Badge verification
Dr. Joao Chang
Active
- Business
- Dr. Joao Chang
- Location
- Merced, CA
- Checked
- October 2026
- Issued by
- Free Dentist Office
- Denti-Cal
- Confirmed
- Public reviews
- 4.6 out of 5 from 45
Why Each Badge Was Earned
- Verified Dental OfficeFound on the state's published Medi-Cal Dental provider listing.
- Highly Rated 2026Rated 4.6 out of 5 across 45 public reviews. The bar is 4.5 or higher on 10 or more reviews.