Melissa Stover – Practice Manager

Melissa is originally from northern Ohio, but has lived in the Cumming area for the past 12 years. She entered the dental field as a dental assistant and graduated at the top of her class. She had such an impact on the dentist and his instructors that she was asked to return to teach as an instructor. She enjoys giving back to the program that gave her so much knowledge into helping dental patients. Endodontics is her favorite specialty and has assisted in hundreds of root canals and retreatments.

Melissa has volunteered her time with Dentistry from the Heart that gives free dental care to those in need. Along with participating in the PTA, she also coaches Girls on the Run and is a kickboxing instructor. In addition to spending time with her family, Melissa can be found reading a good book or at the lake with friends.

Robin Joao – Lead Dental Assistant

Robin relocated from Massachusetts to the John’s Creek area in 2002. She is a graduate of the Gwinnett Technical College Dental Assisting Program. Her previous experience is in general dentistry. She is very excited to be a part of the Pinnacle team and has a strong desire to learn the specialized field of endodontics.

In her free time, she enjoys baking, playing tennis, being outdoors and beach trips with her husband and children.

Sheila Jeffers – Dental Assistant

Sheila is a native of Long Island New York and she moved to Georgia in 2015. She brings her 23 years of Endodontic knowledge and experience to the Pinnacle Team. Her desire is to treat all patients with Kindness and Respect so they may have the best possible
experience causing them to leave with smiling faces. Yes, even after a Root Canal. She loves being with her husband and two daughters and going on long walks with their new puppy.

Garrett Nichols – Dental Assistant

Garrett is from Redding, California and came to North Georgia in 2016. He finds it fulfilling to foster strong relationships with his patients and to see them leave happier and healthier than when they arrived at Pinnacle. He has a dental assisting degree from Fortis College in Orange Park, Florida. He worked in General Dentistry and in a dental laboratory before coming to Pinnacle. He brings great dental knowledge and experience to our Pinnacle Team. When not at work, Garrett likes to spend time with his wife and daughter, exercise and ride motorcycles.

Erin Bigelow – Dental Assistant

Erin is a native of North Georgia. She attended the Dental Assistant School of Atlanta in 2019 and quickly found an interest in the specialty of Endodontics. She is very excited to be part of the Pinnacle team! Erin is dedicated to helping to ensure that each patient’s experience is a positive one and that they leave with a smile on their face.
In her free time, Erin enjoys spending time with her son, photography, gardening and yoga.

Amber Bailey – Front Desk Coordinator

Amber was born and raised in North Georgia. Amber couldn’t imagine living anywhere else and is looking forward to raising a family here with her husband. New to the dental field, she is excited to learn more about endodontics and make it her career. Amber is grateful to have found her new work family with the Pinnacle team! Coming from a customer service background, she has a passion to help others. Amber loves spending time with her husband and 3 pets. In her spare time, Amber enjoys cooking, gardening and traveling with friends.

Karina Mulero- Velez – Dental Assistant

Karina is originally from Puerto Rico but relocated to Georgia 3 years ago. Karina entered the healthcare field as a medical assistant, but an awesome opportunity into the dental field, made her take another path. Pinnacle has been a blessing for her professional and personal growth. Karina loves music, dancing and spending time with her husband and their twin daughters.

Sydney Smith – Dental Assistant

Sydney was born in Missouri but raised here in Georgia. Sydney is happily married with 3 children and has many fur babies. Sydney’s favorite thing to do is love on all of them! Growing up, Sydney has always wanted to be in a profession that helps others. Pinnacle has become her home away from home and after obtaining her x-ray certification, is working hard to perfect the art of dental assisting.

Janiya Fletcher – Front Desk Coordinator

Niya was born and raised in this great state of Georgia! Although new to the dental field, her retention skills are amazing. She is excited to learn more about endodontics and meeting the needs of every Pinnacle patient to make them feel comfortable. Niya loves to smile, laugh, take pictures, and travel with family and friends. In her spare time, you can find her reading, making videos, and doing nails. Niya is so excited to be a part of the Pinnacle family.

Luci Stone – Front Desk Coordinator

Luci is originally from Alabama, but has spent most of her life in Georgia. Luci is currently enrolled in college pursuing a degree in Biochemistry. She is excited to be learning all about endodontics and hopes to use her growing knowledge to ease patients’ minds and continue with Pinnacle’s excellent patient experience. Luci most enjoys writing, and learning about all thing’s sea related, especially the Leafy Sea Dragon.

Sabrina Rekas

Sabrina is originally from Chicago but has called Cumming her home for 5 years now. During this time, she has received her bachelor’s degree in Psychology from Kennesaw State University. She enjoys helping the Pinnacle patients and hopes that she can at least make them laugh when they visit us. When she is not busy with work or school, she enjoys spending time with her family and friends. In her spare time she loves to travel and see
new places.

John Cortez-Hernandez

John was born and raised in Georgia. By joining Pinnacle Endodontics, John knows that he will be helping to make every patient’s experience enjoyable. Learning so much from the Pinnacle team has made him improve professionally and personally. Making the most out of every opportunity, he is looking forward to growing in this field. Outside of work, John likes to go on walks with his dog and spend time with his family.