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Zerelda Esquer Garrigos, MD

Zerelda Esquer Garrigos, MD

Specialties: Infectious Diseases

Gender: Female

Practice Locations

1 UMMC Medical Pavilion
2500 North State Street, Jackson, MS 39216
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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: Internal Medicine; Internal Medicine, Infectious Disease
Fellowship:Mayo Medical School
Internship:Albert Einstein College of Medicine of Yeshiva University
Medical Education:Universidad Autonoma de San Luis Potosi
Residency:Albert Einstein College of Medicine of Yeshiva University

Experience

Specialty Certification Licensure

Certification, Advanced Cardiac Life Support, American Heart Association2013 - 2016
Certification, Mayo Clinic Quality Fellow: Bronze Level Certification, Mayo Clinic Quality Academy2016 - Present
Certification, ECFMG, Educational Commission for Foreign Medical Graduates04/2013 - Present
NPI, National Provider Identification, CMS06/2013 - Present
Certification, Internal Medicine, American Board of Infernal Medicine10/2016 - Present
Certification, Infectious Diseases, American Board of Internal Medicine12/2020 - Present
DEA, Drug Enforcement Administration05/2022 - Present
Licensure, Mississippi Board of Medical Licensure04/2020 - Present

Honors, Awards, and Recognition

Mississippi Center for Clinical and Translational Research Award, University of Mississippi Medical Center2021
Outstanding Infectious DIseases Research Award, Mayo Clinic School of Graduate Medical Education2020
IDWeek 2019 Trainee Travel Grant, Infectious Diseases Society of America2019
American Society of Transplantation Travel Grant, American Society of Transplantation2019
Karis Award, Mayo Clinic Values Council2019
Patient Safety Award, Mayo Clinic School of Graduate Medical Education2019
IDWeek 2018 Trainee Travel Grant, Infectious Diseases Society of America2018
IDWeek 2018 Mentorship Program, Infectious Diseases Society of America2018
American Society of Microbiology Infectious Diseases Fellows Award, American Society of Microbiology2018
IDSA Medical Scholars Program, Co-mentor, IDSA2018
Best Oral Presentation 15th Annual Infectious Diseases Fellows Forum, Department of Infectious Diseases, Mayo Clinic2018
IDWeek 2017 Mentorship Program, Infectious Diseases Society of America2017
IDWeek 2017 Trainee Travel Grant, Infectious Diseases Society of America2017
Best Oral Presentation Resident/Fellow Original Research, American College of Physician's, New York Chapter Annual Scientific Meeting2015
Humanism in Medicine Award, Albert Einstein College of Medicine, Jacobi Medical Center2015
Outstanding Academic Achievement, National General Medicine Graduate Examination2010
Medical Research Program National Scholarship, CONACYT2010
Scholarship for Academic Excellence, San Luis Potosi Medical School2010
Outstanding Academic Achievement, San Luis Potosi Medical School2004