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Harold Serrano, MD, Emergency Medicine, Carolina, PR, Mainland Medical Center


Emergency Medicine Carolina, PR


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  • Dr. Harold Serrano, MD is a board certified emergency medicine physician in Carolina, Puerto Rico. He is currently licensed to practice medicine in Puerto Rico and Texas. He is affiliated with Mainland Medical Center, HCA Houston Healthcare Clear Lake, and UTMB Health Angleton Danbury Campus Hospital and Surgery Center.

Education & Training

  • University of Puerto Rico
    University of Puerto RicoResidency, Emergency Medicine, 2005 - 2008
  • University of Kansas School of Medicine
    University of Kansas School of MedicineInternship, Transitional Year, 2003 - 2004
  • University of Texas Medical Branch School of Medicine
    University of Texas Medical Branch School of MedicineClass of 2003

Certifications & Licensure

  • TX State Medical License
    TX State Medical License 2012 - 2025
  • PR State Medical License
    PR State Medical License 2008 - 2016
  • American Board of Emergency Medicine Emergency Medicine

Hospital Affiliations