Fullerton | Oak Health Center
Mental Health Clinic • Fullerton, CA • Since 2015 • 1 (Fullerton) locations
About
Oak Health Center, A Medical Corporation is a private mental health care group with four U.S. offices, including Fullerton. They offer psychiatric and psychological services for patients of all ages. The Fullerton location is at 2501 E Chapman Ave, Suite 265, Fullerton, CA 92831. The organization was founded in 2015 and is headquartered in Laguna Hills, CA. Contact: 949-258-3741. Website: oak.care.
Clinic Type
Mental Health Clinic
Address
2501 E Chapman Ave, Fullerton, CA 92831, USA
Phone
714-706-0206
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Opening Hours
Patient Care Coordinators are available to take your call Monday through Friday, 8AM – 5PM.
Telehealth
Virtual options available (e.g., Eating Disorder Virtual, Addiction Treatment Program Virtual, etc.)
Emergency Care
If you are experiencing a life-threatening emergency, call 911 or go to the nearest Emergency Room.
Services Offered
Technology & Equipment
Insurance & Payment
Note: If you do not have any of the listed insurances above, you will be considered out of network. If your insurance is out-of-network, you may inquire about our cash rates.
cash, out-of-network, cash rates (inquire)
Languages Spoken
FAQs
What services are offered at Oak Health Center Fullerton?
Psychiatry, therapy, psychological assessments, TMS, eating disorder program (virtual), addiction treatment program (virtual), sleep coaching (virtual).
What are the clinic hours?
Monday–Friday, 8:30 AM–5:00 PM (Patient Care Coordinators available 8AM–5PM).
Awards & Accreditations
Social Media
Photos
What Patients Say
Overall sentiment across review platforms: positive
- Yelp: 4.0/5 (5 reviews (on Yelp))
- bdir.in: 3.7/5 (3 reviews)
Patients praise
- compassionate and skilled psychiatrists
- collaborative treatment approach
- efficient office communication and appointment scheduling
- effective patient care and treatment impact
Common complaints
- billing and payment issues
- mixed experiences with administrative processes
"Dr. Tucker is a one of a kind human being (and doctor). Her gentle and warm spirit, ability to listen, and her compassion is beyond compare."
— Guide.in.ua Patient Review"My Psychiatrist, Dr. Jonathan Lee, has made a tremendous impact on my life... I feel like a participant in my treatment rather than an observer."
— Guide.in.ua Patient Review"I have been with Oak Health for a few years and I haven't really written a review because it has its good and bad points. But it's starting to go down hill. When it comes to payments made from..."
— Yelp/MapQuest Patient ReviewSynthesized from public review platforms as of Jul 10, 2026 — sources: [1][2][3][4].
In the News
- Health for All: Expanding Access in North Orange County - Fullerton Observer — Apr 1, 2026
- St. Jude Heritage Medical Plaza Internal Medicine – Fullerton Harbor Blvd: Compassionate Care Close to Home - News Usa Today — Apr 22, 2026
- Fullerton Villa | Fullerton, CA | 14 Photos & Inspection — Mar 7, 2026
- Kids, Screens, and Summer Eye Health: What Fullerton Families Should Know This Summer - Fullerton Observer — Jul 10, 2026
- 2024: Medicaid payments tied to Drugs Administered Other than Oral Method services rose 27.6% in Fullerton - Lee Network CA — Jun 26, 2026
Information sourced from the clinic's website as of July 10, 2026.
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Sunny Hills Behavioral Health (Sunny Hills TMS and Behavioral Health) is a privately held behavioral health and general medical provider headquartered in Fullerton, California. The center offers a range of psychiatric and therapeutic services, including individual and family therapy, behavior modification for at-risk youth and families, substance abuse counseling, and care for adults with chronic or persistent mental illness. Their team includes psychiatrists, psychologists, nurse practitioners, and licensed therapists who emphasize pharmacology management and compassionate care. Sunny Hills combines telehealth and in-person visits and operates three offices in the United States (primarily in Fullerton and Laguna Hills, CA). Contact: info@sunnyhillsbh.com; phone: (714) 572-3900, (714) 572-4300, or +1 714 773 4111. Website: sunnyhillsmedicalcenter.com.
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