John M. Zerwas, M.D.
JOHN M. ZERWAS, M.D.
Founding Member and President (1996-2000), Greater Houston Anesthesiology,
PA, Houston, Texas; Senior Vice President and Chief Medical Officer, Memorial Hermann
Healthcare System (2003-07), President, Memorial Hermann Medical Group, Memorial
Hermann Health Network Providers (2007-09).
President Elect (2012), First Vice President (2011), Treasurer (2006-2010), Assistant Treasurer
(2003-06); Texas District Director (2002-03); Delegate (2004-07), Alternate
Delegate (2000-03), AMA Section Council on Anesthesiology; Chair, Committees on
Governmental Affairs (2001-03) and Quality Management and Departmental Administration
(1998-2001), Anesthesia Consultation Program (1997-2000), Annual Meeting Reference
Committee (1999, 2003); Member, ASAPAC Executive Board (1998-2004), Committee on
Practice Management (1998-2003), Committee on Quality Management and Departmental
Administration (1996-2003); Member, Quality Improvement and Practice Management (1992-
President (1996-97), President Elect (1995-96), Treasurer (1993-95), Texas Society of
Anesthesiologists; Chair, Nominating Committee (1998), Legislative Affairs (1990-94, 1997-
2000); Member, Nominating Committee (1996-2003), Committee on Administrative Affairs
(1997-99), Legislative Affairs (1990-2007); President (1992), Treasurer (1989-91), Texas Gulf
Coast Anesthesia Society; President (2004-present), President-Elect (2003-04), Treasurer (2002-
03), Director (1998-present), Texas Healthcare Trustees; Treasurer (2000-06), Association for
Anesthesiologist Assistants Education; and Member, Texas House of Representatives (2007-
Education & Honors:
M.D., Baylor College of Medicine, Houston, Texas; Internship (General Surgery) and Residency
(Anesthesiology), University of Texas Health Science Center, San Antonio, Texas; Diplomate,
American Board of Anesthesiology.
ASA Newsletter. 2013;77(2).