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Jimmy L. Stewart  Jr., MD

Jimmy L. Stewart Jr., MD

Specialties: Hypertension, Med/Peds - Pediatric Hypertension

Gender: Male

Practice Locations

1 Grants Ferry - UMMC
1010 Lakeland Place, Flowood, MS 39232
View Location

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: Pediatrics
Internship:University of Mississippi Medical Center
Medical Education:University of Mississippi School of Medicine
Residency:University of Mississippi Medical Center

Experience

Current Positions

Associate Professor, School of Medicine, Department of Medicine, University of Mississippi Medical Center2008 - Present
Associate Professor, School of Medicine, Department of Pediatrics, University of Mississippi Medical Center2008 - Present

Specialty Certification Licensure

Certification, Specialist in Clinical Hypertension, Board of the American Society of Hypertension05/2005 - Present
Licensure, ABP2003 - Present
Licensure, ABIM2001 - Present
Licensure, Mississippi State Board of Medical Licensure06/2011

Honors, Awards, and Recognition

2017 Leonard Tow Gold Humanism In Medicine Award, Arnold P. Gold Foundation2017
Best Doctors in America2011
Best Doctors in America2009
H.E.A.D.W.A.E. Outstanding Faculty Honoree, UMMC2006
Clinical Sciences Professor of the Year, UMMC2005
Best Doctors in America2004
Clinical Sciences Professor of the Year, UMMC2004
Pre-Clinical Professor of the Year, UMMC2004
Best Doctors in America2003
Chief Resident, UMMC2001
Dean's List, Mississippi College1998