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Glenda Zarbock

Glenda M. Zarbock

(415) 995-5088


Glenda specializes in advising medical staffs, medical groups, and hospitals on a full range of credentialing, peer review, and quality assurance topics. She regularly advises medical staffs on investigations and developing corrective action plans and recommendations. She represents medical staff clients in formal hearings involving credentialing and peer review actions, and related appeals to hospital boards. And she advises clients about reporting obligations, compliance with accreditation and regulatory requirements, policy development, and bylaws revisions.

As a litigator, Glenda has represented medical staffs, medical staff leaders, and hospitals in a number civil litigation matters arising from peer review activities, involving claims of whistleblower retaliation, denial of fair procedure, intentional interference, defamation, etc. She handles all phases of litigation: discovery, law and motion practice, mediation, arbitration, administrative hearings, trials, writs, and appeals. 

Glenda frequently serves as a neutral hearing officer in peer review hearings for medical staffs across the state, and as an advisor to hospital boards in connection with appeals of judicial review committee decisions. She also serves an arbitrator in peer review matters. 

Glenda makes presentations on legal issues to gatherings of the California Association Medical Staff Services and California Society for Healthcare Attorneys.


J.D. University of California, Berkeley School of Law ( 1995 )
B.A. summa cum laude Rice University ( 1986 )

Admissions and Courts

U.S. District Court for the Northern District of California
U.S. District Court for the Central District of California
U.S. District Court for the Eastern District of California
U.S. Court of Appeals for the Ninth Circuit


Medical Staff Practice Leader

Medical staffs. Represents medical staffs in peer review and fair hearing proceedings involving medical staff members challenging disciplinary actions.

Hospitals. Advises hospital governing bodies on their role in credentialing and privileging issues.

Hearing Officer/Neutral. Serves as neutral hearing officer and arbitrator in fair hearings.

California Society for Healthcare Attorneys, Board of Directors

California Society for Healthcare Attorneys, Co-Chair of Hearing Officer Committee

American Health Lawyers Association, Medical Staff, Credentialing, and Peer Review and Long Term Care and Senior Housing Practice Groups

California Association Medical Staff Services

National Association Medical Staff Services

California Society for Healthcare Attorneys

Leading Age California

California Assisted Living Association