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Clinic Locations and Hours


Lassen Medical Clinic Red Bluff Location

2450 Sister Mary Columba Drive
Red Bluff, CA 96080
Phone: 530.527.0414
Fax: 530.528.4423

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Regular Business Hours
Monday through Friday: 8:00 a.m. to 5:00 p.m.

Acute Care Walk-In Clinic – Closing hours may vary depending on patient volume
Monday through Friday: 8:00 a.m. to 5:30 p.m.
Saturday: 8:00 a.m. to 4:00 p.m.
Sunday: 9:00 a.m. to 3:00 p.m.

Radiology Department (X-ray)
Monday through Friday: 8:00 a.m. to 5:30 p.m.

Laboratory Department
Monday through Friday: 7:00 a.m. to 4:45 p.m.

Pediatric Shot Room/Immunizations
Monday through Friday: 8:30 a.m. to 4:30 p.m.
Closed for Lunch 1:00 p.m. to 2:00 p.m.

After-Hours Service

For emergencies, always call 911. If you need to leave a message for us, please call our answering service at 855.548.9492.

Lassen Medical Clinic Cottonwood Location

20833 Long Branch Drive
Cottonwood CA 96022
Phone: 530.347.3418
Fax: 530.347.5297

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Regular Business Hours
Monday through Friday: 7:30 a.m. to 5:00 p.m.

Acute Care Walk-In Clinic – Closing hours may vary depending on patient volume
Monday through Friday: 7:30 a.m. to 5:00 p.m.
(Saturday and Sunday – CLOSED)

Radiology Department (X-ray)
Monday through Friday: 8:30 a.m. to 5:00 p.m.

Laboratory Department
Monday through Thursday: 7:30 a.m. to 3:55 p.m.
Fridays: 7:30 a.m. to 11:55 a.m.

Pediatric Shot Room/Immunizations
Monday through Friday: 8:30 a.m. to 4:30 p.m.
Closed for Lunch 1:00 p.m. to 2:00 p.m.

After-Hours Service

For emergencies, always call 911. If you need to leave a message for us, please call our answering service at 855.489.3957.