Administrative Staff

Patrick Kelly MBA, RVT
Senior Administrator
Neurosurgery/Neurology
[click-for-email]

Karen Specos
Office Manager
Phone: 215-707-4068
Fax: 215-707-3831
[click-for-email]

Kim Downing
Admin. Assistant to Joseph V. Queenan, MD
215-707-7200
[click-for-email]

Vilma Chambers
Assistant to Bong-Soo Kim, MD, Philip A. Villanueva, MD
215-707-7200
[click-for-email]

Linda Zlatkin
Assistant to Michael W. Weaver, MD, Chair, Department of Neurosurgery, Kadir Erkmen, MD
215-707-7200
[click-for-email]

Advanced Practitioners

Nancy E. Villanueva, PhD, CRNP, BC, CNRN
[click-for-email]

Tanya Sims-Best, MSN, CRNP
[click-for-email]

Alyssa Mocion, DNP, CRNP
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Kristi Piller, MSN, CRNP, AGAC-NP-BC, CCRN
[click-for-email]

Research Nurses 

Kathleen Hatala, RN, BSN
[click-for-email]

Carol VonHofen, RN, BSN
[click-for-email]

Sandra Combs, RN, BSN
[click-for-email]

Theresa Ropars, RN, BSN
[click-for-email]