About the Practice
This is a practice in Castro Valley, California focused on mental health services.
Practice Context in IntroTherapy
- • IntroTherapy lists 53 mental health practices in Castro Valley. John D. Gibbins, PhD is one of them.
- • 15,429 practices statewide in California are tracked in our directory.
- • Typical psychologist compensation in California: $94,000 – $177,000 (median $109,000). Source: BLS OEWS, state cost-of-labor adjusted.
Data compiled from U.S. state licensing boards, NPI public registry, and verified practice listings. Mental health is a YMYL topic — we prioritize licensed, verified providers only. Methodology & sources · Updated August 2026.
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Frequently asked questions
Where is John D. Gibbins, PhD located?
John D. Gibbins, PhD is located at 20055 Lake Chabot Rd, Castro Valley, CA 94546.
What is the phone number for John D. Gibbins, PhD?
You can reach John D. Gibbins, PhD at (510) 889-0422.
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