College of Medicine and MBA from Rice University. Having served as an anesthesiologist and physician in the Pediatric Pain Service Department of Texas Children’s Hospital, she has a wealth of experience, especially in the area of pain management. She is a tenured Professor of Pediatrics and Anesthesiology at Baylor College of Medicine and has earned many awards for teaching excellence. Dr. Glass has lectured extensively locally, nationally and internationally on topics of pediatrics and anesthesiology. She has also written at length on these topics. Her passion for her field has inspired Dr. Glass to lead teams of volunteer physicians in Peru and Guatemala. 
Gary Erwin, MD
Team Physician
A native of Houston, Texas, Dr. Erwin received his Doctor of Medicine from The University of Texas Medical Branch before serving as a Commander, U.S. Army - MSR Health Clinic SFEGUARD, Nekoma, North Dakota. He was awarded a United States Army Commendation Medal for Meritorious Services in 1974. Dr. Erwin served as Chairman of Infection Control, as a member of the Pharmacy and Therapeutics Committee, as a member of the Executive Committee, and as Chairman of Hematology and Oncology for Houston Northwest Medical Center. Previously, Dr. Erwin served on the Houston Hospice Board of Directors.
Gildardo Andres Ceballos, MD
Team Physician
A native of Colombia, Dr. Ceballos first earned his Doctor in Medicine at Colegio Mayor de Nuestra Senora Del Rosario University, Bogota, Colmbia and later from The University of Texas Medical School at Houston. He is a member of Kaplan Medical Honor Society, an organization emphasizing the pursuit of excellence in medicine. Dr. Ceballos also serves as an Internal Medicine Physician in the Adult/Geriatric Clinic and Inpatient Service at Oakbend Medical Center.
Julia Reyser, MD
Team Physician
Dr. Reyser received her medical degree from Azerbaijan Medical University and completed postgraduate medical training at Baylor College of Medicine, Houston in the Department of Geriatrics, and The University of Texas Health Science Center at Houston. She serves as Assistant Professor of the Department of Medicine, Section of Geriatrics for Baylor College of Medicine, and previously served as Assistant Professor in the Department of Family and Community Medicine at the University of Texas Medical School at Houston.