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Lee Memorial Hospital: Facility Medical Executive Committee

David E. Goldner, M.D. 


Daniel de la Torre, M.D.  

Past President  

Asif Azam, M.D.


Marc A. Michelsen, D.O.

Dept. Chair, Anesthesiology

Christopher W. Tann, M.D. 

Dept. Chair, Emergency Medicine

Rahul K. Challapalli, M.D. 

Dept. Chair, Medicine

Cherrie R. Morris, M.D. 

Dept. Chair, OB/GYN

P. J. Tsakalakis, M.D.

Dept. Chair, Pathology

Christopher N. Conner, M.D. 

Dept. Chair, Radiology

James E. Kasiewicz, M.D.

Dept. Chair, Surgery

Abusayeed Feroz, M.D.

Facility Quality Chair

Daniel de la Torre, M.D.

System Credentialing/Privileging


Christina M. Cavanagh, M.D. (Family Medicine)
Robert Gear Jr., DMD, M.D. (Oral/Maxillofacial Surgery)
Alfred C. Gitu, M.D.(Family Medicine)
John C. Lawlor, DPM (Podiatric Surgery)

Ex-officio Members and Staff

Scott Wolf, D.O. - VP of Operations & Chief Physician Executive

Julia Liebscher, MS, BSN, RNC​ - VP of Operations & Chief Nurse Executive

Mark Greenberg, M.D. - VP Medical Affairs, MSS 

William J. Carracino Jr., M.D. -  VP/CMIO (Ad Hoc Invitee)

Teri Isacson - Senior Managing Attorney, Legal Services

Olga L. Ruiz, CPCS, CPMSM - Director, Medical Staff Administrative Services

Yolene Derissaint, CPCS, CPMSM - Medical Staff Services Coordinator