William S. Zirker, M.D. - Crozer-Keystone Health System - PA
William S. Zirker, M.D.

William S. Zirker, M.D.

Schedule an Appointment

To schedule an appointment with William S. Zirker please call 610-338-2722.

  • CKHN Physician
  • All
  • Philadelphia Magazine Top Doctor




  • Geriatric Medicine
  • Internal Medicine

Hospital Admission Privileges

  • Crozer-Chester Medical Center
  • Springfield Hospital


  • German
  • Spanish



State University of New York at Stony Brook University Medical Center, Internal Medicine


Montefiore Medical Center at the Albert Einstein College of Medicine, Geriatrics

Medical School

University of Monterrey

Teaching or Professional Positions

  • Director, Geriatric Medicine Fellowship Program
  • Professor of Medicine at Temple University School of Medicine
  • Formerly Associate Professor of Medicine at State University of New York at Stony Brook School

Honors, Awards, etc.

"Top Doctor" in Geriatrics, Main Line Today (2012, 2013, 2014)

Age Groups

Seniors and middle-aged adults

Area of Special Interest

  • Geriatrics
  • Health Maintenance
  • Chronic Disease Management

Board Certified

  • Geriatrics
  • Internal Medicine
  • Hospice and Palliative Care Medicine

Current Research

  • Acute Care of the Elderly
  • Delirium

Disease Condition Syndrome

Urinary Incontinence, Dementia

Personal Info

  • President, Eastern Pennsylvania Geriatrics Society
  • Member, Delaware Valley Alzheimer's Association Medical and Scientific Committee


Knee and shoulder joint injections for arthritis

Leadership Title

Chief, Geriatrics (Crozer, Springfield, Taylor)

Office Information

Doctor's Contact Information

  • Office Phone: 610-338-2722


Primary Locations

Additional Locations

Physician Directory

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