Open Hours

Urgent Care Center Hours:

Our urgent care physicians treat a variety of adult and pediatric non-life-threatening emergencies, such as sore throats, infections and coughs (learn more). For in-person urgent care, our Fountain Valley (Warner) center accepts both walk-ins and appointments. To schedule an appointment before leaving home, use our ‘reserve my spot’ option. 

Monday - Friday: 9:00 am - 9:00 pm
Saturday & Sunday: 9:00 am - 5:00 pm
Holidays: 9:00 am - 5:00 pm

Additionally, we offer several On-Demand care options, including 24/7 virtual urgent care video visits.

Office Hours:

Monday - Friday: 8:00 am - 5:00 pm

Lab Hours:

Monday - Friday: 7:40 am - 5:10 pm
Saturday/Sunday/Holidays: 9:00 am - 4:30 pm

Patients can call to schedule an appointment or speak to a Telephone Advice Nurse 24/7/365.
Call us at 877-MYMEMCARE (696-3622).


When it comes to your healthcare, sometimes it's hard to know what's best for you. Should you choose convenient care that's close to home or quality care with award-winning doctors? When you choose MemorialCare, you get both. 

Located on the corner of Warner Avenue and Newhope Street, our Fountain Valley Health Center offers Urgent Care, Family Medicine, Internal Medicine, Pediatric and Coumadin Clinic services.

Services Offered:

  • Urgent Care
  • Family Medicine
  • Internal Medicine
  • Pediatric Services
  • Coumadin Clinic
  • Podiatry 

See Our Providers

Choosing a primary care physician to oversee your health and well-being is an important decision to make. When selecting a primary care physician, it is important to look for a physician who takes time to listen to you, answers your questions and is someone with whom you feel comfortable.