Mark E. Ladner, MD
Specialties: Adult Psychiatry
Gender: Male
Biography: Mark E. Ladner, M.D. is a professor and Chair of the Department of Psychiatry and Human Behavior. Dr. Ladner is board certified in psychiatry. He is the primary attending on 7 West inpatient psychiatry unit and Medical Director of the Adult Outpatient Psychiatric Clinic at Riverchase. Dr. Ladner received his medical degree from the University of Mississippi School of Medicine and also completed his residency at UMMC, where he served as chief resident. Dr. Ladner’s career has included positions at Madison County Medical Center, Hinds Behavioral Health Services, Psycamore Psychiatric Programs and the G.V. (Sonny) Montgomery VA Medical Center. He also operated a private psychiatric practice at St. Dominic-Jackson Memorial Hospital. Outside of the hospital, Dr. Ladner enjoys spending time with his family and attending athletic events. His wife is the Executive Director of the Mississippi Psychiatric Association and their triplet daughters currently attend the University of Mississippi.
My Approach to Healthcare
I believe in developing a strong and caring professional relationship with my patients. I provide evidence based quality care to increase my treatment success rates. I also believe in a customer based, empathetic approach which meets the patient's needs and helps the patient feel valued and appreciated.
Practice Locations
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Riverchase - UMMC
2550 Flowood Drive, 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: | Psychiatry & Neurology, Psychiatry |
| 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
| Department Chair, School of Medicine, University of Mississippi Medical Center Department of Psychiatry and Human Behavior, Jackson, MS 39216 | 08/2023 - Present |
| Professor, School of Medicine, UMMC, Jackson, MS | 07/2018 - Present |
| Outpatient Director, School of Medicine, Department of Psychiatry, UMMC | 04/2016 - Present |
| Fellow, American Psychiatric Association | 05/2010 - Present |
Specialty Certification Licensure
| Certification, Maintained Board Certification in Psychiatry, American Board of Psychiatry and Neurology | 02/2017 - Present |
| DEA, DEA Certification | 11/1993 - 03/2026 |
| Licensure, Mississippi State Board of Medical Licensure | 08/1993 - Present |
| Certification, Maintenance of Board Certification in Psychiatry, American Board of Psychiatry and Neurology | 03/2007 - 12/2017 |
| Certification, Initial Board Certification in Psychiatry, American Board of Psychiatry and Neurology | 11/1997 - 11/2007 |
Honors, Awards, and Recognition
| Elected to the Council on Constitution and Bylaws 8/10/2024, Mississippi State Medical Association | 2024 |
| Distinguished Life Fellow, American Psychiatric Association | 2024 |
| Academy of Excellence in Education, University of Mississippi Medical Center | 2023 |
| Selected for membership into Alpha Omega Alpha Honor Society, UMMC Chapter of the Alpha Omega Alpha Medical Honor Society | 2023 |
| Trailblazer Teaching Award, UMMC Office of Medical Education | 2020 |
| Professor, UMMC | 2018 |
| Service Award in appreciation of 10 years of dedicated service to the United States Government, Jackson VA Medical Center | 2014 |
| Certificate of Achievement: Time off Award, Jackson VA Medical Center | 2012 |
| Certificate of Achievement: Customer Service Quality Award, Jackson VA Medical Center | 2010 |
| Outstanding Service Award for Directing the Business of Psychiatry Course to PGY IV Psychiatric residents, University of Mississippi Medical Center Psychiatry Department | 2006 |
| Katrina Incentive Award, Jackson VA | 2005 |
| Jacquith Award for Outstanding Senior Resident, University of Mississippi Medical Center Psychiatry Department | 1996 |
| Chief Resident, University of Mississippi Medical Center Psychiatry Department | 1995 |
| Cum Laude Graduate/Dean and Chancellor's Honor Rolls, University of Mississippi | 1987 |