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200 Lothrop StreetDigestive Disorders CenterPittsburgh, PA 15213
Phone+1 412-647-8666
Dr. Khalid is on Doximity
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Education & Training
UPMC Medical EducationFellowship, Gastroenterology, 1998 - 2001
Washington University/B-JH/SLCH ConsortiumResidency, Internal Medicine, 1995 - 1998
Aga Khan Medical CollegeClass of 1993
Certifications & Licensure
PA State Medical License 1999 - 2026
American Board of Internal Medicine Gastroenterology
Awards, Honors, & Recognition
- Fellow (FACG) American College of Gastroenterology
Clinical Trials
- Cancer Detection in Pancreatic Cysts
- Pancreatic Adenocarcinoma Gene Environment Risk Study
- POCS in Liver Transplantation Patients Start of enrollment: 2018 Jan 25
Publications & Presentations
PubMed
- 3 citationsDNA/RNA-Based Next-Generation Sequencing Improves the Early Diagnosis and Management of Neoplastic Bile Duct Strictures: A 6-Year, Prospective, Multi-Institutional, Re...Rohit Das, Jeffrey Kleinberger, Tarek Sawas, Abigail I Wald, Robert Bubar
Gastroenterology. 2026-08-01 - 8 citationsPancreaSeq Genomic Classifier (PancreaSeq GC) Improves Pancreatic Cyst Classification and Detection of Advanced Neoplasia: A Multi-institutional Validation Study.Aatur D Singhi, Abigail I Wald, Katelyn Smith, Lynn Wolkenstein, Robert D Bubar
Annals of Surgical Oncology. 2026-04-01 - 6 citationsRecurrent BEND2 Fusion Genes Identified by Whole Transcriptome Sequencing of Nonfunctional Pancreatic Neuroendocrine Tumors Correlate With Poor Patient Prognosis.Michelle A Wood-Trageser, C Tolson Nichols, Danielle A Hutchings, Diana Bell, Abigail I Wald
Modern Pathology. 2025-10-01
Other
- Classification of pancreatic cystsKhalid A, McGrath K
http://www.uptodate.com/contents/classification-of-pancreatic-cysts
UpToDate, Wolters Kluwer Health - 2012-10-02 - Pancreatic cystic neoplasmsKhalid A, McGrath K
http://www.uptodate.com/contents/pancreatic-cystic-neoplasms
UpToDate, Wolters Kluwer Health - 2013-03-22
Press Mentions
Risk of Bacterial Exposure to the Endoscopist’s Face During EndoscopyApril 30th, 2019
Professional Memberships
- Fellow
Other Languages
- Punjabi, Urdu
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