Meet Our Team!

All professionals at Middleton Pediatrics maintain the highest levels of accreditation and pursue ongoing education to stay abreast of the latest trends in the medical field. Read on to learn more about our staff's experience and training.

Michael A. Middleton, M.D. 

Dr. Michael Middleton was born and raised in Macon, GA. He attended Tattnall Square Academy for high school and then received a biology degree from Samford University, where he met an Orlando girl named Adair Fletcher. They married a month after graduation and moved to Augusta, GA for Michael to attend the Medical College of Georgia. After receiving his Doctorate of Medicine in 1998, he completed pediatric residency at the University of Florida, followed by an additional year on the faculty of the Pediatrics Department as Chief Resident. Then, in 2002, they moved to Orlando to work in private practice for the next 8 1/2 years, before starting Middleton Pediatrics in 2011.

Michael and Adair have four children, are members of First Baptist Church of Orlando, and live in College Park. In his free time, Michael loves a good book, playing basketball with his sons, and spending time together as a family at the beach.


Lorena M. Acosta, M.D.

Dr. Lorena Acosta was born in Lima, Peru and moved to the United States at the age of 6. She grew up in Weston, FL where she attended St. Thomas Aquinas High School before going on to the University of Florida, graduating with highest honors and a dual degree in Business Administration and Microbiology and Cell Science. Dr. Acosta continued at the University of Florida for medical school, earning her Doctorate of Medicine in 2006, and completed her Pediatric Residency at UF. She stayed an additional year on faculty of the Department of Pediatrics as Chief Resident. Dr. Acosta completed 1 year of fellowship training in Pediatric Emergency Medicine at Arnold Palmer Hospital. Afterwards, she worked as a Medical Education Pediatric Hospitalist at Arnold Palmer Hospital, while simultaneously serving as Assistant Professor for the Pediatric Residency Program at UCF College of Medicine and Clinical Assistant Professor at FSU College of Medicine. Dr. Acosta joined Middleton Pediatrics in January 2014, and is married to her high school sweetheart, Dr. Jason Acosta, an anesthesiologist. They reside in Belle Isle with their two children.  In her free time, Dr. Acosta enjoys traveling, watching Gator sports, and spending time with her kids and family.


Christine May, Pediatric Nurse Practitioner

Christine May was born and raised in upstate New York. She attended West Virginia University and received a Bachelor’s in Nursing in 2003. Christine began her career as a Registered Nurse in the Pediatric Intensive Care Unit at West Virginia University Children’s Hospital. Shortly thereafter, Christine returned to school at West Virginia University to become a Pediatric Nurse Practitioner, by obtaining a Master of Science Degree in Nursing, in 2006. Upon completion, Christine moved to Florida and has been working in pediatric primary care since that time.  She joined the Middleton Pediatrics team when we opened in 2011. Christine is a Certified Pediatric Nurse Practitioner and active member of the National Association of Pediatric Nurse Practitioners (NAPNAP). 

Christine met her husband, Nabil, in Orlando and they married in 2009. They have two daughters, Amelia and Olivia.


Lauren Freeman, Pediatric Nurse Practitioner

Lauren Freeman received a Bachelor’s Degree in Nursing from the University of Florida, and went on to receive her Master’s Degree in Nursing from the University of Central Florida. She worked in the Pediatric Intensive Care Unit at Florida Hospital prior to joining the Middleton Pediatrics family in June 2012. Lauren is a Certified Pediatric Nurse Practitioner, and an active member of both Sigma Theta Tau Honor Society and the National Association of Pediatric Nurse Practitioners (NAPNAP).

Lauren is married to her best friend, Josh, and they have two sons, Noah and Brody. They are actively involved in their church and love growing in community with others. She loves pediatrics and is passionate about all children knowing they are loved.


Briana McLain, Pediatric Nurse Practitioner

Briana McLain was born and raised in Orlando, FL. She earned her Bachelor’s Degree in Nursing from UCF in 2011, and began her career as a Registered Nurse on the orthopedic and neurology departments at Arnold Palmer Hospital. She went on to pursue her Master’s Degree in Nursing, graduating in 2014.  Briana joined the Middleton Pediatrics team shortly thereafter. 

Briana is married to her high school sweet heart, Matthew, and they have two children, Liam and Morgan.


Lucy Aitcheson, Pediatric Nurse Practitioner

Lucy Aitcheson was born and raised in Birmingham, Alabama. She attended the University of Kentucky where she earned a Bachelor's Degree in Nursing in 2007. She began her career in the Neonatal Intensive Care Unit at Childrens Hospital in Birmingham. Lucy then married her husband and relocated to Oviedo, where he was finishing his seminary degree. 

Lucy worked at Winnie Palmer Hospital in the NICU as she pursued her Master's Degree in Nursing, graduating in 2014. She is also a Lactation Consultant (IBCLC).

Lucy and her family relocated to South Downtown Orlando for her husband, Mike, to plant Christ United Fellowship. They have three daughters, Leah, Annie and Carrisa. Lucy enjoys spending time with her kids, bike rides, and beach trips.  



Lisa Aldrich, Office Manager / Insurance & Billing


Lisa Aldrich was born and raised in Maitland, FL. She graduated from Winter Park High School before attending Valencia Community College. Lisa is a Certified Professional Biller (CPB) and has worked in the local medical community for over 20 years. She has been with Middleton Pediatrics since we opened in 2011. 

Lisa, and her husband Bill, married in 2001 and they currently reside in Maitland with their two boys, Cole and Ethan. She enjoys going to the beach, reading, cooking, and family movie night. Lisa truly loves working with children, as her boys are the loves of her life.


Kelli Coon, Family Care Coordinator, RYT

Kelli Coon was born and raised in Orlando, FL, where she graduated from Lake Highland Preparatory School in 2006. She went on to earn a Bachelor’s Degree in Health Education and Human Behavior from the University of Florida, graduating in May 2010. She then returned to Orlando in August of that year, and has been part of the Middleton Pediatrics team since we opened in 2011.

Outside of working at Middleton Pediatrics she is a Yoga Alliance certified teacher through Full Circle Yoga in Winter Park, where she currently teaches classes. She also serves as a Board Member for the Lake Highland Prep Alumni Association.  In her free time she enjoys cooking, ballet, surfing, and spending time with family and friends.




Laura Grandlund, Administrative Assistant

Laura was born and raised in Orlando, FL, where she graduated from Olympia High School in 2011.  She continued her education at UCF and graduated with her Bachelor’s Degree in Health Service Administration in December 2015.  During her last semester at UCF, Laura simultaneously interned at Middleton Pediatrics as part of her program requirement.  She joined the team full-time in January 2016. 

Aside from working at Middleton Pediatrics, Laura enjoys dancing.  She continues to teach and take dance classes a few nights a week, as dance has always been her passion.  In her down time, she enjoys going to the beach and spending time with friends and family.



   Ebony Ingram, LPN

Ebony Ingram was born and raised in Ft. Pierce, Florida and moved to Orlando in 1998. She began working with Dr. Middleton as an MA in 2005, and joined the team at Middleton Pediatrics when the office opened in 2011. Ebony obtained her LPN license at the Ridge Career Center in 2015. 

Ebony, her husband Todd, and their two daughters currently live in Kissimmee, Florida. In her spare time, she enjoys spending time with family and friends, watching her girls play sports, and praise dancing with her local church. 





Tameeka Jones, MA - bio coming soon!





Brittany Holder, CNA / Patient Care Coordinator

Brittany was born and raised in Gainesville, FL, where she graduated from Buchholtz High School in 2012. She attended Santa Fe College to earn her associates degree before relocating to Orlando, FL in 2014. She continued her education at UCF and graduated with her Bachelor’s Degree in Health Service Administration in December 2016. Brittany interned at Middleton Pediatrics during her last semester at UCF as a component of her program requirement. She joined the team full-time in February 2017.

Brittany plans to return to an accelerated one year Bachelor’s of Nursing degree program in the Summer of 2018. She is currently a CNA and loves working with children. Brittany has been on two medical mission trips to Haiti, and hopes to plan another trip in the near future. Outside of Middleton Pediatrics, Brittany enjoys cooking, traveling, and going to the beach.



Kathleen Angstrom, RN

Kathleen was born and raised in Gainsville, Florida. She graduated from the University of Florida with a B.S. in Psychology. She planned on going on to be a counselor, but felt pulled to nursing after graduation. She and her husband then moved to Ocala, Fl, where she earned her nursing degree. In Ocala, she worked on an orthopedic floor and in the ER. She and her family moved to to Orlando in 2008 for her husband to work on staff at NewCity Orlando church. Kathleen joined Middleton Pediatrics in 2014.

Kathleen currently resides in Maitland with her husband and 4 chldren. She loves being a pediatric nurse because it gives her the opportunity to interact with and care for entire families. In her spare time, Kathleen enjoys spending time with family and friends, cooking, running, and photography. 



Liz Moore, Consultant

Liz Moore was born and raised in Toledo, Ohio. She graduated with her bachelor's degree in Human Resource Management from the University of Toledo, in 2006. Upon graduation, she married her high school sweetheart and together they moved to Orlando in the summer of 2007. Liz has been with Middleton Pediatrics since we opened in 2011. 

Liz and her husband Dan have two children, Harrison and Millie. Liz and Dan are active members of their church, NewCity Downtown Orlando.