Precision Pathology

Our Pathologists

Roby P. Joyce, MD, FCAP, FASCP

Roby P. Joyce, MD, FCAP, FASCP is board-certified in Anatomic and Clinical Pathology. His special interest is in GI pathology. Many years ago, Dr. Joyce became interested in GI pathology as a subspecialty and decided to focus his Continuing Medical Education in GI pathology. Dr. Joyce is also a board-certified Neurologist. During his pathology residency he received extensive additional training in neuropathology. During his assignment to Brooke Army Medical Center he served as Chief of Clinical Pathology and Director of Residency Training. His Curriculum Vitae includes numerous scientific publications. Dr. Joyce has over 30 years experience in pathology.

Patricia G. Jeffreys, MD, FCAP

Patricia G. Jeffreys, MD, FCAP is board-certified in Anatomic and Clinical Pathology. She is also a Fellow of the College of American Pathologists. Dr. Jeffreys is CAP-certified in Breast Prognostic Indicators, and works with clinicians to ensure the patients are receiving the best care for their diagnosis.  In addition, she is knowledgeable in the area of pulmonary pathology and she has a special interest in GI pathology. During her years at Brooke Army Medical Center she presented the pathology findings for cases at the monthly multi-discipline pulmonary conference. Dr. Jeffreys is an excellent general pathologist with over 26 years of experience.

Peggy N. Stoll, MD, FCAP

Peggy N. Stoll, MD, FCAP is a Fellow of the College of American Pathologists and is board-certified in Anatomic and Clinical Pathology. In addition, Dr. Stoll is board-certified in Hematopathology. She is an expert in the highly sophisticated and rapidly evolving fields of bone marrow pathology, blood disorders (e.g. leukemias and anemia) and disorders of lymph nodes. She is knowledgeable in the clinical application of four highly sophisticated areas of pathology testing: flow cytometry, molecular pathology, cytogenetics and immunohistochemical stains. She is also an excellent and knowledgeable general pathologist with over 25 years experience.

Howard G. Weisbrod, MD, FCAP

Howard G. Weisbrod, MD, FCAP is board-certified in Anatomic and Clinical Pathology and a Fellow of the College of American Pathologists. Dr. Weisbrod also holds specialty board-certification in Cytopathology. Dr. Weisbrod has a special interest and expertise in the field of gynecological pathology and liver pathology. As an experienced general pathologist and cytopathologist before joining Precision Pathology Services, Dr. Weisbrod completed a career in the U S Army Medical Corps. While stationed at Brooke Army Medical Center, Dr. Weisbrod was actively involved in training pathology residents. He has over 27 years of pathology experience.

Lilia Wojcik, MD, FCAP

Lilia Wojcik, MD, FCAP is board-certified in Anatomic Pathology and Clinical Pathology. She received her training at UT Medical School at Houston with clinical experience from MD Anderson Hospital and Cancer Center, Herman Hospital and Saint Luke’s Hospital/Texas Heart Institute. Dr. Wojcik has a special interest and expertise in gynecologic pathology, breast pathology and endocrine pathology. She has more than 20 years experience in surgical pathology in addition to her previous OB/GYN, pediatric surgery and vascular surgery experience.

James Humphreys, MD, FCAP

James Humphreys, MD, FCAP is board-certified in Anatomic and Clinical Pathology. Dr Humphreys graduated from the University of Texas Health Science Center at San Antonio and has a special interest in GI Pathology and also completed a fellowship in Forensic Pathology. He is an active member of both the Texas Medical Association and the Bexar County Medical Society serving on several committees within the two organizations.

Elena Lavrovskaya, MD, FCAP

Elena Lavrovskaya, MD, FCAP is board-certified in Anatomic and Clinical Pathology and holds specialty board certification in Cytopathology. Dr. Lavrovskaya’s special interests include fine needle aspirate specimens, prostate pathology and gynecological pathology. She is a graduate of the University of Texas Health Science Center at San Antonio and completed her Fellowship in Cytopathology at the Methodist Hospital, Houston, Texas.

Linda Hausenfluke, MD, FCAP, FASCP

Linda Hausenfluke, MD, FCAP, FASCP is board-certified in Anatomic and Clinical Pathology. She is also a Fellow of the College of American Pathologists and a Fellow of the American Society of Clinical Pathologists. Dr. Hausenfluke is a graduate of the University of Texas Health Science Center at San Antonio. She has a special interest in breast pathology and completed a surgical pathology fellowship in 1997. Dr Hausenfluke is currently Laboratory Medical Director at the Nix Healthcare System.

Ami Bhalodia, MD, FCAP, FASCP

Ami Bhalodia, MD, FCAP, FASCP is board-certified in Anatomic and Clinical Pathology, and Cytopathology.  She is also a Fellow of the College of American Pathologists.  Dr. Bhalodia completed a fellowship in Renal/Urologic Pathology at LSUHSC-Shreveport in 2010.  With her special interest in Nephrology she has published many articles related to Nephrology and Urologic Pathology.  Dr. Bhalodia graduated from Grace University School of Medicine, Cambridge England in December 2003.  She completed her Anatomic and Clinical Pathology Residency at LSUHSC-Shreveport.  Dr. Bhalodia is currently a member of the United States and Canadian Association of Pathology, the American Society of Clinical Pathology, the American Society of Nephrology, the Renal Pathology Society, and the International Society of Urologic Pathology.

Shelly Gunn, MD, PhD, FCAP, FCAP 

Shelly Gunn, MD, PhD, FCAP, FCAP is a board-certified pathologist specializing in Genomic Pathology.  Dr. Gunn serves as Director of the Genomic Pathology section of Precision Pathology Services.  She graduated from the UTHSCSA Medical School with a combined MD/PhD degree and completed her clinical pathology residency training at University Hospital in San Antonio. Through her multiple peer reviewed publications and speaking engagements throughout the United States, Dr. Gunn has established a reputation as an expert in the field of breast cancer molecular pathology.  Dr. Gunn’s research has appeared in numerous scientific publications including Leukemia, Journal of Molecular Diagnostics and Modern Pathology.   After serving as an assistant professor in the UTHSCSA Department of Pathology she joined Combimatrix Molecular Diagnostic Inc. in Irvine, California as Medical Director from 2006 to 2012