Meet the Providers

Dr. Ferreira completed his internship and residency in pediatrics at the University of Connecticut and Yale University affiliated hospitals. Dr. Ferreira then moved on to complete his adult neurology training at Long Island Jewish Hospital and his pediatric neurology training at Schneider Children's Hospital. He also completed a fellowship in epilepsy and electroencephalography at the University of Miami School of Medicine.

Dr. Ferreira began his clinical research during his adult neurology residency, where he participated in a protocol involving a new treatment for stroke. While at the University of Miami, he started participating in clinical trials for antiepileptic treatments, including new medications and vagal nerve stimulator. To date, Dr. Ferreira has been principal investigator in over 60 multicenter clinical trials in the areas of epilepsy, migraine and neurobehavioral disorders in infants, children and adolescents. His participation in these multicenter research studies has provided significant information necessary for the FDA approval of more than 12 medications for treatment in these areas.

Dr. Carmen Ferreira has been practicing at PENS since 2005. Her specific areas of clinical interest are ADHD, headaches and autism, however she has treated children with a variety of neurological difficulties. She has vast experience working with culturally diverse families and is fluent in both English and Spanish. Dr. Ferreira also enjoys teaching both medical and nursing students.

Pediatric Neurologist
Dr. Lisa Calvo joined PENS in 2023 as a board-certified pediatric neurologist with special qualifications in child neurology. She completed her residency in Child Neurology at SUNY Downstate Medical Center and earned her medical degree from Universidad Central del Este (UCE) Facultad de Medicina in the Dominican Republic. Dr. Calvo is dedicated to providing comprehensive care for pediatric patients with a focus on epilepsy and neurological disorders.

Dr. Calvo is passionate about advancing pediatric healthcare and is committed to providing exceptional care to her patients. Her expertise in pediatric neurology and epilepsy, coupled with her dedication to patient education and quality improvement, makes her a valuable asset to the PENS team.

State Joining practice July 2025, Bio coming soon.

At P.E.N.S we care about our patients and their families". Felicia has been working with children and families for over 20 years. After furthering her education in clinical psychology, and as a Licensed Mental Health Counselor her interests continue to be working with children, adolescents, and families providing counseling to assist in improvement of their family relationship challenges within the dynamic. Felicia's goal is to continue with lifelong learning to remain offering services that supports children and families in the community. She provides teaching, and supervision to students in the Master of Counseling Psychology, and Social Worker programs. Felicia is the director of the behavioral/mental health department at P.E.N.S.  Preceding to joining P.E.N.S. Felicia worked with Child Protective Services for the New York State (NYS) Department of Children and Families (DCF).  Felicia enjoys spending time with family, volunteering and mentoring underprivileges children in the Tampa Bay community.

Lizbeth Arroyo joined Pediatric Epilepsy and Neurology Specialists in 2011. She graduated from the University of South Florida Family Nurse Practitioner program in 2010. She received her bachelor's degree and masters degree from the University of South Florida accelerated program.  She has 6 years experience at Tampa General Hospital's surgical transplant step down unit, ICU rotation program, and emergency room nurse. Lizbeth and her husband Luis, originally from Puerto Rico, reside in Tampa Florida. She enjoys traveling, volunteering in the community for underprivileged families and spending time with her family. 

Ms. Quinn is a dedicated Pediatric Nurse Practitioner specializing in neurology, with a profound commitment to providing compassionate care to children and adolescents. Since joining PENS in 2017, she has been instrumental in delivering comprehensive care to pediatric patients facing neurological challenges.

With a Doctorate in Nursing from the University of South Florida, Ms. Quinn brings a wealth of expertise to her practice. Her doctoral dissertation focused on the management of sleep issues in children with autism, demonstrating her dedication to improving the quality of life for children with complex neurological conditions. She is a recognized expert in ADHD management, offering invaluable support to families navigating this condition. In addition to her clinical role, Ms. Quinn serves as a Pediatrics Instructor at the University of South Florida, where she shares her knowledge and passion with the next generation of nurses.

Ms. Fritch also joined PENS in 2017 and graduated from the University of South Florida Pediatric Nurse Practitioner program with a Master of Nursing Degree in 2016. She has four years experience working at St. Joseph's Children's Hospital as a clinical nurse and resource charge nurse on a pulmonary medical surgical unit.

Ms. Arbelaez joined PENS in 2018. She graduated from the University of South Florida Pediatric Nurse Practitioner program with a Master of Nursing degree in 2016. She has 8 years of clinical nursing experience working at St. Joseph's Children's Hospital's float team providing comprehensive care to a variety of pediatric patients ranging from acute to chronic care. Ms. Arbalaez loves working with children and their families. She enjoys spending time with her family and participating in triathlons. 

Ms. Davila joined PENS in 2022. She graduated from the University of South Florida Pediatric Nurse Practitioner program with a Master of Nursing degree in 2022. She has 10 years of clinical nursing experience between working at Moffitt Cancer Center and the United States Air Force focusing on adult and pediatric patients ranging from acute, chronic and post anesthesia care. Ms. Davila loves working with children and their families. She enjoys traveling and exploring different countries.

Carron Schweiger joined PENS in 2023, bringing a wealth of experience and expertise in pediatric neurology and pediatric neuromuscular disorders. She earned her Master of Science in Nursing (MSN) from Vanderbilt University School of Nursing and her Bachelor of Science in Nursing (BSN) from The Johns Hopkins University School of Nursing. Carron is passionate about patient-centric care, leading nursing teams, and implementing innovative medical treatments.

Professional Experience:
Carron has an extensive background in pediatric care, having worked at Johns Hopkins All Children's Hospital, Better Health Medical Center, and The Docs, Endocrinology, Diabetes & Metabolic Specialists. She has managed a diverse range of patients, conducted inpatient rounds, supported outpatient clinic care, and participated in significant research studies. Her skills in physical assessment, care planning, and patient education are complemented by her ability to speak Spanish proficiently.

Jessica Zahran joined PENS in July 2024, bringing a strong background in pediatric and family medicine to the practice. She earned her Master of Science in Nursing (MSN) from the University of South Florida and has a deep passion for providing comprehensive, patient-centered care. Jessica’s expertise spans pediatric neurology, ADHD, epilepsy, and developmental delays, ensuring children and their families receive compassionate and informed support.

Professional Experience:

Jessica has worked extensively in both inpatient and outpatient settings, including the Pediatric Intensive Care Units at Johns Hopkins All Children’s Hospital and Helen DeVos Children’s Hospital. Her experience includes managing acute and chronic conditions, collaborating with multidisciplinary teams, and educating families on complex medical care.

Natalie Turaniczo joined Pediatric Epilepsy & Neurology Specialists (PENS) in September 2024, bringing a diverse background in pediatric and neurological care. Her dedication to patient care and professional growth is reflected in her extensive experience in nursing and advanced practice.

Professional Experience:

Natalie has an impressive history of working in high-acuity and specialized medical environments. Prior to joining PENS, she served as a charge nurse at Johns Hopkins All Children’s Hospital in the General Pediatrics Clinic and as a registered nurse in the Pediatric Intensive Care Unit, where she provided care to critically ill and post-operative patients. Her roles also included preoperative and post-anesthesia care at Shady Grove Fertility Clinic, highlighting her versatility and expertise across specialties.