Meet our team at Pediatrics of Central Florida! Please take a few moments to learn about our skilled practitioners and our friendly, nurturing staff.
At Pediatrics of Central Florida, we consider it both a great joy and responsibility to care for children. Most of us are parents ourselves, so we strive to be understanding and available to the families we are privileged to serve. We are honored that you have chosen us as your child's primary medical provider and are confident that you will be pleased with the quality of care and service that we can provide you and your family.
A vital part of our service to children begins with our outstanding staff who works hard to manage and maintain a professional, caring and supportive environment for our patients in a timely manner. Our doctors are lifelong learners. Not only have they received advanced medical training in pediatrics, they continually pursue ongoing education to stay abreast of the latest in child health care.
Your child's health is as important to us as it is to you. We look forward to providing you with excellent medical care your child deserves.
Dr. Mary K. Janarious, M.D., F.A.A.P.
Kissimmee, FL Pediatrician
Pediatrics of Central Florida
Medical School: St. John's Medical College, India
Residency: Gorgas Hospital, Canal Zone, Panama
Clinical Interests: ADHD, Behavioral Problems
Languages: English, Spanish
Board Certified in Pediatrics since 1978
Dr. Janarious lives in Kissimmee with her husband, Surgeon Dr. Francis Janarious and their two sons She is a member of Holy Redeemer Catholic Church. She has been practicing in Kissimmee since 1983.
Dr. Rosela J. Rich, M.D., F.A.A.P.
Orlando, FL Pediatrician
Pediatrics of Central Florida
Medical School: University of Santo Tomas, Phillippines
Residency: Shands Hospital, University of Florida, Gainesville, FL
Languages: English, Filipino
Board Certified in Pediatrics since 1991
Dr. Rich lives in Orlando with her husband and two sons.
Dr. Vasanthy Raghavan, M.D.
Orlando, FL Pediatrician
Pediatrics of Central Florida
Medical School: Kilpauk Medical College, India
Residency: the University of Texas at Houston, TX
Languages: English
Board Certified since 1995
Dr. Raghavan lives in Orlando with her husband, Cardiologist Dr. Chakravarthy Raghavan and their two children.
Dr. Archana A. Watane, M.D., F.A.A.P.
Orlando, FL Pediatrician
Pediatrics of Central Florida
Medical School: Nagpur Medical College, India
Residency: Driscoll Children's Hospital, Texas A&M University, Corpus Christi, TX
Languages: English, Hindi
Board Certified in Pediatrics since 2000
Dr. Watane lives in Orlando with her husband and their two sons.
Dr. Marta Rodriguez, M.D.
Orlando, FL Pediatrician
Pediatrics of Central Florida
Medical School: University Central Del Caribe, Puerto Rico
Residency: University Pediatric Hospital, Puerto Rico
Languages: English, Spanish
Board Certified in Pediatrics since 1992
Dr. Rodriguez lives in Orlando with her husband, Psychiatrist Dr. Miguel Castro and their three children.
Angela D. Venezia, DNP
Orlando, FL Pediatrician
Pediatrics of Central Florida
Nurse Practitioner School: DNP (Doctor of Nursing Practice) from University of Central Florida, MSN and BSN from University of Texas Health Science Center in San Antonio
Languages: English
Certified Pediatric Nurse Practitioner since 2000
Venezia lives in Lake Nona with her husband Joe and her daughter Olivia.
Martine Sainvilus, MD
Orlando, FL Pediatrician
Pediatrics of Central Florida
Residency: University of Florida, Orlando Florida
Languages: English, Haitian Creole
Board Certified in Pediatrics since 2022
Martine Sainvilus, MD grew up in West Palm Beach, FL. She received her Bachelor of Science degree in Biology at Florida Atlantic University and her Master's degree in Biomedical Sciences from Florida State University. She went on to receive her doctorate in Medicine from Florida State University College of Medicine. She completed her pediatric residency training at University of Florida at Orlando Health Arnold Palmer Hospital for Children. She also served as Chief Resident as Orlando Health Arnold Palmer Hospital for Children. Her mission is to promote preventive medicine and embrace patients of different cultures and backgrounds.
Kourtni Lewis, MSN, APRN, CPNP-AC, CPN
Orlando, FL Pediatrician
Pediatrics of Central Florida
Nurse Practitioner School: MSN, University of South Alabama-Pediatric Care Nurse Practitioner; MSN in Leadership and Management and BSN from University of Central Florida
Languages: English Certified Pediatric Nurse Practitioner since 2024
Kourtni lives in Orlando with her partner, Chef Juan, her son and fur children.