Gregg, Katharine T., M.D.

Gregg, Katharine T., M.D.

Specialties: Geriatrics, Alzheimer's and Dementia

Gender: Female

Practice Locations

1 Grants Ferry - UMMC
1010 Lakeland Place, Flowood, MS 39232
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2 Pavilion - UMMC
2500 N. State St., Jackson, MS 39216
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3 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.

*Note: Grenada and Holmes County locations have different payor contracts. Oral Surgeons are considered in-network to the medical health plans listed below NOT dental.

Medicare health insurance plans

  • Humana Medicare Advantage
  • Medicare - Fee For Service
  • Railroad Medicare - Fee for Service
  • Shared Health Mississippi
  • United Healthcare (except DSNP)
  • Vantage Health Plan - Medicare Advantage
  • Wellcare - Medicare Advantage

Medicaid health plans

  • Mississippi Medicaid
  • MS CAN - Magnolia Health Plan, Molina HealthCare, United Healthcare
  • Medicaid MS CHIP - Molina MS CHIP and United Healthcare

Dental plans

  • Always Care
  • Medicaid
  • MS CAN - Magnolia Health Plan, Molina HealthCare, United Healthcare
  • Ambetter - Magnolia Health Plan

Commercial, Marketplace and other health plans

  • Always Care - Dental & Vision
  • Avesis (Molina)
  • Aetna Health Management
  • Ambetter - Magnolia Health Plan
  • American Life Care - PHCS/Multiplan
  • Blue Cross & Blue Shield of Mississippi
  • Cenpatico - Behavioral Health
  • Cigna PPO and Behavioral Health (excludes transplants)
  • Corvel Healthcare Corp
  • First Choice Health Plan - includes Humana PPO Commercial, but not Humana Medicare Advantage
  • First Health Network/Coventry - Aetna
  • Government Employees Health Insurance Association (GEHA) - United Healthcare
  • Hattiesburg Clinic Professional Association - MPCN
  • Interlink Health Services - Transplant Services
  • LifeTrac - Transplant Services
  • Mississippi Department of Rehab Services (MDRS)
  • Mississippi Health Partners (MHP) - Family Medicine Only
  • Mississippi Physicians Care Network (MPCN)
  • Mississippi State Hospital
  • Mississippi State and School Employees' Health Insurance Plan (AHS Network administered by Blue Cross & Blue Shield of Mississippi)
  • Multiplan - PHCS/American Life Care
  • North Mississippi Health Link
  • OptumHealth Care Solutions, Inc. - Transplant Services
  • OptumHealth VA CCN 
  • PPO Plus, LLC/Zelis/Stratose
  • Private Healthcare Systems (PHCS)
  • Tricare
  • United Healthcare - PPO Commercial, CHIP, MSCAN, Behavioral Health
  • Vantage Health Plan - Commercial, PPACA Plan and Medicare Advantage Plan
  • Veterans Administration

Education

Board Certification: Internal Medicine, Internal Medicine, Geriatric Medicine
Fellowship:Johns Hopkins Hospital
Internship:University of Mississippi School of Medicine
Medical Education:University of Mississippi School of Medicine
Residency:University of Mississippi School of Medicine

Experience

Current Positions

Associate Professor, School of Medicine, Department of Medicine, University of Mississippi Medical Center2004 - Present

Specialty Certification Licensure

Re-certification, Diplomate in Geriatic Medicine, American Board of Internal Medicine2008 - 12/2018
Re-certification, American Board of Internal Medicine, American Board of Internal Medicine2007 - 12/2017
Licensure, Mississippi Medical Licensure, Mississippi State Board of Medical Licensure1995 - 06/2019
Certification, Diplomate in Geriatirc Medicine1999 - 2009
Certification, American Board of Internal Medicine1997 - 2007

Honors, Awards, and Recognition

Alpha Epsilon Delta, Univeristy of the South1988
Omicron Delta Kappa, University of the South1988
Order of the Gownsmen, University of the South1987
Georgia M. Wilkins Memorial Scholar, University of the South1986
Teaching Excellence Award, Department of Medicine
Wellcome Leadership Award, AMA/Glaxo
Honorable Mention, Mississippi Chapter of the American College of Physicians Annual Associates Program
Phi Beta Kappa, University of the South
The Harry C. Yeatman Award in Biology, University of the South