Find a psychiatrist in Walnut Creek, CA — covered by insurance

As a Psychiatric Mental Health Nurse Practitioner, I aim to create a space where you feel heard, respected, and understood. I believe mental health care should be collaborative, practical, and tailored to your unique needs. My approach combines evidence-based treatment with real-life understanding whether that includes therapy, lifestyle changes, or medication management when appropriate. I value honesty, cultural awareness, and meeting you where you are. My goal is to help you feel more stable, confident, and in control of your mental health not just during appointments, but in your everyday life.

Great to meet you! I am Tammy D. Moijueh, Psychiatric Mental Health Nurse Practitioner. I am pleased to serve with the best of my expertise and commitment to your well-being, offering training in outpatient psychiatry, ambulatory care, and telemedicine. My goal is to make communications easy, insightful, and encouraging. My Doctorate in Nursing Practice from Charles R. Drew University of Medicine and Science, combined with over 10 years of experience in the field, enhances behavioral health training and promotes the most positive treatment outcomes.

Hi, I am a Board-Certified Psychiatric Mental Health Nurse Practitioner. I work with veterans, first responders, and people in high-stress or high-responsibility roles. I also provide care in English, Russian and Ukrainian languages.

As a Board-Certified Psychiatric Mental Health Nurse Practitioner with over a decade of clinical experience, I bring something distinctive to mental health care: a research-informed approach grounded in real-world compassion. My background as a Sub-Investigator in psychiatric trials keeps me current with the latest treatment innovations, while my Master's from Western University of Health Sciences and ongoing Doctoral studies ensure I'm always expanding my expertise.

I specialize in the conditions that require specialized understanding: ADHD, autism, complex patients, OCD, personality disorders, PTSD/trauma, schizophrenia/psychosis disorders, and substance use disorders, alongside comprehensive treatment for depression, anxiety, panic, mood disorders, and bipolar disorder. What excites me about this work is that every client teaches me something new about resilience and recovery.

My clinical experience spans diverse settings, from outpatient care to cutting-edge research, giving me a unique perspective on evidence-based treatment. I combine thorough psychiatric evaluations using DSM-5 criteria with personalized medication management, always staying current with the latest advances in psychiatric care.

What I want you to know is this: your mental health journey matters to me both professionally and personally. I'm committed to providing care that's not just clinically excellent, but deeply respectful of your individual experience and goals.

IMPORTANT: For current availability, visit https://mentalhealthpractitioners.com/ or call/text us anytime at 415-968-6515—we make it super easy! Intake forms are required before your first appointment and will be emailed to you when you book online. Please be sure to send us a picture of your insurance information and photo ID!

I'm Stephanie Patrick-Calvillo, a Board-Certified Psychiatric Mental Health Nurse Practitioner who believes mental health care should be accessible, compassionate, and tailored to each individual. Over the past 15+ years, I've worked with diverse populations—from adolescents facing their first mental health crisis to adults navigating complex psychiatric conditions, and seniors experiencing cognitive and emotional challenges.

My practice is grounded in the belief that effective treatment goes beyond symptom management. I take time to understand your unique story, your strengths, and the factors that shape your mental health. Whether you're dealing with a new diagnosis or have been managing symptoms for years, I meet you where you are with respect and without judgment.

I specialize in treating mood disorders, anxiety, psychotic disorders, personality disorders, substance use concerns, and behavioral issues related to dementia. I've completed advanced certification training because I'm committed to staying current with evidence-based treatments—ensuring you receive care that reflects the latest research.

Beyond clinical work, I'm passionate about mentoring the next generation of healthcare providers. I've mentored nursing and nurse practitioner students from multiple universities, which keeps me grounded and reminds me why this work matters.

When you work with me, you're getting someone who genuinely cares, who's seen mental health challenges from many angles, and who believes deeply in your capacity for healing and growth.