About Us

Compassionate Care, Personalized For You

Kimberly Kaestner on a telehealth call with a patient
The Psych Wellness Spa care team

Welcome to our practice, where healing begins with understanding. Led by Kimberly Kaestner, PMHNP, we are dedicated to providing individualized psychiatric care that empowers you to live your best life. Whether you’re navigating anxiety, depression, ADHD, or other mental health challenges, we’re here to support you every step of the way.

Kimberly Kaestner on a telehealth call with a patient
The Psych Wellness Spa care team
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Kimberly Kaestner

MSN, APRN, PMHNP-BC, FNP-C

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Kimberly Kaestner, PMHNP‑BC is a board-certified psychiatric mental health nurse practitioner who brings warmth, insight, and expertise to every patient connection. Whether you’re facing anxiety, depression, trauma, substance-use challenges, or treatment-resistant mood symptoms, Kimberly draws on her experience in outpatient psychiatry to create personalized, collaborative care plans. She emphasizes evidence‑based medication management integrated with lifestyle-informed strategies—considering sleep, nutrition, stress, and support systems to strengthen your well‑being. At the heart of her practice is genuine listening and mutual respect: she understands that each person’s story is unique, and tailors care so you feel empowered, heard, and supported every step of the way

✓ PMHNP-BC ✓ FNP-C ✓ CA License #95028181 ✓ NPI 1841061405
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Leasa Dering

MSN, RN, PMHNP-BC

Leasa Dering, PMHNP-BC — psychiatric mental health nurse practitioner at Psych Wellness Spa

Leasa Dering, PMHNP-BC brings three decades of nursing experience and a deep sense of compassion to her work as a psychiatric mental health nurse practitioner. The moments that mattered most across her career were the ones spent slowing down with people who were quietly struggling—and that calling led her to psychiatry.

Leasa practices whole-person care, treating not just a diagnosis but the biological, psychological, social, and lifestyle factors shaping each person’s mental health. She partners with clients to build treatment plans they help direct, blending thoughtful medication management with education, lifestyle guidance, and genuine listening.

She has a particular heart for those living with PTSD, and her hope for every client is simple: to leave feeling heard, understood, and cared for as a whole person—with a clear plan and direction for their healing.

✓ PMHNP-BC ✓ 38 Years of Nursing Experience ✓ CA License #95039240 ✓ NPI 1366386179
Leasa Dering, PMHNP-BC — psychiatric mental health nurse practitioner at Psych Wellness Spa

Virginia Rubio

MSN, RN, PMHNP-BC

Virginia Rubio, PMHNP-BC — psychiatric mental health nurse practitioner at Psych Wellness Spa

Virginia Rubio, PMHNP-BC brings more than a decade of nursing experience to her work in psychiatry—years spent in hospital telemetry and medical-surgical units, a state psychiatric hospital, and correctional and juvenile health settings. Those environments put her alongside people at the hardest points in their lives, often people who had been overlooked elsewhere, and taught her that being genuinely listened to is itself part of treatment.

Her medical background shapes how she practices. Virginia looks for physical contributors to psychiatric symptoms—thyroid function, vitamin levels, sleep disruption, medication effects—rather than assuming a diagnosis explains everything on its own. From there she builds individualized plans that pair thoughtful medication management with cognitive behavioral strategies, mindfulness, and practical guidance on sleep, nutrition, and movement.

She works with adults experiencing anxiety, depression, trauma and PTSD, mood disorders, and sleep difficulties, with a particular interest in women’s mental health, including perinatal concerns and major life transitions. Bilingual in English and Spanish, Virginia’s goal for every patient is that they leave each visit feeling understood, with a clear plan and a next step that feels doable.

✓ PMHNP-BC ✓ 16 Years of Nursing Experience ✓ CA License #95039841 ✓ NPI 1992638654
Virginia Rubio, PMHNP-BC — psychiatric mental health nurse practitioner at Psych Wellness Spa

Our Approach to Mental Health

We believe in treating the whole person—not just the symptoms. Our practice emphasizes a holistic, evidence-based approach that combines:

Telehealth psychiatry from home in California
Compassionate psychiatric care at Psych Wellness Spa
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Personalized Treatment Plans

Tailored strategies that align with your unique needs and goals.

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Medication Management

Carefully considered prescriptions to support your mental well-being.

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Therapeutic Support

Collaborative sessions to address underlying issues and promote lasting change.

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Telepsychiatry Services

Accessible care from the comfort of your home, ensuring convenience and continuity.

Why Choose Us

Kimberly is so very supportive and helpful. Just wonderful all around!

Amy S

Kim is an amazing provider. She made me feel very comfortable and helped me reduce my nervousness and anxiousness. She is absolutely amazing and very helpful

Kanak A

she was so gentle and caring with me. she was direct but sensitive and left me with a feeling of hope that i haven’t felt in awhile.

Kait H

Prompt, efficient and provides the care I greatly needed. Highly recommend Kimberly. Thank you for helping me.

Dara U

Amazing medical professional. Very easy to talk to and understanding. I had plenty of trepidation about seeing a mental health professional. She normalized what I was going through, empathized and gave me some incredible solutions. All the emotions came out afterwards and she rea...

William K

Listening attentive and gave me confidence that things will be all right

Sherin S

Very supportive and helpful doctor!

Kanak A

Kim is very knowledgeable, professional and good at her job. Our first meeting was greatly productive today, I feel blessed to have had her help!

Amy S

Kind and efficient, felt like there was genuine understanding and care for the problem I was getting in touch about. Very straight forward about a path to figuring out the best solution for me, which gives me confidence in the treatment plan.

Vyom F

After struggling to receive care taking other avenues, I chose to visit Kimberly. She heard me, made me feel seen, and patiently worked through all of my concerns. I am very grateful to have found her.

Audrey G

I had a really positive experience. From the moment I met her, she made me feel comfortable, heard, and genuinely cared for. She took the time to listen without judgment and created a safe space where I could openly talk about what I've been going through.

Evangelina V

Kim as great, able to get an appointment right away and picked up prescription. Highly recommend Kim!

JC

I highly recommend Kimberly. Making an appointment is super easy and she is lovely.

Patient

Great experience! She was very thorough and I didn't feel rushed during the appointment

Kasandra R.

She was so helpful addressing all my concerns and very attentive. Thank you!

Kristina M.