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Glynn O’Neill, PA-C

Physician Assistant


Glynn O’Neill is a certified Physician Assistant from Baton Rouge, Louisiana. She attended Louisiana State University graduating summa cum laude with a degree in biology. She received her master’s degree in Physician Assistant Studies from LSU Health Science – Shreveport. Before becoming a PA, Glynn became a licensed esthetician certified to perform laser procedures, microneedling, and other skin rejuvenating treatments.


Glynn trained with Williamson Cosmetic Center before graduating from PA school and practicing dermatology in Shreveport. There she provided cosmetic services and specialized in treating patients struggling with acne. Glynn is excited to provide care to patients in Baton Rouge & surrounding areas. She is committed to putting patient care first and is passionate about helping her patients achieve their skincare goals.


April 1, 2026
CoolSculpting is a non-invasive medical procedure that uses controlled cooling to freeze and eliminate stubborn fat cells. It is designed for body contouring rather than weight loss, targeting localized fat deposits that have not responded to diet and exercise. How It Works The procedure is based on the scientific finding that fat cells are more sensitive to cold temperatures than surrounding skin, nerves, and muscle tissue. The Process : A specialized applicator suctions the skin and fat into a "cooling cup". Cell Death : The device cools the targeted fat cells to a temperature that causes them to crystallize and die (a process called apoptosis ). Elimination : Over several weeks to months, the body's immune and lymphatic systems naturally process and flush out these dead cells as waste. Key Details Target Areas : It is FDA-cleared for nine specific areas, including the abdomen, flanks (love handles), thighs, bra fat, back fat, upper arms, and under the chin or jawline. Results : You can expect up to a 20% to 25% reduction in fat in the treated area after a single session. Initial changes may appear in three weeks, but full results typically take three to six months to become visible. Downtime : Since it is non-surgical and requires no anesthesia, there is usually zero downtime , allowing patients to return to normal activities immediately. Permanence : Once fat cells are destroyed and eliminated, they do not return . However, remaining fat cells in the body can still expand if you gain weight. Side Effects and Risks Common Side Effects : Temporary redness, swelling, bruising, skin sensitivity, and a pulling or pinching sensation during the procedure. Rare Risk (PAH) : A rare but serious side effect is Paradoxical Adipose Hyperplasia (PAH) , where the treated fat area actually grows larger and hardens rather than shrinking. Estimates suggest this occurs in less than 1% of treatments. Candidates The ideal candidate is someone within 10 to 30 pounds of their goal weight with "pinchable" fat. It is not suitable for individuals with obesity or certain cold-related conditions like Raynaud's disease or cryoglobulinemia. CALL US NOW TO BOOK YOUR CONSULT AT (225) 927-7546 OR CLICK HERE TO SCHEDULE ONLINE FOR OUR BATON ROUGE OR LAKE CHARLES LOCATION
By Glynn O'Neill & Jennifer Mergist March 5, 2026
The Journey to Luminous, Natural Results: A Custom Care Study