Meet the Team

              Dr. Castello’s team is passionate about patient care. At CardioHealth, we strive to create a friendly, warm environment where patients actively participate in their healing process. We are a “patient-centered practice,” committed to providing the most comprehensive, compassionate cardiovascular wellness care.  Our providers practice daily at our office, Memorial Hospital and Brooks Rehabilitation Hospital. Over half of our staff speaks fluent Spanish, making CardioHealth the ideal cardiology practice for Jacksonville’s Spanish-speaking population. 

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Dr. Ramon Castello, MD FACC, FASE

              Dr. Castello is the founder of CardioHealth and one of the few fluent Spanish-speaking cardiologists in Jacksonville. Originally from Spain, he came to the U.S. in 1989 after completing his cardiology training. He spent most of his professional career in prestigious academic institutions such as St Louis University, Case Western Reserve University and Mayo Clinic, Jacksonville, where he was the Director of Echocardiography.

              He is a world-renowned physician in the area of Echocardiography and has published over 200 scientific publications. Dr. Castello has been a member of the Board of Directors of the American Society of Echocardiography and President of ICAEL (The sole agency in the USA that provides accreditation to Echocardiography Laboratories).  Currently, he is one of the Directors of the National Board of Echocardiography and the Medical Director of non-invasive cardiology at Memorial Hospital in Jacksonville.




Erin Vaughn, ARNP

              Erin received both her undergraduate and graduate degrees in nursing from the University of North Florida, and is certified through American Nurse Credentialing Center (ANCC). She has been working with Dr. Castello since graduating with her Masters in Nursing in 2011. Erin has been a nurse practitioner for more than five years, with a total of more than 11 years of experience in nursing. Patient education is one of her biggest passions. Helping the patient understand the disease state and treatment plan is vital to successfully treating the patient.



Marta Wells, ARNP


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Alejandra Cadena, Medical Assistant

              Originally from Colombia, Alejandra attended Ultrasound Diagnostic school in Long Island NY, Upon graduation, she worked for a gastro/primary care physician in Long Island for six years. Ale later worked at the Hematology/Oncology department at The Children’s Hospital in San Diego, California, where she was promoted to manager of the Phlebotomist department until 2007. When Alejandra and her family were relocated to Jacksonville, FL, she worked at Industrial Medicine Group for three years. In 2012, she joined Dr. Castello’s office. As a fluent Spanish and English speaking team member, she is passionate about providing stellar attention and care to all our patients.



Kariela Lazo, Medical Assistant

              Kariela grew up in Miami, where she earned her associates degree in science and completed her medical assistant training. After working for South Florida Multispecialty Associates in Miami for three years, she moved to Jacksonville, where joined Dr. Castello’s team in 2014. Kary’s favorite part of her job is making patients feel welcome and special. Her warm character makes our patients walk out the door with smiles on their faces.  Kary is also one of our fluent Spanish speaking team members.



Yazlady Estrada, Medical Assistant



Courtney Gilmore, Echo Technician

               Courtney grew up in here in Jacksonville, where she completed her cardiovascular sonographer training. She became a Registered Cardiac Sonographer in 2011 and worked in internal medicine until 2015, before joining Dr. Castello’s team at CardioHealth. Courtney strives to make patients feel comfortable and welcome at our office.



Pilar Escuder, Office Bookkeeper

              Pilar started working at CardioHealth in 2015 and is responsible for office administration. She always has a smile on her face and loves speaking with our patients. Pilar is also bilingual in Spanish and English. She is passionate about providing quality service and care to everyone who visits our office.