Meet the Division of Hematology Oncology leadership and administrative teams.

Leadership Team

David J. Vaughn, MD

David J. Vaughn, MD

Vice Chief for Clinical Affairs

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Michael R. Costello, MD

Michael Costello, MD

Co-Medical Director, Hematology/Oncology
Chester County Hospital

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Priya P. Gor, MD, MSCE

Priya P. Gor, MD, MSCE

Director of Oncology Services, New Jersey practice sites

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Douglas Eric Guggenheim, MD

Douglas Eric Guggenheim, MD

Director of Oncology Services, New Jersey practice sites

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Head shot of Yehoda Martei

Yehoda M. Martei, MD, MSCE

Vice Chief for Diversity and Inclusion

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Daniel J. Landsburg,  MD

Daniel J. Landsburg, MD

Vice Chief of Quality and Safety
Medical Director of Infusion Services, HUP

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Rebecca L. Hirsh,  MD

Rebecca L. Hirsh, MD

Director, Inpatient Heme/Onc Services

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Erin O. Aakhus, MD

Erin O. Aakhus, MD

Director, Hematology/Oncology Fellowship Program

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Roger B. Cohen, MD

Roger B. Cohen, MD

Associate Director, Hematology/Oncology Fellowship Program

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Edward A. Stadtmauer, MD

Edward A. Stadtmauer, MD

Section Chief, Hematologic Malignancies

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headshot of Nevena Damjanov, MD

Nevena Damjanov, MD

Section Chief of Hematology/Oncology, VA Medical Center

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Christine A. Ciunci, MD, MSCE

Christine Ciunci, MD

Section Chief of Hematology/Oncology, Penn Presbyterian Medical Center

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David M. Mintzer, MD

David M. Mintzer, MD

Section Chief of Hematology/Oncology, Pennsylvania Hospital

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Maureen R. Hewitt, MD

Maureen R. Hewitt, MD

Co-Medical Director, Hematology/Oncology
Chester County Hospital

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Tracy S. d'Entremont, MD

Tracy S. d’Entremont, MD

Director of Oncology Services, ACC at Valley Forge

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Administrative Team

Amy Brazina headshotAmy Brazina
Division Administrator
215-662-3419
Amy.Brazina@pennmedicine.upenn.edu

Photo Not AvailableMichele Arlotta
Administrative and Financial Officer
215-898-9515
michelea@pennmedicine.upenn.edu

Justin Bregman headshotJustin Bregman
Program Manager
Benign Hematology
215-615-8010
justin.bregman@pennmedicine.upenn.edu

Alexa Davis headshotAlexa Davis
Fellowship Coordinator
215-662-3681
alexa.davis@pennmedicine.upenn.edu

Susan Havrilla headshotSusan Havrilla
Faculty Coordinator
215-360-0713
susan.havrilla@pennmedicine.upenn.edu 

Photo Not AvailableWykena Medlock
Executive Assistant to Alison Loren, MD, MSCE
Chief, Division of Hematology Oncology
215-662-4859
wykena.medlock@pennmedicine.upenn.edu

Suzanne McGettigan, CRNPSuzanne McGettigan, MSN, CRNP
Oncology Nurse Practitioner
Senior Clinical Manager
215-662- 6397
suzanne.mcgettigan@pennmedicine.upenn.edu

Naik Aakanksha headshotAakanksha Naik
Divisional Program Administrator
267-343-1309
Aakanksha.Naik@Pennmedicine.upenn.edu

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