Psychiatrist Pleasanton, CA

Award-winning Psychiatrist
15 Years Experience

Specializes in Anxiety, ADHD, and Depression

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Find Your Optimal Balance

Personalized and Comprehensive Care

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Advanced Treatments

Medication Management and Therapy

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Quality Experience

Comfortable and Private Setting

Dr. Alex Anastasiou

Pleasanton Psychiatrist

Psychiatrist in Pleasanton, CA

Dr. Alex Anastasiou is a top award-winning psychiatrist with over 15 years of experience. His Pleasanton psychiatry office serves the cities of Pleasanton, Dublin, San Ramon, Livermore, Danville, and the East Bay Area. Dr. Alex Anastasiou specializes in the treatment of anxietyADHD, and depression in both adults and teenagers. He is a Board Certified diplomate of the American Board of Psychiatry and Neurology and he has extensive training and expertise in psychopharmacology, psychotherapy, and mental health in general. His goal is to provide the best psychiatric care possible for his patients.

As a board-certified physician, Dr. Alex Anastasiou is licensed to perform evaluations and prescribe medication if needed. Dr. Alex is trained to treat the whole person using a comprehensive and individualized approach to your medical care. He may also coordinate treatment plans with your existing physician or refer you to a therapist in the community.

As a Pleasanton psychiatrist, Dr. Alex Anastasiou has seen thousands of patients and is up to date with the newest advancements in mental health. He has given numerous lectures to both medical students and physicians across different specialties. During his training, he was given a Certificate of Commendation from the U.S. Senate and he received the "Master of the PRITE" (Psychiatry Resident-In-Training Exam) Award two years in a row for scoring in the 90th percentile of all psychiatrists trained in the United States.

Dr. Alex Anastasiou's Background

Dr. Alex Anastasiou was born near the areas of Livermore and Dublin. His parents, Dr. Mary and Dr. Stephen, are pediatricians in the area. He graduated from the University of California, Davis with a B.S. in biological sciences (emphasis in neurobiology, physiology, and behavior) as well as a minor in psychology. After medical school, he completed his post-graduate psychiatry residency training at the University of Nevada’s School of Medicine, where he served as a chief resident.

Personalized and Private Psychiatric Care

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Dr. Alex Anastasiou provides the East Bay area with psychiatric care that is compassionate, personalized, and comprehensive. Dr. Alex specializes in the following:

  • Anxiety disorders, along with excessive worry, stress, social anxiety, agoraphobia, anxiety attacks, and panic attacks
  • Evaluation and treatment of attention-deficit/hyperactivity disorder (ADHD)/(ADD)
  • Depression, irritability, low energy/motivation, weight changes, low sex drive
  • Insomnia and difficulty sleeping
  • Situational stressors
  • Obsessive-compulsive disorder (OCD)
  • Relationship problems with friends or family
  • Postpartum depression

If you are struggling with anything listed above, Dr. Alex can help. Practicing for over 12 years, Dr. Alex Anastasiou is a trusted source for help with mental health throughout the East Bay, including Pleasanton, Livermore, Dublin, and beyond. Please note that our office does not do forensic evaluations for custody cases, workers compensation, disability, or legal issues. We recommend a forensic or QME specialist for these types of situations.


For people with anxiety, worry and fear can be overwhelming. With proper treatment, people can manage those symptoms and get back to a more functional way of life. Anxiety issues that Dr. Alex specializes in treating include generalized anxiety disorder (GAD), panic disorder, obsessive-compulsive disorder (OCD), sleeping problems, and social anxiety disorder.


Attention-deficit/hyperactivity disorder (ADHD) is one of the most common disorders found in children, and can continue through adolescence and adulthood. Some symptoms include difficulty staying focused, disorganization, forgetfulness, and hyperactivity. Getting evaluated and treatment can help you function at your best, whether it be in school or at work.


Depression is a mental state characterized by low mood, lack of interest, low energy, changes in appetite or weight, low sex drive, feelings of hopelessness, and poor concentration. Depression is one of the most common disorders and it can affect up to 20 percent of people during their life. Dr. Alex can help you pick the best depression treatment options so that you can start to feel better.

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