Education and Training

Medical School

Drexel University College of Medicine, Philadelphia, PA


Anatomic and Clinical Pathology, Thomas Jefferson University Hospital, Philadelphia, PA

Dermatopathology, Thomas Jefferson University Hospital, Philadelphia, PA

Pediatric Pathology, The Children’s Hospital of Philadelphia, Philadelphia, PA

Board Certification

Anatomic and Clinical Pathology – American Board of Pathology
Dermatopathology – American Board of Pathology
Pediatric Pathology – American Board of Pathology

Titles and Academic Titles

Staff Pathologist

Assistant Professor of Clinical Pathology and Laboratory Medicine, University of Pennsylvania School of Medicine

Departments and Services

Selected Publications


Moon, HS, Wang, TT, Caughey, JA, Queenan, MB, Ford, BP: Large mandibular mass in a newborn. J Am Dent Assoc 21: 437, October 2021.



Posters and Presentations


Bleznak J, Anttila A, Hamill D, Queenan M, Fox MD: Massive splenomegaly in a 6-year-old girl. Pediatric Puzzler, Pediatrics, Contemporary Pediatrics 35 (Issue 5, 1 (4)), July, 2019.


Lewen M, Gresh R, Queenan M, Paessler M, Pillai V, Hexner E, Frank D, Bagg A, Aplenc R, Caywood E, Wertheim G: Pediatric chronic myeloid leukemia with Inv. (3) (q21q26.2) and T lymphoblastic transformation: a case report. Biomark Res 4 (14), July 2016. PMCID: 27453784.

Queenan M: Utility of Acoustic Radiation Force Impulse Elastography (ARFI) using Elastography Point Quantification (ElastPQ) Technique in Predicting Histopathologic Liver Graft Fibrosis in Pediatric Liver Transplant Recipients. Poster presentation at the 2016 AASLD Annual Meeting, 2016.

Editorial and Academic Positions

2019-Present, AI duPont Hospital LEADER Program

2017-Present, AI duPont Hospital Disorders of Sexual Differentiation Committee

2016-2017, AI duPont Hospital Physician Compensation Committee

Major Academic and Clinical Teaching Responsibilities

2018-Present, Jefferson Health Pathology Resident Pediatric Pathology Rotation

2018-Present, AI DuPont Hematology/Oncology Fellow Pediatric Pathology Rotation

Leadership and Memberships


2007-Present United States and Canadian Academy of Pathology


2007-Present College of American Pathologists

2010-Present American Society of Clinical Pathology

2013-Present American Academy of Dermatology

2018-Present Children’s Oncology Group


2007-Present Philadelphia Society of Pathology

2012-Present Pennsylvania Medical Society