This Privacy Policy describes how Orange Coast Psychiatry, (“Orange Coast”, “We”, “Us”) the owner and operator of this site, may collect, use, share, and protect information on orangecoastpsychiatry.com, mobile websites, microsites, mobile applications, Orange Coast profiles on our social media sites and any other digital services and platforms officially operated or used by Orange Coast Psychiatry from time to time (the “Sites” or “Services”). This Privacy Policy does not govern Orange Coast Psychiatry’ collection, use, or disclosure of Protected Health Information (“PHI”) in the course of providing clinical services, which is resolved by our Notice of Privacy Practices issued in accordance to the Health Insurance Portability and Accountability Act (“HIPAA”). This Notice applies to personal information provided, transmitted, or submitted through our Services and describes the choices you have with respect to your personal data. This Privacy Notice does not apply to third-party entities; you should contact those parties directly to learn how they may use your information. This Privacy Notice also does not apply to information that cannot be identified to any individual, household, or device.
When you provide your email address or phone number, you agree to receive all the communications regarding appointments, care, billing, and any updates in the practice.
All our patients’ Protected Health Information (PHI) is managed by our privacy policy in agreement with the Health Insurance Portability and Accountability Act (HIPAA). This explains:
All of the vendors that access Protected Health Information (PHI) are instructed to sign a Business Associate Agreement where required by HIPAA.
If you are a resident of California, you hold the right to:
To submit a privacy request, contact:
Orange Coast Psychiatry Phone: (714) 683-1472.
Email: privacy@orangecoastpsychiatry.com
Address: 1720 W Ball Rd, Suite #4C, Anaheim CA 92804.
Before processing your requests, we will verify your identity.
We do not sell any personal information according to California law.
We enforce technical, administrative, and physical precautions developed to protect personal information. Data communicated or shared through our website is encrypted using Secure Socket Layer (SSL) technology.
While we aim to protect information, no system can ensure complete security.
We keep personal information for as long as required to:
Medical records are controlled in agreement with federal and state law of California.
We provide services to children with the full consent of their parents or legal caretaker. We don’t collect personal information from children under 13 without verifying their parents’ consent, according to the Children’s Online Privacy Protection Act (COPPA).
We may update this Privacy Notice from time to time to reflect changes in our practices or legal requirements. The Effective Date at the top of this notice indicates when it was last updated. We encourage you to review this Privacy Notice periodically to stay informed about how we protect your privacy.
Orange Coast Psychiatry Phone: (714) 683-1472.
Email: privacy@orangecoastpsychiatry.com
Address: 1720 W Ball Rd, Suite #4C, Anaheim CA 92804.

Dennis Ly is a Board-Certified Psychiatric-Mental Health Nurse Practitioner dedicated to delivering compassionate, evidence-based, and holistic care. With eight years of nursing experience in emergency medicine, Dennis gained extensive experience working with patients in acute crisis, including those with psychiatric and behavioral health needs. These experiences fostered his passion for mental health and shaped his ability to remain calm, empathetic, and collaborative when supporting patients during their most vulnerable moments.
He earned his Master of Science in Nursing from Capella University and completed his Post-Master’s PMHNP certificate at National University, where he received advanced training in psychiatric assessment, psychopharmacology, and therapeutic interventions for children, adults, and geriatric patients. His clinical focus includes the treatment of anxiety, depression, bipolar disorder, schizophrenia, and ADHD.
In addition to medication management, Dennis integrates therapeutic modalities such as cognitive behavioral therapy (CBT), motivational interviewing, and patient-centered therapy into his practice, tailoring care to each individual’s goals and values. He approaches treatment with a holistic and collaborative philosophy, meeting patients where they are and empowering them to build resilience through personalized care.
Outside of work, Dennis enjoys exercising, eating sushi and Korean BBQ, and traveling.


Vivienne Peng is a board certified Psychiatric-Mental Health Nurse Practitioner with over 10 years of nursing experience working in the mental health field. Fluent in both English and Mandarin Chinese, she brings a culturally responsive, person-centered care that honors each individual’s unique background and walks of life.
Outside of work, Vivienne enjoys traveling, discovering new restaurants, watching movies and visiting museums. She genuinely enjoys meeting new people and feels inspired everyday by the strength and resilience of those she serves.









Clint is one of our most experienced Psychiatric-Mental Health Nurse Practitioners at Orange Coast Psychiatry and is 103NP Licensed in the State of California.


Nicole Leonce is a Board-Certified Psychiatric-Mental Health Nurse Practitioner with over five years of experience in psychiatry and a strong medical background. She earned her Doctor of Nursing Practice degree from the University of San Francisco and is a proud member of the Sigma Theta Tau International Honor Society of Nursing. Nicole has a special emphasis in Trauma-Informed Care and is deeply committed to providing compassionate, patient-centered, and culturally responsive treatment.
Her clinical expertise includes the diagnosis and management of depression, anxiety, bipolar disorder, trauma-related conditions, ADHD, OCD, substance use disorders, and mood disturbances. She also provides care for individuals navigating grief, life transitions, and relationship stressors. Nicole integrates evidence-based approaches such as psychodynamic therapy, motivational interviewing, and solution-focused techniques, along with medication management, to help her clients achieve balance and emotional well-being.
Nicole believes that every patient’s story deserves to be heard and validated. She strives to create a safe and supportive environment where individuals feel empowered to explore their challenges and reach their full potential.
Outside of her practice, Nicole enjoys reading, traveling, exploring museums, cooking, and dining with friends and family. She also loves spending time with her miniature poodle, Nico.
