St Petersburg Outpatient Care Center - Infectious Disease

601 5th Street South
St Petersburg, FL 33701 map
Phone: 727-767-4160 | Fax: 727-767-8270


Dr. Messina is the chief of the Division of Infectious Disease at Johns Hopkins All Children's Hospital. She joined the pediatric infectious disease program in 2006. A graduate of Vanderbilt University School of Medicine, she completed her pediatric residency at University of Texas-Southwestern Medical Center/Children's Medical Center, Dallas, followed by a pediatric infectious diseases fellowship at UT/Southwestern Medical Center. She was a staff pediatrician at Children's Medical Center Dallas.

In the Johns Hopkins Medicine Clinical Awards, Dr. Messina was named Johns Hopkins All Children’s Hospital physician of the year in the 2019 and led a COVID-19 Analytic Response Team that received the Armstrong Award for Excellence in Quality and Safety in 2022.

A fellow of the American Academy of Pediatrics, Dr. Messina is board certified pediatrics and pediatric disease. She is a member of the Pediatric Infectious Disease Society, the American Society for Microbiology and the Infectious Disease Society of America. Dr. Messina serves as a reviewer for the Pediatric Infectious Disease Journal.

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  • Vanderbilt University School of Medicine (1998)


  • Pediatrics; University of Texas Southwestern Medical Center (2001)


  • Pediatric Infectious Disease; University of Texas Southwestern Medical Center (2006)

Board Certifications

  • American Board of Pediatrics (Pediatric Infectious Diseases) (2007)
  • American Board of Pediatrics (Pediatrics - General) (2001)

Videos & Media

Recent News Articles and Media Coverage

  • The Right Vaccine Dose for Kids at the Right Age, Bay News 9 (November 4, 2021) 
  • Doctors push for children to get vaccinated before the holidays, WFLA -TV  (November 10, 2021)
  • 5 tips for parents as omicron spreads and pediatric hospitalizations rise, ABC News (December 30, 2021)
  • CDC Shortens Isolation Period to Five Days for Asymptomatic Cases, CNN (December 28, 2021)
  • When Can Children Get the COVID-19 Vaccine? Pediatricians Explain What to Expect, Prevention (January 4, 2022)
  • Most Americans — and 75% of children — have gotten COVID, says CDC, Tampa Bay Times (April 28, 2022)
  • Doctors on why Florida’s youngest kids should get COVID vaccine, Tampa Bay Times (June 27, 2022)
  • Got questions about COVID vaccines for babies and toddlers? Here’s the answers, Tampa Bay Times (June 20, 2022)
  • Local health officials monitor rise in RSV cases among children, WTVT - TV (November 8, 2022)
  • Health officials alarmed over rise in RSV cases, St. Pete Catalyst (November 10, 2022)
  • Tampa Bay area doctors give advice on back to school as summer winds down, WFTS -TV (July 27, 2022)
  • Flu admissions spike at Tampa Bay hospitals, Tampa Bay Times (November 24, 2022)
  • How Worried Should We Be About RSV?, Sarasota Magazine (November 10, 2022)


Below you'll find a list of the insurance accepted by specialty physicians at Johns Hopkins All Children's. Please check with your insurance company and the physician's office before your child's visit to verify coverage and referral requirements.

Inclusion of a certain health plan on the list below does not guarantee that all services, locations or physicians are covered by your insurance company. Benefit plan design, credentialing and network criteria may limit coverage. The acceptance of certain plains may change occasionally and this page may not be immediately updated.

  • United Community Plan (Medicaid&HealthyKids)
  • Multiplan (Commercial)
  • Evolutions (Commercial)
  • Aetna (Commercial)
  • Cigna Health Care (Commercial)
  • Avmed (Commercial)
  • Humana (Medicaid)
  • Vivida Health
  • Wellcare (Medicaid&HealthyKids&CMS)
  • Florida Medicaid
  • Coventry (Commercial)
  • Gulf Coast Provider Network (Commercial)
  • Magellan Complete Care (Medicaid)
  • United (Commercial)
  • WPS TriCare East (Commercial)
  • BCBS FL (Commercial)
  • Integral
  • Molina (Medicaid)
  • TriCare-HMHS (Commercial)
  • Aetna Better Health (Medicaid)
  • Humana Commercial
  • Simply Healthcare (Medicaid&HealthyKids)
  • Sunshine State/Wellcare (Medicaid&HealthyKids)

Patient Ratings & Comments

The Patient Rating score is an average of all responses to physician related questions on the national CG-CAHPS Medical Practice patient experience survey through Press Ganey. Responses are measured on a scale of 1 to 5, with 5 being the best score. Comments are also gathered from our CG-CAHPS Medical Practice Survey through Press Ganey and displayed in their entirety. Patients are de-identified for confidentiality and patient privacy.

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