Various offerings members have used, approved, or recommended...
- Over 60 Clinic http://www.lifelongmedical.org/centers_60_berkeley.html
Street Level Health might be a good place to start - they offer basic care and referrals for further care, and help people find services they need
The City of Berkeley has a good resource website for free/low cost medical care that has all of the clinics I was going to mention and more:
- It might also be worth a shot to call their Nurse of the Day line to see if they have more specific info about services:
clinic for uninsured
22nd and harrison