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Ronald Thommarson MD

With Angi since October 2008


(2) Verified Reviews

Primary Care - Internal Medicine


To see if this provider is board certified go to There are 8 doctors at this site. Surgery is not performed at this site....

Verified Reviews

A few reviews for this pro...


He takes all the time that you need, is very insightful, wise, a good listner, has an intuitive sense of diagnosing a problem instead of running a unnecessary tests, and will not do anything drastic unless completely necessary. I have been going to him for about 18 years.

Description of Work
He is my primary care physician.

Category internist



My wife and I have been with him for over 20 years. He is very caring and at one time he was on the list for the best doctors in orange county.

Description of Work
He is an internist.

Category internist

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    General Information
    Eco-Friendly Accreditations