Providers

Holly DuBois, M.D.

Dr. DuBois graduated from Stanford University with a degree in Human Biology. She completed her medical school at the Keck School of Medicine at University of Southern California with Dean’s Recognition, and post-graduate training back at Stanford in the Department of Psychiatry and Behavioral Health Sciences. She attained specialized training in consultative psychiatry while at Stanford, and continues to extend her expertise in this arena via telemedicine. After witnessing the triumphs and challenges of telemedicine, she founded Avail Telemedicine in 2016 with the goal of enhancing the delivery and quality of telepsychiatry services. She has partnered with esteemed colleagues in her field to remove barriers of access to excellent mental health care.

John Byun, M.D.

Dr. Byun graduated from the Boston University School of Medicine in 2019. For his residency, Dr. Byun spent time at both Thomas Jefferson University Hospital in Philadelphia and University of Texas Austin Dell Medical School before graduating in June 2022. Dr. Byun has a strong interest in depression and psychosis, as well as early childhood development. While not assisting patients, he enjoys basketball, hiking, and reading about theology.

Jon Hulkower, M.D.

Dr. Jon Hulkower is a proud alum of Northwestern University’s Feinberg School of Medicine. Now a private psychiatrist and consultant, Dr. Hulkower works on treating the overall psychological well-being of his patients, specifically by detecting and managing several kinds of psychological illness, such as depressive disorders, eating disorders, bipolar disorder, and anxiety disorders.

Diem-Huong Pham, M.D.

Dr. Pham is originally from Baton Rouge, Louisiana and completed both her medical school education and general psychiatry residency at Louisiana State University. She is currently finishing her fellowship in child and adolescent psychiatry at UT Austin Dell Medical School. She is interested in autism spectrum disorder, neurodevelopmental disorders, and working with underserved communities. In her free time, Dr. Pham enjoys hiking, traveling, karaoke, K-dramas and spending time with family.

Victor Stiebel, M.D.

Dr. Stiebel received his Doctor of Medicine from the Chicago Medical School.  He completed a combined Internal Medicine/Psychiatry residency at Chicago Medical School and the University of Minnesota with a Fellowship in Psychosomatic Medicine.  On faculty of the University of Pittsburgh Medical School, he splits his time between Emergency Medicine and Emergency Psychiatry.  An early devotee of tele-Psychiatry, he spends a significant part of his time “on-line”.  He retired from the US Navy with 37 years of service.  Victor Stiebel is board certified in Psychiatry, Forensic Psychiatry, Psychosomatic Medicine and Emergency Medicine.

Scott Tlanda, M.D.

Dr. Tlanda graduated Medical School at the University of Texas at Galveston before moving to Baton Rouge for his General Psychiatry residency at OLOL-LSU. He then moved back to Texas for a fellowship in Child and Adolescent Psychiatry at UT Dell Austin. His professional interests include psychosis, mania, and organic psychopathology.

Andrew Wong, M.D.

Dr. Wong graduated from Wayne State University School of Medicine in Detroit, Michigan. Staying in motor city, he then went on to complete general psychiatry residency at Henry Ford Hospital. He is currently finishing his fellowship in child and adolescent psychiatry at UT Austin Dell Medical School. His professional interests include crisis intervention and technology integrated into health care.