About the Practice
This is a practice in Napa, California focused on mental health services.
Practice Context in IntroTherapy
- • IntroTherapy lists 58 mental health practices in Napa. R William Mathis & Associates 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.
Reviews & Ratings
5.0
1 total reviews
Frequently asked questions
Where is R William Mathis & Associates located?
R William Mathis & Associates is located at 3435 Valle Verde Dr # C, Napa, CA 94558.
What is the phone number for R William Mathis & Associates?
You can reach R William Mathis & Associates at (707) 252-2151.
How is R William Mathis & Associates rated?
R William Mathis & Associates is rated 5.0 out of 5 based on 1 patient reviews.
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