Greg A. Seiler

Chief Executive Officer, Methodist Hospital South

Greg Seiler

Greg Seiler joined Methodist Hospital South as Chief Executive Officer in January 2019, with more than 25 years of hospital administration experience. He also serves as the Chief Executive Officer of Methodist Hospital Metropolitan.

Prior to joining Methodist Hospital South, he served as the CEO of Rio Grande Hospital in McAllen. He also served as the COO of Riverside Community Hospital, where he oversaw a $20 million expansion of the hospital’s emergency department and the debut of the Heart Care Institute.

Under his leadership, Methodist Hospital South has increased its outreach significantly—including the debut of the Methodist Hospital South Multi-specialty Clinic, which brings in doctors specializing in several service lines, including sports medicine, orthopedics, urology and cardiology care. The hospital recently earned a 5-Star rating from the Center for Medicare and Medicaid Services (CMS)—making it the only hospital in the Methodist Healthcare network to achieve this honor in 2019.

Methodist Hospital South also serves as a base of operations for Methodist AirCare, which provides advanced medical care and rapid patient transport to the citizens of South Texas.

Pamela Guillory

Chief Nursing Officer and Chief Operating Officer, Methodist Hospital South

Pamela Guillory

Pamela Guillory, MBA, BSN, joined Methodist Hospital South as Chief Nursing Officer and Chief Operating Officer in 2017, with 21 years of nursing experience.

Previously, she was the Chief Nursing Officer for the South Texas Regional Medical Center in Jourdanton, Texas, which was purchased by the Methodist Healthcare System in 2017. Soon after, the facility was rebranded as Methodist Hospital South.

Prior to her service in Jourdanton, Guillory was the Assistant Chief Nursing Officer for the Tomball Regional Medical Center in Tomball, Texas.

Guillory began her career as a staff nurse for Clear Lake Medical Center in Webster, Texas, where she was responsible for all aspects of patient care—from assessments, to evaluation, to coming up with a health care plan for patients.

Joe Vasquez

Chief Financial Officer, Methodist Hospital South

Joe Vasquez

Joe Vasquez joined Methodist Hospital South as Chief Financial Officer in April 2019, with 20 years of experience on the financial side of the healthcare industry.

Prior to joining Methodist South, he was the Controller for Methodist Hospital Stone Oak. During his tenure with the hospital, he completed the year-long Executive Development Program and served as interim Chief Financial Officer for the Val Verde Regional Medical Center in Del Rio, Texas, which is one of several outlying facilities managed by Methodist Healthcare.

Prior to joining Methodist Healthcare, he was the Director of Operations for the Baptist Health System in San Antonio.