Contact Us

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