Our Pathologists

Meet our staff.

Dr. Ryan J. Carr
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Dr. Carr earned his undergraduate degree at the University of Pittsburgh (B.S., Neuroscience; Summa Cum Laude), Pittsburgh, Pennsylvania in 2007. He received his medical degree at The Ohio State University College of Medicine, Columbus, Ohio. He completed his residency in Anatomic & Clinical Pathology at the Yale School of Medicine, New Haven, Connecticut and his fellowship in Dermatopathology at The Ohio State University Wexner Medical Center, Columbus, Ohio. He is a member of the College of American Pathologists, the American Society for Clinical Pathology and the American Society of Dermatopathology.


Dr. Deborah S. Cavalier
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Dr. Deborah Cavalier graduated medical school from Tulane University School of Medicine in New Orleans, LA. She completed her residency in Anatomic and Clinical Pathology at Cleveland Clinic Foundation in Cleveland Ohio. Dr. Cavalier had additional Cytology training following her residency at Cleveland Clinic and studied with Dr. Charles Hirsch at the Medical Examiner's Office, New York, New York. She is Board certified in Anatomic and Clinical Pathology and Cytopathology, and special experience in Obstetric Gynecologic Pathology. Dr. Cavalier has over twenty-nine years experience in Anatomic and Clinic Pathology including eleven years of Obstetric Gynecologic Pathology. She is the Director of Cancer Detection Lab (CDL) at Woman's Hospital, Lab Director at St. Elizabeth Hospital, previous Assistant Coroner for East Baton Rouge Parish and the former President of Pathology Group of Louisiana.


Dr. Zarius Drummond
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Dr. Drummond earned his undergraduate degree in Chemistry from Tennessee State University in 1996 and his medical degree from Meharry Medical College in Nashville, Tennessee in 2001. In 2005, he completed a combined Anatomic and Clinical Pathology residency at the University of Cincinnati, where he served as Anatomic Pathology Chief Resident and Small Group Instructor, with a subsequent fellowship in Surgical Pathology in 2006. He has published 7 articles and abstracts. Dr. Drummond holds memberships in the Michigan State Medical Society, Calhoun County Medical Society, Michigan Society of Pathologists, Fellow American Society for Clinical Pathology, and Fellow College of American Pathologists.


Dr. Tonya J. Eichelberger
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Dr. Eichelberger earned her undergraduate degree, summa cum laude, from Hastings College, Hastings, Nebraska, and her medical degree from the University of Nebraska Medical Center, Omaha, 2003. She performed her residency in Anatomic and Clinical pathology at the University of Alabama Medical Center in Birmingham, as well as fellowships in Gastrointestinal Pathology and Hematopathology. She is a member of the College of American Pathologists, belongs to the American Society of Clinical Pathologists, and is a member of the United States and Canadian Academy of Pathology. She has published over four articles in the fields of GI and liver pathology and clinical laboratory testing.


Dr. Amanda Gorena
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Dr. Gorena earned her undergraduate degree in Biology, Magna Cum Laude, from The University of Texas – Pan American in 2003 and her medical degree from The University of Texas Medical Brach in 2008. In 2012, she completed a combined Anatomic and Clinical Pathology residency at The University of Texas Medical Branch, where she was chief resident. Dr. Gorena completed a surgical pathology fellowship at UTMB, with a subsequent cytopathology fellowship in 2014 at The University of Texas Health Science Center in San Antonio. She served as a member of the resident program evaluation committee at The University of Texas Health Science Center at San Antonio and laboratory instructor at Texas Medical Branch School of Medicine. She has two publications and an additional two on-going. She holds memberships in the American Society of Cytopathology, College of American Pathologists, American Society for Clinical Pathology, US and Canadian Academy of Pathology, American Medical Association, and the Texas Medical Association.


Dr. Anthony Millard Harton
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Dr. Harton earned his undergraduate degree from The University of Alabama at Tuscaloosa and his medical degree from the University of South Alabama College of Medicine, Mobile, in 1999. He completed his residency in anatomic and clinical pathology as well as his surgical pathology fellowship and cytopathology fellowship at Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, MA (special emphasis on Gastrointestinal and Liver pathology). He also served as a pathology instructor at Harvard Medical School in hematopathology, pulmonary pathology, and female reproductive tract pathology. Dr. Harton has published fifteen articles and abstracts in the fields of pathology and chemistry. He holds memberships in the College of American Pathologists, the United States and Canada Academy of Pathology, and the American Society of Clinical Pathologists.


Dr. Jennifer Jastram
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Dr. Jastram earned her undergraduate degree from the University of New Orleans and her medical degree from the Louisiana State University Health Sciences Center in New Orleans, Louisiana, in 2002. She was the chief resident and house officer in Anatomic and Clinical Pathology at the Louisiana State University Health Sciences Center, and transferred her residency to the University of New Mexico Health Sciences Center in 2005 due to hurricane Katrina. She performed her fellowship in Hematopathology at the University of New Mexico Health Sciences Center. She holds memberships in the College of American Pathologists, the American Society for Clinical Pathology, the United States and Canadian Academy of Pathology, the Louisiana State Board of Medical Examiners, and the Orleans Parish Medical Society. Dr. Jastram is the current President of Pathology Group of Louisiana.


Dr. Robert L. Koscick
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Dr. Koscick earned his undergraduate degree, cum laude, from John Carroll University, Cleveland, Ohio, and earned his medical degree from the University of Cincinnati, College of Medicine in 1993. His residency brought him to University Hospitals, Case Western Reserve University, where he was a Cytopathology fellow, as well as chief resident of Anatomic and Clinical pathology. He is a member of the College of American Pathologists and the American Society of Clinical Pathologists, and has published over seven articles in the fields of fine needle aspiration, pulmonary cytology, gynecologic pathology, and blood-borne hemorrhagic conditions and neoplasms.


Dr. Amberly Lindau Nunez
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Dr. Nunez earned her undergraduate degree, summa cum laude, from Louisiana State University in 2004 and her medical degree from Louisiana State University Health Sciences Center, New Orleans, in 2008. In 2012 she completed a combined Anatomic and Clinical Pathology residency at the University of Alabama at Birmingham, where she served as Anatomic Pathology Chief Resident. She then completed a Cytopathology fellowship at UAB in 2013. Dr. Nunez is board certified in Anatomic and Clinical Pathology and Cytopathology. She has published ten articles and abstracts, including those in the fields of cytopathology and surgical pathology. She holds memberships in the American Society for Clinical Pathology, the American Society of Cytopathology, the College of American Pathologists, and the United States and Canadian Academy of Pathology.


Dr. Beverly Ogden
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Dr. Beverly Ogden graduated medical school from Tulane University School of Medicine in New Orleans, LA in 1987. She completed her residencies in Anatomic and Clinical Pathology at Touro Infirmary, Tulane University Integrated Hospitals and Alton Ochsner Medical Foundation. Dr. Ogden was certified by the American Board of Pathology in Anatomic and Clinical Pathology in 1987 and has special expertise in Obstetric Gynecologic Pathology, Cytogenetics/Molecular Biology, Breast Pathology and Microbiology. Dr. Ogden has over twenty-three years experience in Anatomic and Clinical Pathology including Obstetric Gynecologic pathology. She is the Director of Laboratory at Woman’s Hospital and Director of Research at Woman's Health Research Institute.


Dr. Tracy Marie Rauch
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Dr. Rauch earned her undergraduate degree, magna cum laude, from the University of Georgia, Athens, and earned her medical degree from the University of South Alabama, Mobile, in 2002. She completed her residency in Anatomic and Clinical Pathology at the University of Alabama, Birmingham, and completed a fellowship in Hematopathology at Washington University, St. Louis, Missouri. She is a member of the College of American Pathologists and the American Society of Clinical Pathologists. She has published several articles in the fields of Hematopathology, Immunohistochemistry, and Pharmacology.


Dr. John R. Simmons
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Dr. John R. Simmons graduated medical school from University of Arkansas, Little Rock, Arkansas in 1994. He received his M.B.A. from the University of Tennessee in 1997. He completed his residency in Anatomic and Clinical Pathology at the University of Tennessee Medical Center in Knoxville, Tennessee and Subspecialty Training in Dermatopathology at University of Texas Medical Branch in Galveston, Texas. He is Board certified in Anatomic and Clinical Pathology and Dermatopathology. Dr. Simmons has over ten years of experience in Anatomic and Clinical Pathology including Dermatopathology and is the Director of Laboratory at Lane Regional Medical Center.


Dr. Jonathan Stone
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Dr. Stone earned his undergraduate degree, magna cum laude, from the University of Alabama, Tuscaloosa, Alabama, and his medical degree from the University of South Alabama, Mobile, Alabama, 2009. He performed his residency in Anatomic and Clinical Pathology at Tulane University in New Orleans, Louisiana, where he served as Chief Resident. He completed a fellowship in General Surgical Pathology at the Medical College of Wisconsin in Milwaukee, Wisconsin. He is board certified in Anatomic and Clinical Pathology by the American Board of Pathology. He has published over ten articles and abstracts in the fields of surgical pathology and oncology. He is a member of the American Medical Association, College of American Pathologists and American Society of Clinical Pathologists.


Dr. Armanda Tatsas
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Dr. Tatsas earned her undergraduate degree from The University of Texas at Austin and her medical degree from Louisiana State University Health Science Center, New Orleans. She completed her residency in Anatomic and Clinical Pathology as well as a fellowship in Surgical Pathology (with an emphasis on Breast Pathology) at Vanderbilt University Medical Center. She completed a fellowship in Cytopathology at The Johns Hopkins Hospital, where she subsequently served as Assistant Professor of Pathology. Dr. Tatsas has published thirteen research articles in the field of Pathology. She holds memberships in the College of American Pathologists and the American Society of Clinical Pathologists.


Dr. Erin Smith Thibault
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Dr. Thibault earned her undergraduate degree at Louisiana State University, Baton Rouge, and her medical degree at Louisiana State University Health Sciences Center in New Orleans in 2002. She completed her residency in Anatomic and Clinical Pathology at the Medical College of Virginia Health Systems, Richmond, and her Dermatopathology fellowship at the University of Virginia at Charlottesville. She has served as Laboratory Medical Director of Polk Medical Center, Cedartown, Georgia, as well as the North Georgia Medical Center at Ellijay. She is a member of the American Society for Clinical Pathology and the College of American Pathologists.


Dr. Brian W. Webb
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Dr. Webb earned his undergraduate degree from the University of Kentucky and his medical degree from the University of Louisville School of Medicine in 1988. He completed his residency in anatomic and clinical pathology at the Cleveland Clinic Foundation, as well as his fellowship in gastrointestinal and liver pathology. He is board-certified by the National Board of Medical Examiners in anatomic and clinical pathology and has been in practice for since 1993. He holds memberships in the College of American Pathologists, the United States and Canadian Academy of Pathology, the American Society of Clinical Pathologists, the Roger C. Haggitt Gastrointestinal Pathology Society, and the East Baton Rouge Parish Medical Society.