Welcome to Our Practice

Welcome to AFB Pediatrics, where children come first, and where pediatricians and patients work together to provide exceptional medical care for kids in the Pasadena area. We pride ourselves on providing compassionate, comprehensive services to children from birth through adolescence, and we're glad you've chosen us as your child's medical home.

Please take a few moments to read through our website to get a better feel for AFB Pediatrics capabilities and services. Our website provides you with the important background about our pediatricians, staff, office hours, financing policies, appointment procedures, maps, directions to our office in Pasadena and other useful information.

We know how hectic life can be and are committed to making our practice convenient and accessible for your family. We want you to feel confident that when you choose AFB Pediatrics as your child's primary physician, you're working with professionals who are qualified, experienced and caring. We do this by equipping you with the support and resources you need to make the most educated decisions about your child's health.

AFB Pediatrics proudly provides the Pasadena, TX area with Newborn Care, Well-Child Visits, Sick Child Visits, School and Sports Physicals, Immunizations, diagnosis & treatment for ADHD, Allergies, Asthma, Ear Infections, Childhood Obesity and more.

We want to thank you for choosing AFB Pediatrics for your child's medical care and welcome you to our practice. We can assure you that you'll feel confident in our ability to meet and exceed all of your expectations. Please call our office if you have any questions or to schedule an appointment

Meet Our Staff

Aldo F. Bejarano, MD

Dr. Bejarano received his medical degree from Cayetano Heredia University in Lima, Peru. He completed his pediatric residency training at SUNY Health Science Center in Brooklyn, New York. He has been serving the Pasadena and surrounding communities since 2002.

He enjoys the entire spectrum of pediatrics, but he is particularly interested in infectious and respiratory diseases.

In his spare time he enjoys spending time with his family, traveling, reading and watching soccer.

Certifications: American Board of Pediatrics

Hospital Affiliations: HCA Houston Healthcare Southeast. HCA Houston Healthcare Clear Lake.

Languages spoken: English and Spanish.
Sherica Buchanon, PA-C

Sherica is a board certified Physician Assistant who has chosen to specialize in pediatrics. She is a graduate of The University of Alabama where she obtained a Bachelor of Science in Psychology and a Master of Arts in Educational Psychology. She attended Lincoln Memorial University's Physician Assistant Program.
Sherica has worked with children in many capacities which include coaching young gymnasts and tumblers, case management for at-risk youth, and providing counseling and therapy to individuals with mental health disorders and/or intellectual disabilities. She plans to continue working with the pediatric and underserved populations in the future.
Sherica enjoys watching sports including college football, hiking, bike riding, reading, baking, dancing, traveling, and experiencing new adventures.
Ansela Chaluparambil, APRN

Ansela Chaluparambil is a native born Texan, born in Galveston. Though she was born in Texas, she grew up in New Jersey, and also lived in Utah for 4 years, before returning to Texas.

She received her BSN from Felician College in 2010. After working in post partum and with mother's and their newborn babies for almost a decade, she decided it was time to return to school to further her education. She wanted to take the next step in her career, and she decided to she wanted to now work in primary care. Thus she received her MSN for Family Nurse Practitioner. During her rotations she learned she had a passion to work with children, leading her to AFB Pediatrics! Being a wife and mother to two wonderful kids, she knows how important it is to receive the best healthcare, whether it is for a well child check, or a sick visit. She is honored to be taking care of your little ones, in their time of need.

In her spare time, she likes to spend quality time with her family, travel, and dance with her little ones!
Karen Cervantes, APRN

Karen attended the University of Texas Medical Branch at Galveston where she earned her Master of Science of Nursing degree.

She is a family nurse practitioner and a board certified advanced practice registered nurse. Karen earned her Bachelor of Science degree from the University of Texas at Arlington. She also attended University of Houston where she received a Bachelor of Science degree in Biotechnology. Karen has a passion for serving underserved communities, practicing preventative medicine, and providing holistic culturally competent care for all.

Karen enjoys hiking, being outdoors, watching professional sports, and spending time with family.
Erika Nelson, RN, MSN, FNP-C

Erika Nelson is a board-certified family nurse practitioner with 15 years of pediatric experience.
She completed her Bachelor of Science in Nursing, followed by her Master of Science degree at
the University of Texas Health Science Center in Houston, Texas. Erika is a native of San Luis
Potosi, Mexico and is fluent in both Spanish and English. Erika enjoys traveling/ learning about
other cultures with her husband and four children.