Allergy & Immunology
- (714) 633-6363 Appointments, Consultation and Practice Information
- (714) 633-0178 Fax
- (866) 275-7127 After-hours Answering Service
Cardiology
- (714) 509-3939 Appointments
- (714) 509-3949 Fax
- (866) 316-3382 After-hours Answering Service
Critical Care
- (714) 509-8620 Administrative Office and Inpatient Consultation
- (714) 509-4072 Fax
- (714) 765-6616 After-hours Answering Service
- (714) 509-8530 Emergency Transport
Endocrinology
- 1-888-770-2462 (1-888-770-CHOC) Appointments
- 1-855-246-2329 (1-855-CHOC-FAX) Fax
- (714) 765-7679 After-hours Answering Service
Gastroenterology
- 1-888-770-2462 (1-888-770-CHOC) Appointments
- 1-855-246-2329 (1-855-CHOC-FAX) Fax
- (866) 283-3181 After-hours Answering Service
Hematology
- 1-888-770-2462 (1-888-770-CHOC) Appointments
- 1-855-246-2329 (1-855-CHOC-FAX) Fax
- (866) 833-2811 After-hours Answering Service
Hospitalist
- (714) 997-3000 To admit a patient, ask for Admitting Resident and let them know you want to admit your patient to a CHOC Specialists Hospitalist
- (714) 997-3000 Ask for CHOC Specialists Hospitalist on call to talk with the hospitalist directly
- (714) 509-8826 Administration Office
Infectious Disease
- 1-888-770-2462 (1-888-770-CHOC) Appointments
- 1-855-246-2329 (1-855-CHOC-FAX) Fax
- (866) 316-3346 After-hours Answering Service
Metabolic Disorders
- 1-888-770-2462 (1-888-770-CHOC) Appointments
- 1-855-246-2329 (1-855-CHOC-FAX) Fax
- (714) 765-6631 After-hours Answering Service
Neonatology
- (714) 509-8620 Administraton and Inpatient Consultation
- (714) 509-4072 Fax
- (714) 765-6616 After-hours Answering Service
- (714) 509-4041 EDAC Appointments and Consultations
Nephrology
- 1-888-770-2462 (1-888-770-CHOC) Appointments
- 1-855-246-2329 (1-855-CHOC-FAX) Fax
- (714) 765-6617 After-hours Answering Service
Neurology
- 1-888-770-2462 (1-888-770-CHOC) Appointments
- 1-855-246-2329 (1-855-CHOC-FAX) Fax
- (866) 316-3347 After-hours Answering Service
Neurosurgery
- (714) 509-7070 Appointments
- (714) 509-7074 Fax
Ophthalmology
- (714) 289-2389 Appointments, Consultation and Practice Information
- (714) 289-2390 Fax
- (714) 765-6623 After-hours Answering Service
Otolaryngology
- (714) 633-4020 Appointments
- (714) 953-5462 Fax
- (714) 542-5231 After-hours Answering Service
Pediatric Surgery
- (714) 364-4050 Appointments
- (714) 364-4051 Fax
Pulmonology
- 1-888-770-2462 (1-888-770-CHOC) Appointments
- 1-855-246-2329 (1-855-CHOC-FAX) Fax
- (866) 316-3345 After-hours Answering Service
Rheumatology
- 1-888-770-2462 (1-888-770-CHOC) Appointments and Consultation
- 1-855-246-2329 (1-855-CHOC-FAX) Fax
- (714) 765-6620 After-hours Answering Service