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Dr. John O'Brien, MD

St. Petersburg Center for Plastic Surgery cover photo
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St. Petersburg Center for Plastic Surgery

St. Petersburg, FL

Cosmetic Surgery

  • AAAASF-accredited operating room
  • Overnight recovery suite
  • Private OR entrance for patients
  • Med spa on site
88 results23 procedures

Dr. O'Brien earned his undergraduate degree at Syracuse University and his medical degree at the University at Buffalo in 1987. He completed a five-year general surgery residency at Buffalo, then plastic surgery training at Houston Methodist Hospital and the Texas Medical Center, finishing in 1994. He started his private practice in St. Petersburg that year. He is a past president of the Florida Society of Plastic Surgeons and of the Tampa Bay Society of Plastic and Reconstructive Surgeons, and a fellow of ASPS and ASAPS.

Credentials & affiliations

  • American Board of Plastic Surgery
  • Fellow, American Society of Plastic Surgeons
  • Fellow, American Society for Aesthetic Plastic Surgery

The team

  • MMS, PA-C · Physician assistant

    Mary Matelan is a certified physician assistant. She earned a BS in dietetics at Florida State University and a master of Physician Assistant Studies at Nova Southeastern University. She holds NCCPA credentials and a Florida Board of Medicine license. Her work covers aesthetics and plastic surgery.

  • PA-C · Physician assistant

    Yeny Bannon is a certified physician assistant working in aesthetic medicine. She has more than 13 years in aesthetics, including hair transplant surgery, and advanced training in cosmetic injectables.

  • RN, BSN · Nurse

    Ana De Castro is a registered nurse with a Bachelor of Science in Nursing from the University of South Florida. She is Dr. O'Brien's nurse and cares for patients through the surgical process.

  • CLT · Aesthetician · 17+ years

    Dana Peterson is a medical esthetician and certified laser technician who has been licensed since 2009. She performs HydraFacials, chemical peels, laser hair removal and IPL treatments.