Penn Medicine Provider
Pathology and Laboratory Medicine
Kristen Stashek, MD
Accepting new patients
Penn Pathology and Laboratory Medicine HUP

About me

  • Associate Professor of Clinical Pathology and Laboratory Medicine

Education and training

  • Medical School: Robert Wood Johnson Medical School
  • Residency: University of Virginia Health System
  • Fellowship: University of Iowa Hospitals and Clinics

Insurance accepted

My Locations

Penn Medicine hospital privileges

  • Hospital of the University of Pennsylvania: Has privileges to treat patients in the hospital.
  • Pennsylvania Hospital: Has privileges to treat patients in the hospital.
  • Penn Presbyterian Medical Center: Has privileges to treat patients in the hospital.
Dr. Stashek is a Penn Medicine physician.

Qualifications and experience

Treatments and Conditions

My research

Harris JC, Zhang Q, Tondon R, Alipour Z, Stashek KM Characterization of Amyloidosis in the Gastrointestinal Tract with an Emphasis on Histologically Distinct Interstitial Patterns of Deposition and Misinterpretations. , Am J Surg Pathol, 48(3): 2024,302-308


Alipour Z, Stashek K Recently described types of dysplasia associated with IBD: tips and clues for the practicing pathologist , J Clin Pathol, 18(2): 2024,77-81


George LA, Feldman HT, Alizadeh M, Abutaleb A, Zullow S, Hine A, Stashek K, Sarkar S, Sun K, Hudesman D, Axelrad J, Cross RK. Histologic Inflammation can Predict Future Clinical Relapse in Ulcerative Colitis Patients in Endoscopic Remission , Crohns Colitis 360, 5(4): 2023


Kwak HV, Tardy KJ, Allbee A, Stashek K, DeMatteo RP. Surgical Management of Germline Gastrointestinal Stromal Tumor , Ann Surg Oncol: 2023


Feely, Michael DO; Tondon, Rashmi MD; Gubbiotti, Maria MD, PhD; Stashek, Kristen M. MD; Numbere, Numbereye MBBS; Huber, Aaron R. DO; Sharma, Ashwani K. MD; Geller, Brian S. MD; Salaria, Safia N. MD; Gonzalez, Raul S. MD Gastrointestinal Tract Injury by Yttrium-90 Appears Largely Restricted to Resin Microspheres But Can Occur Years After Embolization , American Journal of Surgical Pathology, 46(9): 2022,1234-1240


Ioana Ghita, Michael Y. Nagai, Joshua E. Lubek, Kristen M. Stashek, John R. Basile, Jeffery B. Price, John C. Papadimitriou, Donita Dyalram & Rania H. Younis Ghost Cell Odontogenic Carcinoma Arising in a Previous Calcifying Odontogenic Cyst: A Case Report and Review of Literature , Head and Neck Pathology, 16(3): 2022,828-835


Bhattacharya S, Stoleru G, Patel P, Abutaleb A, Stashek K, Cross R Characterization of Mycophenolate Mofetil Gastrointestinal Toxicity and Risk Factors for Severe Disease and Poor Prognosis. , Inflamm Bowel Dis, 28(5): 2022,811–814


1Arnold CA, Burke AP, Calomeni E, Mayer RC, Rishi A, Singhi AD, Stashek K, Voltaggio L, and Tondon R Brown Bowel Syndrome: A Multi-Institutional Case Series. , American Journal of Surgical Pathology, 44(6): 2020,834-837


Song L, Stashek KM, Benyounes A, Davis DL, Mulligan ME, Ng VY, Kallen ME Epithelioid Sarcoma with Retained INI1 Expression , Histopathology, 78(3): 2021,464-466


Mahmud, N, Stashek K, Katona B, Tondon R, Shroff S, Roses R, Furth E, Metz D The Incidence of Neoplasia in Patients with Autoimmune Metaplastic Atrophic Gastritis: A Renewed Call for Surveillance , Annals of Gastroenterology, 32(1): 2018,2019