Richard Chang, MD
Main:
(925) 937-1770
Fax: (925) 685-0752
Fax: (925) 685-0752
2700 Grant St., #106, Concord, California, 94520
Business hours
| Monday | 8:30am to 5:00pm |
| Tuesday | 8:30am to 5:00pm |
| Wednesday | 8:30am to 5:00pm |
| Thursday | 8:30am to 5:00pm |
| Friday | 8:30am to 5:00pm |
| Saturday | - |
| Sunday | - |
About us
For ongoing updates and information about COVID-19, including how to access care, please visit the John Muir Health website.
| Payment options | American Express, Cash, Check, Discover, MasterCard, Visa |
| Languages | English, Tagalog, Korean, Spanish |
| Specialties | Cardiology |
| Video | http://www.youtube.com/watch?v=hZpouTh1gB8 |