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Donald Clark  III, MD

Donald Clark III, MD

Specialties: Cardiology

Gender: Male

Practice Locations

1 Northeast Jackson - UMMC
5903 Ridgewood Road, Jackson, MS 39211
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2 UMMC Colony Park North
124 UMMC Way, 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: Internal Medicine, Cardiovascular Disease
Fellowship:Cleveland Clinic Foundation
Internship:The University of Alabama at Birmingham
Medical Education:University of Mississippi School of Medicine
Residency:The University of Alabama at Birmingham

Experience

Specialty Certification Licensure

Certification, Cardiovascular Medicine, American Board of Internal Medicine10/2017 - Present
Certification, Adult Echocardiography, National Board of Echocardiography09/2017 - Present
Certification, Nuclear Cardiology, American Society of Nuclear Cardiology02/2017 - Present
Certification, Internal Medicine, American Board of Internal Medicine10/2013 - Present

Honors, Awards, and Recognition

Trailblazer Award for Excellence in Medical Student Education, University of Mississippi Medical Center2025
Silver Medallion Award for Excellence in Research, University of Mississippi Medical Center2023
Best Abstract, People's Choice Award (senior author), Society for Education and the Advancement of Research in Connected Health2021
Cardiovascular Case Report Winner (senior author), ACP Southern Regional Meeting2021
Stanley Chapman Young Investigator Award, UMMC Department of Medicine2019
Tomsich Award for Excellence in Research, Cleveland Clinic Department of Cardiovascular Medicine2017
Alpha Omega Alpha, University of Alabama at Birmingham2014
William J. Koopman Award for Excellence in Research, University of Alabama at Birmingham Department of Medicine2013
Trainees in Internal Medicine Mentored Experience in Research (TIME-R) Award, University of Alabama Department of Medicine2012
C. Glenn Cobbs Award for Clinical Excellence, University of Alabama at Birmingham Department of Medicine2010
Miller-Pittman Scholarship, University of Mississippi2004
Who's Who Among American College Students, University of Mississippi2004
National Society of Collegiate Scholars, University of Mississippi2004
Academic Excellence Scholarship, University of Mississippi2002
Chancellor's Leadership Class, University of Mississippi2002