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About Lumina Wellness

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About Sean Kim, PMHNP — Psychiatric Care in Hermosa Beach & Across California

Sean Kim, is a Psychiatric Mental Health Nurse Practitioner (PMHNP) who provides compassionate, evidence-based psychiatric care. As a PMHNP, he is licensed to diagnose mental health conditions, prescribe and manage medications, and provide ongoing treatment; with emphasis on whole-person, patient-centered care.

He specializes in treating ADHD, depression, anxiety, OCD, and PTSD. Currently, serving patients in Hermosa Beach, Redondo Beach, Manhattan Beach, Torrance, and throughout Los Angeles County.
For those outside the South Bay, He also offers secure tele-health appointments anywhere in California. His approach blends thorough psychiatric evaluation, thoughtful medication management, and integrative strategies to help you feel like yourself again, focused, balanced, and confident in your daily life.

He created Lumina Wellness to transform psychiatric care by providing personalized, high-quality treatment that is both accessible and sustainable. He believes patients deserve more than rushed five-minute appointments; they deserve thoughtful, individualized care where their needs are heard and respected. By accepting insurance without compromising quality, we are changing the way medication management is done, making comprehensive mental health care available to everyone while maintaining the highest standards of compassion and clinical excellence.

OUR Approach to Care

Sean K. | psychiatric nurse practitioner

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we’re not just prescribing,

we’re listening

A calming space for clarity, connection, and real support.


Lumina Wellness isn’t a typical psychiatric practice, and it’s not meant to be. If you’ve ever felt like mental health care was cold, clinical, or overly focused on quick fixes, you’re not alone. This practice was created to be the opposite of that experience.


Here, you’re not just a list of symptoms or a diagnosis to manage. You’re a whole person with a complex story, and you deserve care that honors that. At Lumina Wellness, we take a holistic approach to mental wellness, one that blends thoughtful psychiatric expertise with presence, compassion, and partnership.


Whether you’re dealing with ADHD, anxiety, depression, OCD, PTSD, or just feeling lost in your own mind, this is a place where you can slow down, be heard, and begin to find your way again.

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