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Antelope Valley Medical Associates is happy to provide Urgent Care centers for patients to access urgent care after normal business hours. In order to ensure that proper medical treatment is provided, members must contact their Primary Care Physician before accessing care at the Urgent Care Facilities below. If necessary, patients should go directly to the nearest emergency room should their condition warrant emergency services.

The following locations are available for after hours Urgent Care:

Lancaster
Sierra Urgent Care
44469 N. 10th St. West
Lancaster, CA 93534
661.945.9411

Hours of Operation:
M-F: 8am - 8pm
Sat/Sun: 9am - 5pm

Palmdale
Sierra Urgent Care
1037 East Palmdale Blvd
Palmdale, CA 93550
661.273.9550

Hours of Operation:
M-F: 8am - 9pm
Sat/Sun: 8am - 9pm

Please note that Urgent Care Facilities are not to be accessed for standard primary care services that should be scheduled during normal business hours.