Addiction Psychiatry Faculty
![Dr. Sidarth Wakhlu](/education/medical-school/departments/psychiatry/assets/sidarth-wakhlu256x256.jpg)
Sidarth Wakhlu, M.D.
- Addiction Psychiatry Fellowship Director
- Professor of Psychiatry
- Distinguished Teaching Professor
- Associate Director Addiction Division
![Dr. David Atkinson](https://www.utsouthwestern.edu/facultydata/40831/images/atkinson-david-psych%20copy.jpg)
David Atkinson, M.D.
- Associate Professor of Psychiatry
- Medical Director,
Teen Recovery Program - Children’s Medical Center, Dallas
![Dr. Monica Radford Barbosa](https://www.utsouthwestern.edu/facultydata/172816/images/barbosa-monica.jpg)
Monica Radford Barbosa
- Assistant Professor, UT Southwestern Medical Center
- Attending Physician, Addiction Team, North Texas VA HCS
![Dr. Adriane dela Cruz](https://www.utsouthwestern.edu/facultydata/125438/images/dradrianedelacruz-crop.jpg)
Adriane dela Cruz, M.D., Ph.D.
- Assistant Professor
- Associate Residency Training Director
- Acad Colleges Assist. Dir.
- Brain & Behavior Course Co-Director
![Dr. Delgado](https://www.utsouthwestern.edu/facultydata/184174/images/fabrizzio-delgado70x102.jpg)
Fabrizzio Delgado, M.D.
- Assistant Professor, UT Southwestern Medical Center
- Psychiatry
![Dr. Abbie Ewell](https://www.utsouthwestern.edu/facultydata/66680/images/abbie-ewell-2.png)
Abbie Ewell, M.D.
- Assistant Professor
- Parkland Consultation-Liaison Psychiatry Team Lead
![Dr. Tyler Hecht](/education/medical-school/departments/psychiatry/assets/tyler-hecht256x256.jpg)
Tyler Hecht, M.D.
- Adjunct Assistant Professor of Psychiatry
- Staff Psychiatrist, Addiction Team, North Texas VA HCS
![Dr. Kapila Marambage](https://www.utsouthwestern.edu/facultydata/177967/images/marambage-kapila.jpg)
Kapila Marambage, M.D.
- Assistant Professor of Psychiatry
- Parkland Hospital – Addiction Services
![Dr. Gonzalo Perez-Garcia](/education/medical-school/departments/psychiatry/assets/perezgarcia.jpg)
Gonzalo Perez-Garcia, M.D.
- Site Director, Partial Hospital Program
- Texas Health Presbyterian
![Dr. Nancy Onisko](/education/medical-school/departments/psychiatry/assets/psychiatry-addiction-faculty-onisko-nancy70x102.jpg)
Nancy Onisko, D.O.
- Assistant Professor, UT Southwestern Medical Center
- Emergency Medicine
![Dr. Julie Pittman](/education/medical-school/departments/psychiatry/assets/juliepittman.png)
Julie Pittman, M.D., Ph.D.
- Medical Director
- Nexus Recovery Center
![Juan Sosa, M.D., profile photo](/education/medical-school/departments/psychiatry/assets/juan-sosa256x256.png)
Juan Sosa, M.D.
- Assistant Professor, UT Southwestern Medical Center
- North Texas VA Healthcare System Mental Health – Substance Use Residential Rehabilitation Treatment Program
![Dr. Maria Velasco Gaitan](/education/medical-school/departments/psychiatry/assets/maria-velasco-gaitan115x115.jpg)
Maria Velasco Gaitan, M.D.
- Clinical Assistant Professor
- Site Director for Parkland Interdisciplinary Pain Program
![Dr. Salim Zulfiqar](/education/medical-school/departments/psychiatry/assets/salim-zulfiqar256x256.png)
Salim Zulfiqar, M.D.
- Adjunct Associate Professor
- Medical Director, Opioid Replacement Center, Dallas VAMC