Ms. O'Brien works in Napa, CA and specializes in Hematology/Oncology. Ms. O'Brien is affiliated with Queen Of The Valley Medical Center.


Years Experience: Not Available

Ms. O'Brien's Specialties

Ms. O'Brien's Education & Training

Medical School
Not Available


  • Overall Rating

  • Rate
    Explains conditions & treatments

  • Rate
    Takes time to answer my questions

  • Rate
    Provides follow-up as needed

Ms. O'Brien's Office Information & Appointments


St Joseph Health Medical Group
Queen Of The Valley Medical Oncology

1100 Trancas St Ste 256
Napa, CA 94558

Get Directions

Tel: (707) 253-7161

Fax: (707) 253-0476

Practice Website: thequeen.org

Accepting New Patients: Yes

Medicare Accepted: Yes

Medicaid Accepted: Yes

M 9:00 AM - 5:00 PM
T 9:00 AM - 5:00 PM
W 9:00 AM - 5:00 PM
T 9:00 AM - 5:00 PM
F 9:00 AM - 5:00 PM
S Closed
S Closed

Other Physicians in Ms. O'Brien's Practice

Hospital Affiliations