Officers & Board Members (2018-2022)

Introducing our team of talented professionals with a wide range of skills and experience. We love what we do, and we do it with passion.

Jemm Fos, AMT


Jemm works as a Histocompatibility Technologist at VA Medical Center in Iowa, USA. He sits in the Iowa State Society of American Medical Technologist Board.

Eldino Defensor, MBA, CLS,MT(AMT)

Vice President

Dino is the Director of Clinical Laboratories in Southern California Region, Southern California Healthcare System, Inc. and Facilities of Alta Hospitals System Foothill Regional Medical Center. He is also an Admin Director Respiratory, EKG and Non-Invasive Vascular at Southern California Healthcare System, Inc.

Frieda Djohanna Moscoso-Blancia, RPh


Frieda works at CVS retail Pharmacy and has been serving the community of Pearland, Texas USA for 13 years.

Ednie Arroyo-McKeehan, AMT


Ednie is a Medical Technologist I at Northwest Health LaPorte in Laporte, Indiana USA.

Email me:

Shirley Cordova-Chahu, MT


Shirley is currently based in New Jersey, USA.

Lee Besana, MS, CLS, MLS (ASCP)

Board Member

Lee is a Technical Supervisor-Clinical Laboratories at the University of California San Francisco Medical Center.

Sheila Puerto-Palomera, RPh

Board Member

Sheila is the Pharmacy Manager at One Healthcare Pharmacy in Ontario, Canada.

Joemay Barrientos, MT

Board Member

Joemay is currently working as a Lead Clinical Laboratory Scientist at Spectra Laboratories in California,USA.

Magdalene Cortez-Harder, MT

Board Member

Maggie is a CLS supervisor at Doctor’s Hospital of Manteca Tenet Health Care in Manteca, California, USA.

Delia Serra, MT, RN

Board Member

Delia works as an Administrative Nursing supervisor at St. Mary’s Medical Center in Long Beach, California and Lakewood Medical Center in Long Beach, California USA.

Marlon Torrento,MD

Board Member and Immediate Past President

Dr. Torrento is an HIV specialist and Infectious Disease Specialist practicing in Missouri, USA.

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