- American Board of Orthopaedic Surgery
- Subspecialty Certification in Orthopaedic Sports Medicine
- American Board of Orthopaedic Surgery
- Subspecialty Certification in Orthopaedic Sports Medicine
- American Shoulder and Elbow Surgeons
- American Academy of Orthopaedic Surgeons
- Arthroscopy Association of North America
- Columbia Shoulder and Elbow Society
- Speaker for the AAOS Learning Center
- Dr. Izquierdo routinely performs a high volume of total shoulder replacements, reverse total shoulder replacements, arthroscopic rotator cuff repairs, as well as arthroscopic shoulder instability and labral repairs. He also performs sports-related elbow and knee surgeries.