He completed a residency at St Agnes Hospital Baltimore. Dr. Haddad also specializes in Vascular Surgery. He currently practices at McAllen Surgeons and is affiliated with Cornerstone Regional Hospital and Rio Grande Regional Hospital. Dr. Haddad accepts multiple insurance plans including Aetna, Medicare and Humana. Dr. Haddad also practices at McAllen Surgeons in McAllen, TX. In addition to English, Dr. Haddad's practice supports this language: Spanish.