Badge verification
Dr. Joanna Koo
Active
- Business
- Dr. Joanna Koo
- Location
- Riverside, CA
- Checked
- October 2026
- Issued by
- Free Dentist Office
- Denti-Cal
- Confirmed
- Public reviews
- 4.7 out of 5 from 488
Why Each Badge Was Earned
- Verified Dental OfficeFound on the state's published Medi-Cal Dental provider listing.
- Top Rated 2026Rated 4.7 out of 5 across 488 public reviews. The bar is 4.7 or higher on 25 or more reviews.