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Optum - Orange

Medical group

Open Today: 8:00 AM - 12:00 PM, 2:00 PM - 5:00 PMOpen Today: 8:00 AM - 12:00 PM, 2:00 PM - 5:00 PMOpen Today: 8:00 AM - 12:00 PM, 2:00 PM - 5:00 PMOpen Today: 8:00 AM - 12:00 PM, 2:00 PM - 5:00 PMOpen Today: 8:00 AM - 12:00 PM, 2:00 PM - 5:00 PMClosed Today Closed Today

Address

2540 N Santiago Blvd,

Orange, California, 92867

1-714-921-1030

Fax

1-714-921-1032

Hours

Day of the Week	Hours
Monday	8:00 AM - 12:00 PM2:00 PM - 5:00 PM
Tuesday	8:00 AM - 12:00 PM2:00 PM - 5:00 PM
Wednesday	8:00 AM - 12:00 PM2:00 PM - 5:00 PM
Thursday	8:00 AM - 12:00 PM2:00 PM - 5:00 PM
Friday	8:00 AM - 12:00 PM2:00 PM - 5:00 PM
Saturday	Closed
Sunday	Closed

Care team

Karen K Lau, MD

Internal medicine

Please contact clinic directly to confirm appointment availability

Languages spoken:English

Rolf D Knapp, DO

Family medicine

Please contact clinic directly to confirm appointment availability

Languages spoken:English

Rajnish Birla, MD

Family medicine

Please contact clinic directly to confirm appointment availability

Languages spoken:English, Hindi, Punjabi

James J Burris, DO

Family medicine, Internal medicine

Please contact clinic directly to confirm appointment availability

Languages spoken:English

Services and specialties

Specialties

Medical group

Insurances and network

Network membership

Optum - Orange