Pathology Consultants Physicians


All of our pathologists are board certified in Anatomic and Clinical Pathology. Our physicians also have sub-specialty board certification or fellowship training in many other areas of pathology, including pediatric pathology, cytopathology, breast pathology, hepatic pathology, immunopathology, dermatopathology, genitourinary pathology, gastrointestinal/liver pathology, transfusion medicine and blood bank.



Michael Ward, M.D.
Michael Ward, M.D., attended the University of Alabama School Medicine in Mobile. He completed his Anatomic Pathology residency at the Medical University of South Carolina in Charleston and the Fellowship in Forensic pathology at the University of New Mexico in Albuquerque. He is board certified in Anatomic and Forensic Pathology.
Elizabeth M. Bailey, M.D.
Elizabeth M. Bailey, M.D., is a graduate of State University of New York at Stony Brook School of Medicine. She completed her Pathology residency and Dermatopathology Fellowship at Massachusetts General Hospital in Boston. She is board certified in Anatomic and Clinical Pathology as well as Dermatopathology.
Meri C. Guerry, M.D.
Meri C. Guerry, M.D., serves as Medical Director of Greenville Health System Laboratory and Director of Blook Bank. She is a graduate of the Medical University of South Carolina in Charleston. Her pathology residency was completed at the University of Virginia Health Sciences Center, as well as a Fellowship in Hematopathology. She is board certified in Anatomic and Clinical Pathology and also has sub-specialty board certification in Blood Bank/Transfusion Medicine.
David P. Schammel, M.D.
David P. Schammel, M.D., is a graduate of the University of Minnesota School of Medicine. His residency in pathology was completed at the University of New Mexico in Albuquerque, NM and a fellowship in surgical pathology was completed at the University of Minnesota, Minneapolis, MN. He is board certified in Anatomic and Clinical Pathology. Before he came to Greenville, Dr. Schammel was Vice Chairman of the Gynecologic and Breast Department of the AFIP in Washington, DC. He also serves as the President of Pathology Associates of Greenville and Pathology Consultants, Inc. He is the Medical Director for Pathology Consultants, Inc.
Samuel R.W. Horton, M.D.
Samuel R.W. Horton, M.D., is a graduate of the Medical University of South Carolina in Charleston. His residency in pathology was completed at MUSC as well as his Fellowship training in Dermatopathology. He is board certified in Anatomic and Clinical Pathology and Dermatopathology. He is also Fellowship trained in Gastrointestinal and Hepatic Pathology.
Robert A. Farrar, Jr., M.D.
Robert A. Farrar, Jr., M.D., is a graduate of the University of Virginia School of Medicine in Charlottesville.  His residency program in Anatomic and Clinical Pathology was completed at the University of Virginia Health System in Charlottesville.  After a Fellowship in Cytopathology at Pitt County Memorial Hospital in Greenville, NC, he was Assistant Clinical Professor of Surgical and Cytopathology at East Carolina University, Brody School of Medicine. Dr. Farrar is board certified in Anatomic and Clinical Pathology and Cytopathology.
Jennifer B. Knight, M.D.
Jennifer B. Knight, M.D., joined our practice in July 2012. She graduated from The University of SC School of Medicine and did her pathology residency at Vanderbilt University Medical Center. She was an Anatomic Pathology Fellow at Vanderbilt and then went on to complete a Hematopathology Fellowship at the University of New Mexico. She is Board certified in Anatomic and Clinical Pathology and also in Hematopathology.
Christina R. Carrick, M.D.
Christina R. Carrick, M.D., joined our practice in February 2014. She attended the University of South Florida School of Medicine and completed her Anatomic and Clinical Pathology residency at the Medical University of South Carolina. She completed further fellowship training in Surgical Pathology at MUSC. She is board certified in Anatomic and Clinical Pathology.
Abbie L. Husman, M.D.
Abbie L. Husman, M.D., joined our practice in July 2014. Dr. Husman attended the Medical University of South Carolina and completed her Anatomic and Clinical Pathology residency at Emory University School of Medicine. She also completed a Hematopathology fellowship at Emory University School of Medicine. Dr. Husman is board certified in Anatomic and Clinical Pathology as well as Hematopathology.
Dr. Luminita Rezeanu
Luminita Rezeanu, M.D., joins our practice from The University of Mississippi Medical Center in Jackson, Mississippi. She is our Bone and Soft Tissue Pathologist. She completed her Anatomic and Clinical Pathology residency at the University of Mississippi Medical Center. She also had extensive training in Orthopedic Surgery at the Regional Emergency Hospital in Iasi, Romania. Her fellowship training at the University of Alabama at Birmingham is in Surgical Pathology. Dr. Rezeanu is board certified in Anatomic and Clinical Pathology. Dr. Rezeanu joined our practice in July 2015.
Christopher M. Simons, M.D.
Christopher M. Simons, M.D., joined our practice in April 2016. He graduated from the Brody School of Medicine at East Carolina University. He completed his Anatomic and Clinical Pathology residency at Vanderbilt University Medical Center, followed by an Anatomic Pathology fellowship, also at Vanderbilt. He then completed his Dermatopathology fellowship at the University of Washington Medical Center in Seattle, Washington. Dr. Simons is board certified in Anatomic and Clinical Pathology as well as Dermatopathology.
Robert O. Rainer, M.D.
Robert O. Rainer, M.D., joins our practice from The Blood Connection in Greenville, SC. He was acting Medical Director. His Anatomic & Clinical Pathology residency was done at Dartmouth Hitchcock Medical Center in New Hampshire. He also has a Clinical fellowship in Hematopathology from University of Florida Shands Hospital. He is board certified in Anatomic and Clinical Pathology.
Grace D. Dukes, M.D.
Grace D. Dukes, M.D., joins our practice from the Georgia Bureau of Investigation where she was an Associate Medical Examiner. She completed her residency in Anatomic & Clinical Pathology at the University of Kentucky. Her Forensic Pathology Fellowship training was at the Cook County Office of the Medical Examiner in Chicago, Illinois. Dr. Dukes is board certified in Anatomic and Forensic Pathology.
Kari Valente, M.D.
Kari Valente, M.D., joined our practice in August 2018. She was a staff pathologist at Savannah Pathology Services, PC. She completed her residency in Anatomic and Clinical Pathology from Wake Forest University Baptist Medical Center. She was also a Cytopathology Fellow at the Medical University of South Carolina. Dr. Valente is board certified in Anatomic and Clinical Pathology as well as Cytopathology.
Aitemad Lander, M.D.
Aitemad A. Lander, D.O. joined our practice in January 2020 right out of her Fellowship program in Hematopathology from MUSC. She attended Philadelphia College of Osteopathic Medicine-Georgia campus. Her Residency Program in Anatomic and Clinical Pathology was completed at Brookwood Baptist Health System in Birmingham, AL. She is board certified in Anatomic and Clinical Pathology as well as Hematopathology.
Andy Wassum, M.D.
Dr. Andy Wassum joined our practice in June 2019. He was with the Georgia Bureau of Investigation before moving to Greenville. He attended Eastern Virginia Medical School in Norfolk, VA. He completed his Anatomic and Clinical Pathology Residency at MUSC in Charleston, SC as well as his Forensic Pathology Fellowship. He is board certified in Anatomic, Clinical and Forensic Pathology.
Dima El Zein, M.D.
Dima El Zein, M.D. joined our practice in July 2020. She graduated from the American University of Beirut. She completed her pathology residency at the University at Buffalo. She continued with Fellowship training in Oncologic Surgical Pathology at Roswell Park Cancer Institute and Cytopathology Fellowship at MUSC. Dr. El Zein is board certified in Anatomic and Clinical Pathology and Cytopathology.
JKeni Gu, M.D., PhD
Keni Gu, M.D., PhD joined our practice in May 2020. Dr. Gu attended Zhejiang University School of Medicine in Hangzhou, Zhejiang, China. He finished his Anatomic and Clinical Pathology Residency at Henry Ford Hospital in Detroit, MI. He was a Surgical Pathology Fellow at the Medical College of Georgia and a Hematopathology Fellow at the University of Nebraska Medical Center. He is board certified in Anatomic and Clinical Pathology and Hematopathology.
Kristen Adams, M.D.
Kristen Adams, M.D. joined our practice in July 2020. She attended the University of Mississippi School of Medicine. Her residency in Anatomic and Clinical Pathology and Surgical Pathology Fellowship were completed at the University of Mississippi School of Medicine. She is board certified in Anatomic and Clinical Pathology.
Lauren F. Xu, M.D.
Lauren F. Xu, M.D. joined our practice in July 2020. She attended Johns Hopkins School of Medicine. She completed her residency in Anatomic and Clinical Pathology at the University of Maryland Medical Center. She then went on to Beth Israel Deaconess Medical Center for a Cytopathology Fellowship. She is board certified in Anatomic and Clinical Pathology and Cytopathology.
Lawrence D. Grant, M.D.
Lawrence D. Grant, M.D. joined Pathology Consultants in January 2020. He attended the University of Wisconsin Medical School. He completed his residency program in Anatomic and Clinical Pathology at the University of Florida as well as a Fellowship in Cytopathology and Surgical Pathology. Dr. Grant is board certified in Anatomic and Clinical Pathology and Cytopathology.
Karen D. Buchanan, M.D.
Karen D. Buchanan, M.D. joined our practice in July 2020. She attended the University of SC School of Medicine in Columbia, S.C. She completed her Anatomic and Clinical Pathology residency at Orlando Regional Medical Center, MD Anderson Cancer Center. She went on to Louisiana State Health Sciences Center to receive Fellowship training in Cytopathology. She is board certified in Anatomic and Clinical Pathology and Cytopathology.
Paul M. Scheele, M.D.
Paul M. Scheele, M.D. joined our practice in August 2020. He attended the St Louis University School of Medicine in St. Louis, Missouri. His residency program in Anatomic and Clinical Pathology was completed at the University of Cincinnati Medical Center. He then finished a Fellowship in Anatomic Pathology at the University of Texas, MD Anderson Cancer Center. Dr. Scheele is board certified in Anatomic and Clinical Pathology.
Claire E. Rose, M.D.
Claire E. Rose, M.D. joined our practice in August 2021. She attended the University of the Americans in Nevis, West Indies and completed her Anatomic and Clinical Pathology residency at the University of Tennessee Medical Center in Knoxville, Tennessee. She then went on to complete her Forensic Pathology fellowship at the Milwaukee County Medical Examiner's Office. She is board certified in Anatomic Pathology.
Alison R. Huppmann, M.D.
Alison R. Huppmann, M.D. is a Clinical Assistant Professor in the Department of Biomedical Sciences at the University of South Carolina School of Medicine Greenville. She joined our practice in July of 2020. She attended Virginia Commonwealth University School of Medicine. She completed her residency in Anatomic and Clinical Pathology at George Washington University and then finished a Pediatric Pathology Fellowship at the Children's Hospital of Philadelphia. She also completed a Hematology Fellowship at the National Cancer Institute in Bethesda, MD. Dr. Huppmann is board certified in Anatomic and Clinical Pathology as well as Pediatric Pathology and Hematology.