

I’m passionate about helping those who need help mentally and emotionally
Hello, my name is Alexander Valenzuela PMHNP. I specialize in psychiatric medication management and cognitive behavioral talk therapy. If you're struggling with your mental health and realize you want help, you don't have to do it alone. I am looking forward to starting the journey with you to help achieve your best self.
Dr. Helder Araujo is a board-certified psychiatrist in California whose work bridges psychiatry, neuroscience, and education
Originally from Portugal, he completed medical school and began training in neurology before moving to the United States. He earned a Ph.D. in neuroscience and conducted postdoctoral research at the University of Southern California (USC). He has also taught at colleges and universities, an experience he deeply values.
Dr. Araujo completed psychiatric training to pursue his passion: helping adults in California manage their mental health challenges.
Hi, I’m a Board-Certified Psychiatric Mental Health Nurse Practitioner with over 20 years of nursing experience. I provide thoughtful, personalized care for individuals dealing with anxiety, depression, ADHD, and other common mental health concerns. My approach is warm, respectful, and judgment-free — I believe real healing starts with feeling heard and understood. I work closely with each client to create a treatment plan that feels supportive, practical, and tailored to their unique needs.
IMPORTANT: For current availability, visit https://mentalhealthpractitioners.com/ or call or 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. You can text us your info or email us at [email protected]. Please be sure to send us a picture of your insurance information and photo ID!
I'm Christina Stelly, DNP, APRN, PMHNP-BC — a board-certified Psychiatric Mental Health Nurse Practitioner based in Martinez, CA. With over 15 years of clinical experience across inpatient psychiatry, maternal health, and advanced practice, I am deeply committed to delivering compassionate, evidence-based mental health care to every person I serve.
I specialize in treating schizophrenia, bipolar disorder, PTSD, depression, anxiety, and etc.
My academic background includes a Post-Certificate DNP in Psychiatric Mental Health from the University of Illinois Chicago, a Doctorate of Nurse Practice from Texas Tech University, and a Master of Science in Nursing from Touro University. I also completed an intensive NP residency focused on advanced psychiatric care, crisis stabilization, and forensic psychiatry, which further strengthened my clinical expertise.
Earlier in my career, I specialized in maternal mental health, serving as a Patient Care Director for high-risk obstetric populations and contributing to perinatal mental health policy at the state and national levels. This background gives me a uniquely broad, whole-person perspective on psychiatric care across the lifespan.
My approach is grounded in trauma-informed, individualized care. I take time to fully understand your history, concerns, and goals before collaboratively building a treatment plan tailored to you. I have also served on health policy committees and presented at national nursing conferences, reflecting my commitment to psychiatric care.
Hi, I’m Christina! I’m a double board-certified Family Nurse Practitioner and Psychiatric Mental Health Nurse Practitioner with over 12 years of experience in healthcare. I earned my bachelor’s degree from UCLA, master’s from Cal State LA, and post-graduate certification from National University.
Over the years, I’ve had the opportunity to work in family practice, urgent care, and emergency settings, which has given me a broad understanding of how physical and mental health are connected.
I specialize in supporting individuals who are dealing with depression, anxiety, PTSD, insomnia, mood disorders, and other mental health concerns.
Akpengbe, DNP, earned a doctorate at Brandman University in California and a Master’s degree in science at Walden University in Minnesota, certified to provide medical and psychiatric needs in California. With 17 years of experience in mental health and medical care since 2005.
If you feel burdened trying to reach a provider or think you need to be heard by a provider. he has an answer to these constraints, with knowledge of medication management for anxiety, depression, and mood,











Headway makes it easy to find support for your mental health — from finding the right provider, to understanding costs, to scheduling with ease.