Contact Us

Call today to schedule an appointment.

If you are having a medical emergency 

please call 9 1 1.

or go to the nearest emergency room.

Please contact us directly with any questions, comments, or scheduling inquiries you may have. 

Bartz-Altadonna Community Health Center

43322 Gingham avenue Lancaster, CA 93535US

Main Number (call or text): (661) 874-4050 Medical Records Fax: (888) 977-1571 Referrals Fax: (888) 977-1575 After Hours (for registered patients with non-emergency medical questions): (661) 874-4050 For patient grievances:


Hours of Operation

Monday – Saturday 7:30am to 6:30pm

Office Hours /  Phone Operators

Monday – Friday 8:00am to 5:00pm

Phone Operators Hours

Monday – Friday 8:00am to 5:00pm

Dial by extension available Monday - Friday 5:00pm to 6:30pm and Saturday 9:00am to 6:00pm

Observed Holidays

New Year’s Day

Martin Luther King Day

President’s Day

Memorial Day

Independence Day

Veteran's Day

Thanksgiving Day

Christmas Day

Closing Early

December 13th - Closing at 4:00pm

December 24th - Closing at 2:00pm

December 31st - Closing at 2:00pm

Online Pre-Registration


already have an appointment you need help with?

For HIPAA compliance all information you provide must match our records or we will not be able to provide information. The form below is only for registered patients.