Find out more about Pediatrics 2000, our mission and history and our staff. Medical staff.





Dr. Juan Tapia Mendoza, MD. Founder and CEO

Dr. Juan Tapia-Mendoza is the founder, CEO and president of Pediatrics 2000. He was born in the Dominican Republic and grew up in the Washington Heights neighborhood of New York. In 1978 he returned to Santo Domingo and enrolled in medical school at Universidad Central del Este.  In the 1980’s Dr. Tapia enrolled at the Universidad Autonoma de Mexico in Mexico City and began training as a pediatrician at the Hospital Infantil de Mexico Federico Gomez in Mexico City. Dr. Tapia completed post-doctoral studies at the Mount Sinai School of Medicine at Elmhurst City Hospital Center. While at Elmhurst Hospital Dr. Tapia became the first Dominican to hold the position of “Chief Resident in the Department of Pediatrics”. He was the first Dominican appointed coordinator of the hospital’s Pediatric HIV clinic. Dr. Tapia is also the first Dominican to be named Chief of Pediatrics at a hospital in Manhattan (St. Clare’s Hospital).


Dr. Tapia is a founder and advisor to the Dominican Medical Association. Currently, Dr. Tapia is the Director of Pediatrics 2000, a faculty member at Columbia University, a Community Affairs advisor to the New York State Psychiatric Institute and a Pediatrician at Babies and Children’s Hospital of New York.


Dr. Tapia has received numerous awards for his community work. They include a citation by the New York State Assembly, The Evangelist Church, and his work with Corazones Unidos in the Dominican Republic and in New York City. This led him to receive the New Yorker of the Week Award given by New York 1 Television station to outstanding citizens.

Dr. Robert Perello, MD. Medical Director Pediatrics 2000

Dr. Perello was born and raised in Washington Heights, NY. He is a Board certified Pediatrician with over 20 years of experience. He received his medical degree at the University Autonomous of Santo Domingo. He completed his Pediatric residency with the New York Medical College program at Lincoln Hospital and then completed a fellowship in Ambulatory Pediatrics at Columbia Presbyterian Medical Center. Upon completion he was a Clinical Instructor for the Columbia University Department of Pediatric and Attending Physician at its ACNC clinics. Dr. Perello then moved to Miami where he practiced pediatrics for the next 15 years. There he was part of the teaching Faculty for the University of Miami Department Of Pediatrics. In 2011 he moved back to New York City to return to school. In May 2012, he received a Master’s Degree in Public Health at The Mailman School at Columbia University. Dr. Perello has a special interest in asthma and allergic diseases.

Dr. Reúcar Quijada, MD. Medical Director at 207th Street Clinic

Dr. Quijada is a Board Certified Pediatrician and enjoys working in the Washington Heights and Upper Manhattan communities, where he has been working since 1999. Dr. Quijada joined Pediatrics 2000 in 2001. Originally from Venezuela, Dr. Quijada graduated from Pedro Henriquez Urena University (UNPHU) in Santo Domingo, Dominican Republic in 1999. His special interests include General Pediatrics and Urgent Care.

Dr. Christina Chou, MD.

Christina Lee Chou is a board certified pediatrician of Chinese American descent who truly enjoys working with the culturally diverse community of urban New York City. She graduated from the University of Pennsylvania with a degree in chemistry and then received her medical degree from NYU School of Medicine. She completed her pediatric internship at Bellevue Hospital in Manhattan and completed her pediatric residency at Harvard University, Mass General Hospital. She has served on several medical missions in Bolivia, Honduras, Beijing and central Mongolia. She works at Pediatrics 2000 and loves spending the rest of her time with her adorable daughter Maya.

Dr. Elizabeth Carreño Rijo, MD.

Elizabeth is a Board Certified Pediatrician from the Dominican Republic, graduated as a medical doctor from Pontificia Universidad Catolica Madre y Maestra.  She completed her medical residence program at Lincoln Hospital, and joined pediatrics 2000 in December 2011. Special interest in development and adolescent medicine. Has worked in humanitarian projects in Corazones Unidos providing medical care for impoverished children without access to medical care and special care needs.

Dr. Judy Honig, EdD, DNP

Dr. Honig is Associate Dean, Professor, and Director of the DNP program at Columbia University School of Nursing (CUSN). In addition to her administrative and practice responsibilities, Dr. Honig conducts research related to the screening and early diagnosis of emotional and behavioral problems in children, particularly with the underserved. She is a proponent of the integration of pediatric primary and mental health services for children. Dr. Honig is on the Health Advisory Board of the Columbia University Head Start Program. Dr. Honig serves as the chair of the Curriculum Committee and actively participates in curriculum development and clinical/classroom teaching and has consulted for programs nationally. Dr. Honig has served on national committees regarding to the DNP degree, including the AACN Task Forces for the Practice Doctorate and DNP Essentials, NONPF’s Clinical Leadership and NAPNAP’s DNP Position Statement Committees. Dr. Honig is a Pediatric Nurse Practitioner and is an attending faculty/nurse practitioner at Children’s Hospital of New York since 1994. Since 1998, she has maintained a faculty practice at Pediatrics 2000 where she provides behavioral health care services, with a focus on the diagnosis and management of ADHD.

Dr. Enerolisa Paredes, Nutrition Educator

Enerolisa is originally from Santo Domingo, Dominican Republic. She obtained her Medical degree at INTEC (Santo Domingo Technological Institute). She completed her Nutrition and Diabetes residency at UNIBE (Universidad Iberoamericana). She has a master degree in Nutrition from UASD (Universidad Autónoma de Santo Domingo). As the Nutrition Educator at Pediatrics 2000, her goal is to help patients and parents learn to make good decisions about food by choosing and easily preparing healthy meals. She encourages patients to feel good about themselves by eating right and maintaining a healthy lifestyle.

Dr. Carol Roye, EdP, PNP

Dr. Carol Roye is Assistant Dean for Research and Professor of Nursing at Hunter College. Her research focuses on adolescent reproductive health. Dr. Roye is the author of numerous publications on a range of topics in adolescent reproductive health and has presented widely at national and international conferences.

In addition, Dr. Roye is a Pediatric Nurse Practitioner, maintaining a clinical practice in adolescent health at Pediatrics 2000 where she provides primary care and reproductive health care to adolescents.   Dr. Roye is writing a book examining the impact of reproductive health policy on maternal and infant health nationally and globally.

Dr. Brittany Solar

Dr. Brittany Solar is a Board Certified pediatrician who joined Pediatrics2000 in 2015 after completing her pediatric residency at Mount Sinai Children's Hospital, where she remains on staff as a clinical instructor.

She obtained her medical degree from the University of Texas in 2012 before moving to New York City to complete her medical training in pediatrics. She has a special interest in Global Health and has worked in medical clinics in both Haiti and West Africa, most recently serving as a pediatric attending in Cameroon for 2 months prior to starting at Pediatrics 2000. Her research interests include maternal-fetal transmission of HIV, and her clinical interests include infectious disease and preventative medicine. In her free time she likes to travel and explore new parts on New York City

Dr. Jolie Hsu

Jolie is a pediatrician of Chinese American descent who speaks English, Mandarin Chinese and Spanish. She graduated from the Pennsylvania State University/Thomas Jefferson Medical College 6-year combined degrees (B.S./M.D.) program. Jolie then completed her pediatric residency at the Thomas Jefferson Medical College/Nemours A. I. DuPont Hospital for Children program in Philadelphia, PA and Wilmington, DE. She currently works at the 135th Street office and has an interest in working with children with special needs. When not at work, Jolie enjoys traveling, spending time with her family and friends, and going for runs in Riverside Park with her dog.

Dr. Vladimir Barayev

Dr. Barayev is Board Certified pediatrician who joined Pediatrics2000 in 2015. He was born in the former Soviet Union in Tashkent Uzbekistan as a child to Bukharian Jewish parents. Dr. Barayev completed his medical education at the Sophie Davis School of Biomedical Education in Hamilton Heights, NY and New York Medical College located in Westchester, NY. He completed his pediatric residency training in 2015 at Cohens Children's Hospital of the Long Island Jewish Medical Center Pediatric Residency Program. He is trilingual in Russian, Spanish and English. His interests in pediatrics include asthma and obesity and he is currently working with the clinic to develop a standardized and culturally sensitive approach to these diseases.

Dr. Mercedes Blanche, MD

Dr. Mercedes Blanche was born in the Dominican Republic. She is a Board Certified pediatrician who received her medical degree from Universidad Central del Este in San Pedro de Macoris, Dominican Republic. Dr. Blanche did her pediatrics training at San Juan City Hospital in San Juan, Puerto Rico. She has practiced medicine in the Dominican Republic, Puerto Rico, and the United States of America. She currently works at the 207th clinic and is interested in General Pediatrics and Development.