Precision Pathology

Our Pathologists

Lilia Wojcik, MD, FCAP 

  • Board-certified in Anatomic Pathology and Clinical Pathology.
  • A special interest and expertise in Gynecologic Pathology, Breast Pathology, and Endocrine Pathology.
  • Received her training at UT Medical School at Houston
  • Clinical experience from MD Anderson Hospital and Cancer Center, Herman Hospital and Saint Luke’s Hospital/Texas Heart Institute.
  • Experience in surgical pathology, OB/GYN, Pediatric Surgery, and Vascular Surgery experience.
  • Over 30 years of experience.

James Humphreys, MD, FCAP

  • Board-certified in Anatomic and Clinical Pathology.
  • Graduated from the University of Texas Health Science Center at San Antonio.
  • A special interest in GI Pathology and also completed a fellowship in Forensic Pathology.
  • ThinPrep-certified with a special interest in OBGYN Pathology.
  • Active member of both the Texas Medical Association and the Bexar County Medical Society serving on several committees within the two organizations.
  • Over 27 years of experience.

Linda Hausenfluke, MD, FCAP, FASCP

  • Board-certified in Anatomic and Clinical Pathology.
  • A Fellow of the College of American Pathologists and a Fellow of the American Society of Clinical Pathologists.
  • A graduate of the University of Texas Health Science Center at San Antonio.
  • ThinPrep-certified.
  • A special interest in Breast Pathology.
  • Completed a Surgical Pathology Fellowship in 1997.
  • Over 30 years of experience.

Roby P. Joyce, MD, FCAP, FASCP

  • Board-certified in Anatomic and Clinical Pathology.
  • Special interest is in GI pathology.
  • Board-certified Neurologist.
  • Served as Chief of Clinical Pathology and Director of Residency Training.
  • Curriculum Vitae includes numerous scientific publications.
  • Over 40 years experience in pathology.

Patricia G. Jeffreys, MD, FCAP

  • Board-certified in Anatomic and Clinical Pathology.
  • A Fellow of the College of American Pathologists.
  • CAP-certified in Breast Prognostic Indicators.
  • Knowledgeable in Pulmonary Pathology and a special interest in GI Pathology.
  • Over 36 years of experience.

Peggy N. Stoll, MD, FCAP

  • A Fellow of the College of American Pathologists.
  • Board-certified in Anatomic and Clinical Pathology.
  • Board-certified in Hematopathology.
  • Expert in Bone Marrow Pathology, Blood Disorders, and disorders of Lymph Nodes.
  • Knowledgeable in Flow Cytometry, Molecular Pathology, Cytogenetics, and
    Immunohistochemical stains.
  • Over 35 years experience.

Howard G. Weisbrod, MD, FCAP

  • Board-certified in Anatomic and Clinical Pathology.
  • A Fellow of the College of American Pathologists.
  • Board-certification in Cytopathology.
  • Expertise in Gynecological Pathology and Liver Pathology.
  • Completed a career in the US Army Medical Corps.
  • At Brooke Army Medical Center, was actively involved in training pathology Residents.
  • Over 37 years of pathology experience.

Mark Lincoln, MD

  • Board-certified in Anatomic, Clinical, and Dermatopathology.
  • Completed his Bachelor of Science at the University of California, Los Angeles and his Master of Science at Georgetown University School of Medicine.
  • Received his Doctor of Medicine from the Uniformed Services University of the Health Sciences, School of Medicine.
  • Completed a pathology residency in Anatomic and Clinical Pathology at Walter Reed National Military Medical Center.
  • Fellowship in Dermatopathology at the University of California, Los Angeles.

Samantha Butler, MD

  • Graduated from University of Miami School of Medicine in Florida.
  • Board Certified in Anatomic and Clinical Pathology.
  • Board Certified Cytopathologist.
  • Recipient of the 2009 F. Stephen Vogel Award given by the US and CA Academy of Pathology.
  • Currently a Lt. Colonel in the USAF Medical Corp, 959th CSPS Squadron at the San Antonio Military Medical Center in San Antonio.