Guillermo Villarmarzo, MD, FCAP
Founder and President of HRP Labs |Director of FNA Clinics
Certified by the American Academy of Pathology since October 1984, Dr. Villarmarzo studied medicine at the University of Santiago de Compostela in Coruña, Spain. He completed his Pathology internship at the University of Puerto Rico School of Medicine from October 1, 1974 to September 30, 1975, continuing his residency in pathology at the same institution from October 1, 1975 to June 30. He participated on a special rotation in cytology at Louisville General Hospital in Kentucky under the supervision of Dr. William Christopherson in September, 1977.
He worked as an Instructor of Pathology at the School of Medicine of the University of Puerto Rico in 1977, and served as an assistant professor at the same institution from 1980 to 1986 when he was promoted as Associate Professor for the years 1986 to 1995. In In 1995, he served as Professor of Pathology until 2001.
During these years he was the Medical Director of the Department of Pathology of the Administration of Medical Services of Puerto Rico (ASEM) and Director of the School of Cytotechnology. He created the “Fine Needle Aspiration” (FNA) program in the Pathology Department of the University of Puerto Rico School of Medicine along with the University Hospital and the Municipal Hospital of San Juan and directs the Tumor Boards Of the University Hospital of Adults.
In 1989 he joined Dr. Rafael Ramírez Weiser as a partner in his private practice creating Hato Rey Pathology Associates. In 2001 he began his duties as Director of Laboratory. In December 2007 he became the owner of Hato Rey Pathology Associates, Inc. which has pathology offices and/or laboratories at Hospital del Maestro, HIMA San Pablo Caguas Hospital, Ashford Presbyterian Community Hospital and Damas Hospital in Ponce.
Luis Lozada, MD, FCAP
Jorge Billoch, MD, FCAP
He became part of HRPLabs pathology faculty in July 2012. Since 2017 he has been Assistant Medical Director in HRPLabs. Dr. Billoch is also part of the Fine Needle Aspiration medical faculty.
Luis Ferrer, MD, FCAP
Dr. Ferrer worked as a pathologist from 1998 until 2001 at University Pathology, Inc. and as Laboratory Director at Las Marias Reference Laboratory. He began working at HIMA Caguas Hospital as Director of Anatomic Pathology, Director of Clinical Laboratory and Transfusion from 2001 until present. He is currently the Technical Director of the Laboratory of Immunopathology division at HRPLabs.
Miosotis García, MD, FCAP
Dr. García worked as a research assistant in the Department of Biochemistry at the Central University of the Caribbean School of Medicine from 2000 to 2001. From 2006 and until 2007, she worked as an assistant pathologist at Domenech Pathology and Associates. From 2008 to 2010 she worked as Assistant Professor of the Department of Pathology of the Ponce School of Medicine, evaluator of cases of anatomical and clinical pathology in Southern Pathology Services and as a Pathologist at Ponce Medical School. She became a part of the HRPLabs medical faculty in 2010. She directed the Cytology department.
She is now head of the Research and Development Division and is also part of the Fine Needle Aspiration medical faculty.
Kathia Rosado, MD, FCAP
Dr. Rosado has been a gastropathologist at HRP Labs since 2000. Since 2001, she has been a consultant in the Department of Gastroenterology at Veterans Hospital and since 2002 and serves as a member of the scientific committee of the Gastroenterology Association of Puerto Rico. She is currently the Director of the Department of Pathology at the Hospital del Maestro.
Mariclara Torrellas, MD, FCAP
Dr. Torrellas joined the team of pathologists of HRP Labs in October 2014. She is currently the Technical Supervisor of the Cytology Department.
Vicmary Arce, MD, FCAP
Melissa Sepulveda, MD, FCAP
Luis Pérez Berenguer, MD, FCAP
He worked as a Pathologist at University Pathology. Today he is a Pathologist and Director of Neuropathology services at HRP Labs. He is Associate Professor at the San Juan Bautista School of Medicine, Pathologist and Neuropathology Consultant at the Veterans Hospital, ASEM Department of Pathology and The Institute of Forensic Sciences.
Sylvia Gutiérrez, MD, FCAP
Dr. Gutiérrez worked from January 2006 to February 2014 for the Caribbean Cytopathological Center at Episcopal Hospital San Lucas, Ponce, as part of the staff of pathologists in 2016 and later as director of department. She worked an instructor and then an assistant professor in the Department of Anatomy and Pathology at Ponce Medical School from 2006 to 2014. Dr. Gutiérrez participated on the Bio Tissue Bank project at the School of Medicine, a project between PSM-Moffitt Cancer Center, NIH U54 grant and U56 grant, first as a volunteer in the tissue collection, then as a co-leader and continues to collaborate with this project. In March 2014 Dr. Gutiérrez began working at HRPLABS as part of the medical faculty of pathologists. In march 2016, She became director of the Pathology Department, Clinical Laboratory and Blood Bank of the Damas Hospital in Ponce.
Dana Delgado, MD, FCAP
Nicole Candelario, MD, FAAD
Isabel Matos, MD, FCAP
Dr. Matos started working at HRPLabs in 2016.
José R. De Jesús Meléndez, MD, FCAP
Keila Rivera, MD, FCAP, FASCP
José Rodríguez Medina, MD, FCAP, FASCP
Certificado por la Academia Americana de Patología (American Board of Pathology) en el 1992, en ese mismo año se unió a la facultad medica de HRPLabs. Actualmente se desempeña como Patólogo y Director de Departamento de Dictado de Especímenes y está a cargo de la educación continua para los asistentes de patólogos.
José V. Rodríguez León, MD
José Simmons, MD
Dr. Simmons began working at HRPLabs in 1992 and currently serves at HRPLabs as director of the specimen dictation department and is in charge of the continuing education for pathology assistants.
Dr. Juan Carlos Carballo, FCAP, FASCP
In 2020, he joined the HRPLabs medical faculty. Dr. Carballo is part of the Medical Faculty of our Fine Needle Biopsy clinics.