top of page
Dr. ETamez.jpg

Dr. Elizabeth G. Tamez, Psy. D
Licensed Psychologist

Serving Patients Since 2000

I’m Dr. Elizabeth G. Tamez, a licensed Psychologist based in Brownsville, Tx. - here to guide you through life’s most complex and difficult matters. I truly care about my patients’ well-being and guarantee top of the line consultation and psychological services catered to their needs.

Since 2000, I have provided a number of specialized evaluative services to those dealing with challenging life experiences. Patient well-being is my number one priority, and I go above and beyond to help them through all their obstacles. Get in touch with us today for more information.


Teresita D. Silguero, M. Ed.

Licensed Professional Counselor (LPC) Associate

Teresita Silguero is a Licensed Professional Counselor-Associate that joined our team in January 2022. 
She is licensed to practice provisionally in Texas and is under the supervision of Dr. Elizabeth Tamez, PsyD, LPC-S. Teresita, a Brownsville native, provides therapy services in English and Spanish. 
Teresita earned her Master’s degree in Counseling and Guidance from The University of Texas at Rio Grande Valley (UTRGV) in 2019. She worked for shelters that serve immigrant children before venturing into private practice. Furthermore, she is passionate about growing as a professional and has completed basic training in Eye Movement Desensitization and Reprocessing (EMDR). 
Teresita is currently specializing in helping clients experiencing complex trauma, depression, and anxiety symptoms. Her experience includes working with clients that present the following problems: men's issues, grief, LGBTQ issues, anger management, bullying, bipolar disorder, coping skills, conflict resolution, resiliency development, self-esteem, suicide, and relationship issues. She is characterized for developing a strong therapeutic alliance and demonstrating genuine interest and care for her clients. Her focus is predominantly working with pre-adolescents, adolescents, and adults, and offers individual counseling services to private pay clients. At this time, she does not offer couples or family therapy but hopefully, as she grows in the profession she will be able to expand her services.


Diana Duran

Psychological Assistant

Bio: Diana is a Master’s student in Clinical Psychology. She currently assists in psychological evaluations and hopes to become a licensed psychological associate (LPA) after graduating.


Desiree Garcia

Psychological Assistant

Bio: Desiree Garcia is currently a graduate student at the University of Rio Grande Valley. She is getting her master’s degree in clinical psychology. She has already obtained a bachelor’s degree in psychology with a minor in English. After earning her master’s, her goal is to obtain licensure as a psychological associate (LPA). Her current position as an intern allows her to work under the supervision of Dr. Tamez to provide counseling services.


Isabel Rios, M. Ed.

Licensed Professional Counselor (LPC) Associate

Bio pending...


Lonnie Tamez

Front Office/ Marketing

Lonnie Tamez was a former Sam's Club operations manager employed from 1988 to 2004. His management focus was marketing and high volume sales. Lonnie Tamez and the Brownsville Tx. Sam’s Club was recognized on a National level for the 2nd highest volume sales in selling extended insurance product warranty plans. This 2nd place ranking was throughout the entire company including internationally. This recognition was presented in 2003 at the Walmart/Sam's Club annual shareholders meeting in Atlanta GA. The following year in 2004 Lonnie decided to venture into entrepreneurship and start a private independent insurance agency. His primary insurance sales focused in property and casualty insurance. Today he still operates his independent agency and maintains his current insurance book of business while helping his wife Dr. Elizabeth G Tamez with the daily operations and logistics at Brownsville Psychological Center. We are extremely happy to have him on our team with his extensive sales and management experience.


Michael L. Malone, LMSW

Licensed Masters Social Worker

I am incredibly grateful for your interest in getting to know me a little better. I have worked in the mental health field for over 5 years starting as a behavioral health tech in the United States Army. I then worked at a non-profit for veterans providing group services. I currently provide counseling and therapy services for pre-teens to adults. I love working with any kind of person no matter who they may be. I can help address a variety of needs in life to better oneself and reach your goals.

I specialize in veteran issues and young adult issues including trauma, anxiety, and depression.

If you are struggling with any kind of problem in life, feel free to reach out and start that talk with me.


Blanca Martinez

Billing Team Lead

Blanca Martinez has been an insurance medical biller for over 30 years. Her expertise and knowledge plays a vital role within our team to accurately verify benefits and coverages for our potential new patients. We are fortunate to have Blanca on our team.

bottom of page