Pinnacle Internal Medicine

George H. Gleeson, M.D.

Bernadette G. Harris, M.D.

Elmer J. Holzinger, M.D.

Louis E. Leff, M.D.

Ronnie C. Parker, M.D.

James R. Sahovey, M.D.

Adam E. Sohnen, M.D.

Jessica L. Davis, CRNP


Elmer J. Holzinger, M.D. received his undergradute degree from the University of Pittsburgh and his medical degree from the University of Pittsburgh School of Medicine.

Dr. Holzinger completed his Internship at Columbia Hospital and his Medical Residency at St. Francis Medical Center and Veterans Administration Hospital.

Dr. Holzinger is board certified in Internal by the American Board of Internal Medicine.

Professional Organizations:
Dr. Holzinger has admitting privileges at UPMC Shadyside Hospital. He is a member of :

-The American Society of Internal Medicine
-The American Medical Association
-The Allegheny County Medical Society
-The American College of Physicians
-The Association of Program Directors in Internal Medicine

Appointments and Positions:
Dr. Holzinger is also an adjunct Associate Professor in the Department of of Theology at Duquesne University, an adjunct Professor of Medicine at Allegheny University of the Health Sciences and a visiting Professor of Medicine at the University of Pittsburgh School of Medicine.