Dr. Mark Welch, DO
Verified Clinician
10737 Laurel St Ste 230, Rancho Cucamonga, CA 91730
5.0
(8 reviews)
About the Practice
This is a practice in Rancho Cucamonga, California focused on mental health services.
Practice Context in IntroTherapy
- • IntroTherapy lists 174 mental health practices in Rancho Cucamonga. Dr. Mark Welch, DO is one of them.
- • 15,429 practices statewide in California are tracked in our directory.
- • Typical psychiatrist compensation in California: $236,000 – $413,000 (median $302,000). 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
8 total reviews
Frequently asked questions
Where is Dr. Mark Welch, DO located?
Dr. Mark Welch, DO is located at 10737 Laurel St Ste 230, Rancho Cucamonga, CA 91730.
What is the phone number for Dr. Mark Welch, DO?
You can reach Dr. Mark Welch, DO at (909) 989-5556.
How is Dr. Mark Welch, DO rated?
Dr. Mark Welch, DO is rated 5.0 out of 5 based on 8 patient reviews.
Providers
1 registered
Provider details sourced from NPI Registry
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