Pathology Assistant: Coney Island Hospital - Brooklyn, NY - 1975
Laboratory Assistant, T.O. City University of New York (Evers) - 1976 to 1978
Rotation: Pediatrics and Outpatient Clinic - Flower and Fifth Avenue Hospitals, New York, NY - 1982
Medical Education: St. Barnabas Medical Center, N.J. - 1986
Fellow-Surgery: Long Island College Hospital - State University of New York Downstate Medical School - 1986 to 1987
Fellow: Pathology / Immunohematology: Bellevue Hospital / New York University Medical Center - 1987 to 1989
Epidemiology and Preventive Health Services - New York City Department of Health - 1989 to 1991
Medical Director: Sauzal Clinic - 1991 to 1992
Medical Director: Medical Dental America - 1992 to 2003
Medical Faculty: A.S.A College New York - 2003 to 2017
Faculty: Mandl College Of Allied Health - 2016 to 2019
Chair ASA Faculty Council: Health research subcommittee - 2012 to 2016
Vice-President Faculty Council ASA College NYC - 2012 to 2014
Coordinator for Week-end Services: ASA college / NYC - 2008 to 2011
Director of evening and weekend services: ASA College /NYC - 2005 to 2008
A.S.A College / New-York - Adjunct Associate Professor : Allied Health Department - 2033 to Present
Park University (St. Louis, Missouri) - U.S. Army Sergeant Major Academy Fort Bliss, Texas - Adjunct Professor – Health Care Administration - 1995 to 2002
The University of TEXAS - Adjunct Associate Professor: Microbiology - 1995 to 1998
El Paso Community College (El Paso, Texas) - Adjunct associate Professor - 1992 to 1995