Dr. Messina & Associates

Clinical Psychologists, Counselors, & Psychiatrists in Southlake and Flower Mound, TX

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Dr. Messina & Associates provides evidence-based psychological and psychiatric services to children, adolescents, adults, and couples in Southlake, Texas, and Flower Mound, Texas, along with the surrounding areas, such as Argyle, Colleyville, Coppell, Copper Canyon, Grapevine, Highland Village, Keller, Lewisville, Trophy Club, and Westlake. The team of clinical psychologists, psychiatrists, and counselors are proud to offer comprehensive, individualized, and compassionate care.

The team at Dr. Messina & Associates utilizes cognitive behavioral therapy (CBT) and medication management to treat a variety of challenges, such as anxiety, depression, phobias, insomnia, panic disorders, OCD, ADHD, and child behavior problems like oppositional defiant disorder.

Dr. Messina & Associates also provides psychological testing and evaluation for a variety of issues, including ADHD, IQ, autism spectrum disorder, as well as academic, mood, and personality problems. The team also offers individual, family, couples, and group therapy.

Dr. Messina & Associates is currently offering services in-person and online. The team welcomes patients to schedule an appointment by calling the office or booking a consultation online today.


Cognitive Behavioral Therapy (CBT) Dr. Messina & Associates, Cognitive Behavioral Therapy

Cognitive Behavioral Therapy (CBT)

Psychological Testing Dr. Messina & Associates, Psychological Testing

Psychological Testing

Online Counseling Dr. Messina & Associates, Online Counseling

Online Counseling

In-Person Counseling Dr. Messina & Associates, In-Person Counseling

In-Person Counseling

Psychiatry Dr. Messina & Associates, Psychiatry


Telepsychiatry Dr. Messina & Associates, Telepsychiatry


Psychiatric Medication Management Dr. Messina & Associates, Psychiatric Medication management

Psychiatric Medication Management

Anxiety Dr. Messina & Associates, Anxiety


Depression Dr. Messina & Associates, Depression


Obsessive Compulsive Disorder (OCD) Dr. Messina & Associates, Obsessive Compulsive Disorder (OCD)

Obsessive Compulsive Disorder (OCD)

Attention Deficit Hyperactivity Disorder (ADHD) Dr. Messina & Associates, Attention Deficit Hyperactivity Disorder (ADHD)

Attention Deficit Hyperactivity Disorder (ADHD)

Oppositional Defiant Disorder (ODD) Dr. Messina & Associates, Oppositional Defiant Disorder (ODD)

Oppositional Defiant Disorder (ODD)

Autism Spectrum Disorder Dr. Messina & Associates, Autism Spectrum Disorder

Autism Spectrum Disorder

Insomnia Dr. Messina & Associates, Insomnia


Panic Disorder Dr. Messina & Associates, Panic Disorder

Panic Disorder

Social Anxiety Dr. Messina & Associates, Social Anxiety

Social Anxiety

PTSD Dr. Messina & Associates, PTSD


Disruptive Mood Dysregulation Disorder Dr. Messina & Associates, Disruptive Mood Dysregulation Disorder

Disruptive Mood Dysregulation Disorder

Separation Anxiety Dr. Messina & Associates, Separation Anxiety

Separation Anxiety

Bipolar Disorder Dr. Messina & Associates, Bipolar Disorder

Bipolar Disorder

Mental Health Services Dr. Messina & Associates, Mental Health Services

Mental Health Services


Dr. Messina & Associates offers both in-person and online counseling and mental health services for patients in Flower Mound, Southlake, and surrounding areas!

Visit online counseling

Visit in-person counseling

Visit mental health services

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Meet Our Office Staff

 photo of Dr. Messina & Associates 

Nancy Salazar

Office Manager

Psychological Testing for ADHD

One of the most important tools for diagnosing ADHD is psychological testing, which involves a comprehensive evaluation of a person's cognitive, behavioral, and emotional functioning.

Achieving Your Goals

Sticking to your goals can bring a variety of benefits to your life, including increased self-confidence, improved health and wellness, increased productivity and success, greater financial stability, and improved relationships.

Improve Your Executive Functioning Skills

Executive functioning skills are the cognitive processes that enable individuals to plan, organize, initiate, prioritize, sustain attention, shift between tasks, inhibit inappropriate responses, and manage emotions. These are critical life skills.


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