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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.


Lindara Halloran, MD, Pediatrician

Lindara Halloran, MD, FAAP, Pediatrician

Nearly an Atlanta native, Dr. Halloran graduated from Roswell High School before receiving her undergraduate degree at Columbia University in New York City. She then came back “home” for medical school and received her degree from the Medical College of Georgia in Augusta, Georgia. She completed her Pediatric Residency, as well as 2 1/2 years of a Pediatric Emergency Medicine Fellowship, at the University of Alabama at Birmingham. In 2005, Dr.Halloran relocated to the Cumming area with her husband and 3 children. Prior to coming to Vickery Pediatrics, she worked in the Pediatric Emergency Room at Scottish Rite Children’s Hospital and Gwinnett Medical Center. She joined Vickery Pediatrics in 2011. She is Board – certified in Pediatrics and is a Fellow of the American Academy of Pediatrics. Her area of interests are Adolescent Medicine and GI diseases. Her hobbies are reading, travel and spending time with her kids.


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.


Ginger McIntosh, Nurse Practitioner

Ginger McIntosh, CPNP

Ginger was born in Texas but spent most of her life in the Atlanta area. She received a Bachelor of Science in Biology degree from Kennesaw State University and later returned to complete a Bachelor of Science in Nursing degree. She worked in the NICU at Egleston for 6 years and in the quality department for Children’s Healthcare of Atlanta working to reduce hospital acquired infections. She completed a Master of Science in Nursing with a focus in Pediatric Primary Care at the University of Alabama at Birmingham. She is a Board-certified Pediatric Nurse Practitioner. Ginger has been married 7 years, and she is a mother of two young girls. She enjoys spending time playing outside with her husband and children, exercising, and reading.


Linda Popowitz, Practice Administrator

Linda Popowitz, Practice Administrator

Linda began her medical career in dentistry as a dental assistant at age 18. Her career advanced in dentistry to include dental supply sales, all facets of specialized dentistry, and into finally into administration. In 2009, after more than 22 years in dentistry, Linda branched out into the medical field and has worked in dermatology, endocrinology, general and bariatric surgery, and now finally in pediatrics. Linda joined Vickery Pediatrics in February 2018 and very much enjoys working with children and their families. She is the mother of two grown daughters, and grandmother to Gregory age 7. Linda has been a resident of Johns Creek since 2000 when she and her husband relocated from the Chicago area. She believes in living an active and healthy lifestyle; is an avid walker and loves cooking. Both Linda and her husband Jeff are active in community volunteering through St. Benedict’s Catholic Church in Duluth.


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.


Danielle Mitchell

Danielle Mitchell, Medical Assistant

Danielle was born and raised in Milton Georgia and attended Milton High School. She is a graduate of the University of Georgia with a Bachelor of Science in Health Promotion and a Bachelor of Arts in Spanish. During her college career, Danielle was heavily involved in organizations that worked with children living below the poverty level in Athens GA. Being a part of these organizations is the reason she aspires to work with underserved communities in her future as a Physician Assistant. Danielle hopes to combine her passions for medicine and working with people, as well as use her Public Health background and Spanish skills to combat health disparities and provide the best medical care possible to all individuals. In her free time, Danielle loves exercising, travelling, trying new restaurants, and spending free time with her friends and family.


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.


Melanie

Melanie Strickland, Front Office Supervisor

Melanie was introduced to medicine growing up as a child of missionaries in Sierra Leone, West Africa, where her Mom was a nurse and her Dad a minister. She studied biology at Indiana Wesleyan University where she met her husband of now almost 30 years. They both enjoy volunteering with CURE Childhood Cancer and The Leukemia and Lymphoma Society. They live in Johns Creek and have 3 grown boys (one is the childhood cancer survivor), 2 daughters-in-law, and one adorable grandson! Melanie enjoys cooking, watching movies, and spending time with family.


Lynn Gioia, Front Office

Lynn Gioia, Front Office

Lynn was born and grew up in the historical town of Washington, Georgia. She attended Georgia College in Millidgeville, North Georgia College, and Athens Technical College where she earned her certification in medical assisting and health. She interned at Wills Memorial Hospital where she performed administrative and clinical tasks while also assisting in the Newborn Nursery. While later becoming a stay at home Mom to her three children, Lynn became active Children’s Ministries at her Church, volunteered at the Refuge; a domestic violence shelter for women, and served on the Board of Directors for Miss Emanuel County. She also enjoyed being an active member of the Miss Georgia Princess Program while her daughter served as Princess for 6 years. Lynn enjoys spending time with her 3v children, 4 grandchildren, and God son.