Meet Our Staff

Since 2005, Vickery Pediatrics has been providing high quality personalized care to the Cumming/ Alpharetta area. We invite you to learn about our caring family of providers and staff whose primary focus is giving your children and family the tools to thrive.

Gwendolyn (Wendy) Delaney, MD, FAAP, Pediatrician

Gwendolyn (Wendy) Delaney, MD, FAAP, Pediatrician

Dr. Delaney was born in South Dakota but has lived all over including a year as an exchange student in Santiago, Chile. She received a B.S. degree at the University of Alabama where she graduated with honors. She completed her Medical Doctorate at The University of Alabama School of Medicine at Birmingham in 1993. In the spring of 1993, she also completed a 6 week externship in Internal Medicine at The Royal Infirmary in Edinburgh, Scotland. In 1996, she completed a Pediatric Residency at St. Louis Children’s Hospital, affiliated with Washington University (Barnes Hospital), in St. Louis, Missouri. She is Board-certified in Pediatrics and is a fellow of the American Academy of Pediatrics. From 1996 – 2000, she was in private practice in Lynchburg, Virginia. In 2000, she relocated to Atlanta and joined the ER/Urgent Care Department of Children’s Healthcare of Atlanta. In September 2005, Dr. Delaney decided to once again return to private practice and opened Vickery Pediatrics. Her goal was to combine the most up to date technology in healthcare with compassionate, personalized service and continuity of care. Dr. Delaney has 3 children and lives locally. She is actively involved in Medical Mission work, Rotary International and several non-profit organizations. She is fluent in Spanish. Her other areas of interest include Adolescent Medicine, Public Healthcare Policy, Preventive Healthcare, International Medicine and Tropical Diseases.

Soraya Lim, MD, Pediatrician

Soraya Lim, MD, FAAP, Pediatrician

Dr. Soraya Lim is originally from the Philippines. She received her BSN nursing degree and her Doctor of Medicine from the University of the East with honors. She completed her Pediatric Residency at Wake Forest Baptist Medical Center in North Carolina. She has been board certified in Pediatrics since 1997. Dr. Lim started her pediatric career in rural Alabama but moved to Atlanta after the birth of her son. Over the past 10 years, she has worked as an independent contractor covering numerous pediatric practices in Atlanta. This career allowed her to have a flexible work schedule, as well as to serve a more diverse pediatric population and perfect her Spanish language skills. Dr. Lim and her family relocated to our area three years ago. At this point in time, Dr. Lim has decided to make another career change and return to her original passion – providing a high quality medical home for the children in our community. Dr. Lim is very excited to join the Vickery Pediatrics’ team. Dr. Soraya Lim lives in Cumming with her husband (who is a Pediatric subspecialist for a local HMO) and her teenage son. She is fluent in Spanish. Her areas of interest are newborn care and asthma. In her free time she enjoys travel, crafting and volunteering at her son’s school.

Belinda Miller, MD, Pediatrician

Belinda Miller Topa, MD, MBA, FAAP, Pediatrician

Dr. Miller Topa was born in Northeastern Ohio, but grew up in western Iowa. She received a Bachelor of Arts in Biology from The College of St. Benedict in St. Joseph, MN in 1991. While in college, she participated in the Greco-Roman study abroad program. Following that program, she was able to spend January Term traveling throughout Europe. Dr. Miller returned to Iowa to attend medical school at The Roy J. and Lucille A. Carver College of Medicine. During medical school, she traveled to Cairo, Egypt where she completed a two month rotation at Ain Shams University Specialized Hospital, before obtaining her medical degree in 1995. Dr. Miller completed a Pediatric Residency and Sports Medicine Fellowship at Michigan State University Kalamazoo Center for Medical studies from 1995-1999. She moved to Bloomington, IN after training to work in College Health. While at Indiana University, she also covered Indiana University women’s athletics. Throughout her career, she has worked in multiple settings, including Private Practice, College Health, Urgent Care, Pediatric ER and Sports Medicine. She also traveled to Beijing, China in 2001 to study Sports Massage. She holds active medical licenses in Georgia, Michigan and Indiana. Dr. Miller Topa moved to Michigan in 2003 in order for her husband to attend law school. Her husband is an attorney, specializing in Business, Tax and Health Care Law. They have two school-age children. In Michigan, she owned a Pediatric Urgent Care clinic for 10 years and was lead Pediatrician for a Federally Qualified Health Clinic. She is board certified in Pediatrics and holds a Physician Executive MBA, obtained through The University of Tennessee Knoxville. Dr. Miller Topa and her family are moving to Georgia to be closer to family. She has joined Vickery Pediatrics and looks forward to many years of practice in the local community.

Practice Administrator

Christopher J. Topa, JD, MBA, MPA, Practice Administrator

Mr. Topa graduated from Indiana University earning a Bachelor of Science in Public Affairs & Criminal Justice from the School of Public and Environmental Affairs. While at Indiana University, Mr. Topa was a member of the Hutton Honors College. Among his many campus activities, he served as Mu Chapter President of Alpha Phi Omega National Service Fraternity and was awarded its highest distinction, the Distinguished Service Key for exemplifying the ideals of Leadership, Friendship and Service. Mr. Topa went on to earn a Masters in Business Administration in the Leadership Education for Adult Professionals program at Indiana Wesleyan University in 2000. During his MBA, he was the recipient of the "Outstanding Professional Award" for exemplifying the highest qualities of leadership, integrity and professionalism. In 2002, Mr. Topa graduated from the Indiana University, Kelley School of Business earning a Masters of Professional Accountancy with a concentration in Financial Analysis. During his MPA, Mr. Topa participated in an Activities Based Costing and inventory control project for a major textbook retailer, as well as stock valuation projects for two major clothing retailers. Mr. Topa attended the Ave Maria School of Law in Ann Arbor, MI and earned his Juris Doctorate in 2006. The law school awarded Mr. Topa the St. Thomas More Scholarship for Academic Achievement. He was president of the Business Law Society, served in Phi Alpha Delta and helped start the local Volunteer Income Tax Assistance program for Washtenaw County. Mr. Topa is currently a candidate for a Legum Magister (LLM) with a concentration in Taxation at Wayne State University Law School in Detroit, Michigan. He is also a 4th Degree Knight of Columbus where he served as Council 1086 Chancellor, Warden, Recorder and Youth Director. Mr. Topa is the former College and Vendor Coordinator for Youthfest, Inc., Christian Rock Concert and Fun Day program. For the past 18 years, he has administered and advised many different medical centers in primary, specialty and urgent care. In his spare time Mr. Topa helps to design and maintain database programs for non-profit organizations. He enjoys spending time outdoors camping, hiking and fishing. His favorite activity, however, is spending time with his wife and children.

Kim Murdock, RN, Clinical Nurse Manager

Kim Murdock, RN, Clinical Nurse Manager

Kim is one of the few southerners actually born and raised in Georgia. She received her Nursing Degree from Georgia State University in 1991. Kim worked several years at Egleston Children’s Hospital on the Cardiology floor. After relocating her family to Memphis, Kim was fortunate enough to become a stay at home mom and take care of her 2 children. When Kim moved back to Georgia 1997, she realized it was time to get back into the workforce. She has always enjoyed working with kids and was very excited to become part of the Vickery Pediatrics family. Kim has 2 college aged children. She enjoys being outdoors especially playing tennis. She also loves to read and just hang out with family and friends.

Kaitlin Chastain

Kaitlin Chastain, Medical Assistant

Kaitlin was raised in Forsyth County. She received her Medial Associates Certification from North Georgia Nursing Academy. Kaitlin joined our family looking to fulfill her passion of working in the Pediatric field. She has future plans to get her Registered Nursing degree and then get her MD in Pediatrics. Kaitlin has two little boys and enjoyes spending every free moment she has with them.