Find the provider that best suits your needs.

Meet the Team

  • A woman with blonde hair wearing a white lab coat, sitting against a blue background, looking at the camera with a slight smile.

    Emily Samuel, founder & CEO

    Psychiatric Nurse Practitioner

About Emily Samuel

Emily is a California Board Certified Psychiatric Nurse Practitioner who provides medication management and psychotherapy, currently focusing primarily on holistic outpatient psychiatry for high powered professionals. Emily’s therapeutic approach is a mixture of supportive therapy and motivational interviewing; she thoroughly evaluates your entire mental health in a way that makes you feel connected and supported, and provides you with positive energy, strength for recovery and healing, and health coaching. Emily has over 15 years of clinical experience; she received her education from Penn State University and University of Maryland, and is here to help you actualize your most enhanced self. 🔥

  • Dr. Tracy Peng, Psychiatrist

    Collaborating Physician

About Dr. Tracy Peng

Dr. Peng holds over 20 years of experience as an integrative Psychiatrist, specializing in treatment including East-West modalities, individual mindfulness-based psychotherapy, supplements and herbs, mind/body interventions, relationship skills, and spirituality and meditation. She received her MD degree from the Keck School of Medicine at the University of Southern California and completed psychiatry residency at California Pacific Medical Center in San Francisco.

  • A woman with brown hair and blue eyes wearing a black turtleneck sweater, standing outdoors near a body of water with buildings and trees in the background during sunset.

    Grace Collins

    Psychiatric Nurse Practitioner

About Grace Collins

Grace Collins is a Board Certified Psychiatric Mental Health Nurse Practitioner at MindTree. Grace is a psychiatric nurse practitioner who integrates evidence-based expertise with a holistic, client-centered approach. She is dedicated to providing knowledgeable, personalized care that supports mental health, healing, and long-term well-being. Grace prides herself on her ability to connect with clients throughout the various stages of their healing. Grace is currently focusing primarily on holistic outpatient psychiatry to help you feel validated, empowered, and motivated.

  • Satya Shah

    Psychiatric Nurse Practitioner

About Satya Shah

Satya Shah is a Board Certified Psychiatric Mental Health Nurse Practitioner at MindTree.

  • A woman with long dark hair, glasses, and a black top smiling at the camera against a plain background.

    Dr. Thais Siewert

    Psychiatric Nurse Practitioner

About Thais Siewert

Thais Siewert is a board certified Psychiatric Mental Health Nurse Practitioner. She earned her Doctor of Nursing Practice degree in Psychiatric Mental Health at Brandman University and has worked with a variety of patients in the outpatient and inpatient settings. Her devotion to patient care leads her to be an ambitious researcher, longing to provide the best up to date treatment to her patients. As we live in a society that is highly multicultural and multilingual, she speaks Portuguese, Korean and Spanish and has different cultures within her background. She is strongly committed in providing proficient culturally individualized care. Her professional career is driven by making an impact on her patients’ lives, through the medium of healing and helping them achieve their greatest potential.

  • A smiling man with dark hair and a beard, wearing a blue and white checkered shirt, standing against a dark background.

    Dr. Eric Chaghouri, Psychiatrist

    Consulting Physician

About Dr. Eric Chaghouri

Dr. Eric Chaghouri is a 2007 graduate from the UCLA, and earned his medical degree from the Keck School of Medicine in 2011. After completing residency, Dr. Chaghouri accepted a fellowship position in forensic psychiatry at the prestigious USC Institute of Psychiatry and Law. Since completing his forensic psychiatry fellowship, he has established a successful and thriving practice in West Hollywood and Century City, California, focusing on treatment of co-occurring psychiatric and addictive disorders. He also has extensive experience consulting and providing opinions on psychiatric issues for major television networks. Dr. Chaghouri’s interests include addiction medicine, substance use disorders, forensic psychiatry, medical ethics, psychological autopsy, gender wellness, and evidence-based treatment of psychiatric conditions.

"Finding the right practitioner who takes the time to assess my needs and treat me with compassion has been hard. Emily made that easy. I am on the right track in my health. Thank you, Emily."

-LA, CLIENT

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