Medical School: Northwestern University School of Medicine
Graduate School: Northwestern University Program in Public Health
Residency: Tulane University School of Medicine, Internal Medicine
Chief Residency: Tulane University School of Medicine, Internal Medicine
Certifications: American Board of Internal Medicine, Institutes of Healthcare fellowship scholar, Stanford Educational Course
Academic Affiliations: Faculty/lecturer Ochsner Clinical School/University of Queensland School of Medicine
Interests: hospital medicine, education programming, professional development education
Awards: UQ 2017 Teacher of the Year

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Medical School: Louisiana State University, New Orleans
Residency: Ochsner Health, Internal Medicine
Certifications: American Board of Internal Medicine, Institutes of Healthcare Scholar
Academic Affiliations: Faculty, lecturer and Deputy Clerkship Director, the University of Queensland School of Medicine
Interests: Continuity Clinic Education, Resident Education, and Medical Student Education
Awards: Teaching Excellence Award 2016

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Medical School: Dartmouth College
Residency: Brigham & Women's Hospital, Internal Medicine
Certifications: American Board of Internal Medicine

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Medical School: University of South Florida
Residency: Carolinas Medical Center, Internal Medicine
Fellowship: University of Florida College of Medicine - Jacksonville Campus, Cardiovascular Disease
Certifications: American Board of Internal Medicine

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Medical School: Louisiana State University, New Orleans
Residency: Ochsner Health, Internal Medicine
Certifications: American Board of Internal Medicine

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Dr. Saira Amjed specializes in Internal Medicine at Ochsner Health.

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Dr. Erika Diaz-Narvaez is board-certified by the American Board of Internal Medicine. She completed her internal medicine residency in 2017 followed by fellowships in geriatrics and palliative medicine. She has been on staff at Ochsner since 2020. Dr. Diaz-Narvaez specializes in geriatrics and palliative medicine and provides an added layer of support to seriously ill patients and their families working to improve their quality of life. Dr. Diaz-Narvaez received her medical degree from Universidad Nacional Autonoma de Honduras in Tegucigalpa in 2012. She completed her internal medicine residency at Jacobi Medical Center in the Bronx, New York. Dr. Diaz-Narvaez completed her geriatric and palliative medicine fellowships in New York at Icahn School of Medicine at Mount Sinai.

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Halle Field, MD, practices hospital medicine at Ochsner Health.

Dr. Laborde earned his medical degree from LSU, completed his internship at Tulane and his residency at Ochsner. He is board certified in internal medicine and has been on staff at Ochsner since 1995. He practices inside of the Brent House at Ochsner Medical Center on Jefferson Highway.

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Dr. Marilyn Kristel Marshall received her medical degree from the University of Queensland Medical School in New Orleans, Louisiana. Dr. Marshall specializes in hospital medicine and is currently practicing at Ochsner Medical Center - New Orleans.

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Dr. Erik Oltmann specializes in pulmonary services at Ochsner Medical Center in New Orleans.

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Karam Rahat, MD, practices hospital medicine at Ochsner Health.

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Amanda Theppote, MD, specializes in infectious diseases at Ochsner Health. She received her medical degree from University of Queensland in Herston, Australia, internship and residency at Ochsner Clinic Foundation in New Orleans, and her fellowship in infectious diseases at the University of Maryland in Baltimore, Maryland. Dr. Theppote is board-certified by the American Board of Internal Medicine. She has been on staff at Ochsner since August 2020. Dr. Theppote is chair of the Internal Medicine Clinical Competency Committee and associate program director for Ochsner's Infectious Diseases fellowship.

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Saqeeb Ali, DO, Chief Resident of the Internal Medicine Residency at Ochsner Health.

Lauren Theriot, MD, Chief Resident of the Internal Medicine Residency at Ochsner Health.

Ian Tobal, DO, Chief Resident of the Internal Medicine Residency at Ochsner Health.

Randi Elder

Randi Elder

Senior Education Program Manager

Briana Sneed

Briana Sneed

Senior Education Program Manager

Why Choose Ochsner?

Why Choose Ochsner Video

Ochsner Health is the leading nonprofit healthcare system in the Gulf South, serving patients across Louisiana, Mississippi, and surrounding regions.

  • 47 hospitals and more than 370 health and urgent care centers
  • Over 40,000 team members
  • Approximately 4,900 employed and affiliated physicians
  • Care for 1.6 million patients annually from all 50 states and dozens of countries