O'BRIEN AFTER HOURS URGENT CARE

beat the long waits, expense and clinical environment of the emergency room

                                      
                                    (510)914-0854 

Owned and operated by Dr. Arthur O'Brien, MD (my Father)

Walk-in only, no appointments

Dr. Arthur O'Brien does not have the capability to bill insurances, he takes cash or credit cards only
 
Hours of operation are: Weekdays 6PM to 9PM  and Weekends/Holidays 2PM to 6PM

The phone is answered during business hours only, no voice mail messages please

located at (my office address): 20100 Lake Chabot Rd. Castro Valley, CA 94546

I volunteer at O'Brien After Hours Urgent Care occasionally to give my Father a break.    By special arrangement after hour services are also available to my concierge patients in O'Brien After Hours Urgent Care, whether I am there or not, and the following day my office will bill their insurances for them.