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Mouayyad Zaza, MD

Mouayyad Zaza, MD

Specialties: Trauma and Acute Care Surgery, Critical Care

Gender: Male

Biography: Dr. Zaza was born in Syria and moved to Qatar at a young age where he grew up and eventually went to medical school at Weill Cornell Medicine in Qatar. After that, he moved to Houston to pursue General Surgery residency at the Houston Methodist Hospital followed by fellowship in Acute Care Surgery, Trauma and Surgical Critical Care at the University of Texas Health Science at Houston.

He joined the division of Trauma and Critical Care in the Department of Surgery at UMMC in late 2019. His interests include surgical education, operative management of chest wall trauma and process and quality improvement.

My Approach to Healthcare

My approach is patient-centered and focuses on prioritizing what is best for the patient first. To achieve that, team leadership is important to ensure all members are prepared to care for the patient. It is also crucial to understand the strengths and weaknesses of the system we function in to avoid pitfalls and optimize areas of inefficiency. Treating patients like one's family is an excellent compass to maintain dedication and clarity when challenges arise.

Practice Locations

1 UMMC Colony Park South
326 Commerce Center Drive, Ridgeland, MS 39157
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Accepted Insurance Plans

The University of Mississippi Medical Center accepts all plans, but may not be an in-network provider with your plan. We encourage you to contact your insurer and ask if the plan is in network with UMMC. Always contact your insurance carrier for specific coverage information.

Network Participation - 2026

MississippiCAN and CHIP [Managed Care programs promulgated by the Mississippi Division of Medicaid]

  • Molina Healthcare of Mississippi, Inc.
  • Magnolia Health (Centene)
  • TrueCare

Affordable Care Act (ACA) Marketplace [Individual plans offered on healthcare.gov]

  • Ambetter from Magnolia Health (Centene)
  • Molina Healthcare of Mississippi, Inc.
  • UHC Marketplace (Madison only)

Medicare Advantage

  • Devoted Health Plans: PPO, HMO, DSNP, CSNP
  • HealthSpring Plans: PPO, HMO, DSNP
  • Humana: PPO, HMO, DSNP, CSNP, ISNP
  • United Healthcare Plans: PPO, HMO, DSNP, CSNP, ISNP
  • WellCare (Centene) Plans: PPO, HMO, DSNP

Commercial - Group and Individual

  • Aetna Plans: PPO, HMO [Includes all facilities except UMMC Madison]
  • BCBSMS Plans: BlueCardPPO, State Health Plan (AHS), Federal Employee Plan (FEP)
  • Cigna Plans: PPO, HMO
  • United Healthcare Plans: PPO, HMO (Includes plans administered by UMR, UnitedHealth Group's wholly owned third-party administrator (TPA) subsidiary)

Transplant Only Networks

  • Optum Plan: Commercial • Programs: Solid Organ, BMT, VAD
  • Emerging Therapy Solutions (ETS) Plan: Commercial • Programs: Solid Organ, BMT, CAR-T, VAD
  • Interlink Plan: Commercial • Programs: Solid Organ, BMT, CAR-T
  • Celtic Plans: Ambetter, WellCare, Magnolia Health MississippiCAN, Magnolia Health CHIP • Programs: Solid Organ, BMT
  • Cigna Lifesource Plan: Commercial • Programs: Solid Organ, BMT, CAR-T, VAD

Dental

  • Avesis Plan: MississippiCAN and CHIP (TrueCare)
  • Always Care/Unum Plan: Commercial

Vision

  • Avesis Plan: MississippiCAN and CHIP (TrueCare)
  • Always Care/Unum Plan: Commercial

Rental Networks (Utilized by self-funded employer group plans and third-party administrators (TPAs))

  • Mississippi Physicians Care Network (MPCN) [If MPCN is present on a Member/Subscriber ID, all UMMC facilities and providers are in-network regardless of TPA.]
  • First Choice Health Plan
  • Claritev (formerly Multiplan)
  • Zelis

Government Programs

  • Humana Military Plan: Tricare
  • United Healthcare Plan: Veterans Affairs Community Care Networks

Plans and Payors UMMC is not in-network with as of April 1, 2026

  • Oscar Health Plan: ACA Marketplace [Final negotiations taking place now. Anticipate in-network participation, effective June 1, 2026.]
  • Cigna (Connect EPO) Plan: ACA Marketplace
  • American Health Advantage Plan: Medicare Advantage
  • Patrius Health (BCBSMS) Plan: Medicare Advantage
  • Aetna Plan: Medicare Advantage

Education

Board Certification: Surgery; Surgical Critical Care
Fellowship:University of Texas Health Science Center at Houston
Fellowship:University of Texas Health Science Center at Houston
Internship:Methodist Hospital (Houston)
Medical Education:Weill Cornell Medical College in Qatar
Residency:Methodist Hospital (Houston)

Experience

Current Positions

Assistant Professor, School of Medicine, Department of Surgery, University of Mississippi Medical Center, Jackson, MS 39216-450012/2019 - Present

Specialty Certification Licensure

Licensure, Mississippi State Medical License
Certification, Surgical Critical Care09/2019 - Present
Certification, General Surgery11/2017 - 12/2028

Honors, Awards, and Recognition

Medical Student Teacher of the Year, Department of Surgery2023
Best Visiting Lecturer, Department of Emergency Medicine2022