R. Loch Macdonald, M.D., Ph.D., FRCSC, FACS

Dr. Macdonald completed a fellowship in Cerebrovasular Neurosurgery and is now the Valley’s leading expert in Vascular Neurosurgery. He also specializes in cranial neurosurgery. In addition to serving as faculty in the UCSF Fresno Department of Neurosurgery, he was Professor of Neurosurgery at the University of Chicago and the University of Toronto — where he also served as the Head of the Division of Neurosurgery at St. Michael’s Hospital. Dr. Macdonald’s extracurricular activities are running, cycling and hiking, and is also an avid dog lover.

Education and Certifications


Cerebrovascular Neurosurgery – University of Toronto


Neurosurgery – University of Toronto


Neurosurgery – University of Toronto

Medical School

University of British Columbia

Board Certification

Neurological Surgery


Co-director of the Stroke Program at Community Medical Regional Center, Dr. Amir Khan is a leading neurologist who is regularly featured on Medwatch Today. From treating patients who have suffered from strokes to developing the latest technologies to stop aneurysms from rupturing in the first place, Dr. Khan is a leader in his field and dedicated to addressing critical brain trauma.

Practice forms

Visit Community Health Partners’ Patient Resources page to download and complete patient registration, medical history and additional forms required by our practice.

Top of Mind

Knowing the signs of stroke and what to do if you or a loved one may be suffering from one is critically important to realizing the best outcomes. Dr. Khan is a regular contributor to a wide array of educational content that is helping inform our community about brain health.

Fifth-grade teacher Pablita Garcia was celebrating Christmas Eve at her friend’s house …

Ultrasonographer Mike Padilla had just finished seeing a patient when he went to connect …

Knowing one acronym could save a life. 

Local interior design company owner Kay Garabedian got lucky the evening a large clot lodged in her brain.


What our Patients are saying

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