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QualDx as its name implies (Quality Diagnosis), is committed to quality improvement in medical diagnosis, particularly in the specialties related to women's health, by providing expert consultation, research, education, and a range of supporting services to other professionals. WomenPathology (Gyn/Ob and Breast Pathology) is one of QualDx’s core services.

Tim M. Zheng, MD, PhD is QualDx's founder and an experienced board certified pathologist in anatomic and clinical pathology with subspecialty fellowship and expertise in gynecologic and breast pathology. Dr. Zheng received his medical degree from Shanxi Medical University and Ph.D. degree from Georgetown University. He completed pathology residency at Drexel Hahnemann University Hospital and Jefferson University Hospital, and gynecologic and breast pathology fellowship at the Armed Forces Institute of Pathology (AFIP). Dr. Zheng has over a decade of high volume Gyn/Ob and Breast Pathology subspecialty experience, including his recent role as Director of Gynecologic Pathology Subspecialty Service at the Hospital of the University of Pennsylvania. He previously also served as Chief of Gynecologic Pathology at the Health Network Laboratories / Lehigh Valley Hospitals, and Staff Pathologist at the Women & Infants Hospital of Rhode Island. Dr. Zheng is former faculty members of the University of Pennsylvania and Brown University and research fellow at the National Cancer Institute / NIH with excellent teaching and research experience. He is members of the College of American Pathology, American Society for Clinical Pathology, and American Congress of Obstetricians and Gynecologists. Dr. Zheng is holding full active unrestricted medical licenses in New Jersey and Pennsylvania.

QualDx is located in suburban Philadelphia. If you have any questions or are interested in using QualDx' services, please contact us by any of the methods listed below. 


QualDx, LLC

 Email: tz@qualdx.com 

Tel: 484-620-1322 l Fax: 888-255-4358 

 www.qualdx.com l www.womenpathology.com 


Copyright © 2013 QualDx and WomenPathology-All rights reserved.