TRIPLE O MEDICAL SERVICES P.A. - Key Persons


Christina Campbell

Job Titles:
  • Staff Member
Christina is a Florida native who currently rounds at the hospital in which she was born. She loves cooking, traveling and teaching.

Dr. Jose Menajovsky

Job Titles:
  • Staff Member
Dr. Menajovsky was born in Peru where he attended medical school at San Marcos University, the most prestigious school in South America. He then moved to the United States in June 2006 and did 3 years of residency training in Internal Medicine at Temple University in Philadelphia, followed by 2 years of fellowship training in Infectious Disease at the University of Maryland at Baltimore in Baltimore, Maryland.

Dr. Olayemi O. Osiyemi

Job Titles:
  • Chief of Infectious Disease at St. Mary 's Medical Center
  • Founder, CEO, and President of Triple O Medical Services
Dr. Osiyemi currently serves as the Section Chief of Infectious Disease at St. Mary's Medical Center and Good Samaritan Medical Center. He serves on the Governing Board at St. Mary's Medical Center. He has also served on the Medical Executive Committee (MEC) of several hospitals. His experience also includes serving as the Director for the Division of Medicine at St. Mary's Medical Center. He currently serves as a clinical assistant professor at both Nova Southeastern University School of Medicine and Kansas City University of Medicine & Biosciences. He is committed to teaching and serves as a clinical preceptor for nurse practitioners, medical residents, and students from the University of Miami and Nova Southeastern University. He is very active in various community programs, especially ones that address health disparity in minority populations. He also held other leadership positions over the years; such as President of T Leroy Jefferson Medical Society representing minority physicians in Palm Beach County from 2004 to 2006 and treasurer from 2002 to 2004. He has published several papers in peer review journals. Dr. Osiyemi is the Founder, CEO, and President of Triple O Medical Services and Triple O Research Institute, PA. Dr. Osiyemi was born in Nigeria and moved to the United States in December 1981. In May 1985, Dr. Osiyemi completed a Bachelor of Science degree in both Chemistry and Mathematics from Jacksonville State University in Jacksonville, Alabama. He then served 3 years in the U.S. Army, where he worked on the development of vaccines against rickettsia diseases. Upon completing his military tour, he attended medical school at the University of Maryland at Baltimore in Baltimore, Maryland. This was followed by 3 years of residency training in Internal Medicine and 2 years of fellowship training in Infectious Disease at the University of Miami /Jackson Memorial Hospital in Miami, Florida. Additionally, he spent a year performing Infectious Disease consultations at the Cleveland Clinic in Fort Lauderdale, Florida.

Stephanie Martinez

Job Titles:
  • Staff Member
Stephanie Martinez, MSN, FNP-BC is originally from Ohio and attended Kent State University for her undergraduate degree in nursing. She moved to south Florida in 2012 to escape the snow and cold weather. Stephanie worked as a registered nurse for 9 years before earning her masters degree in nursing at Florida Atlantic University in 2019. She is board certified by The American Nurses Credentialing Center. Stephanie enjoys traveling, college football, and spending time with friends.