Serving Warrenton, Missouri
Dermatology & Cosmetic Surgery for Warrenton, MO. Physician-owned, an easy drive away.
For Warrenton and Warren County residents, St. Louis Dermatology & Cosmetic Surgery offers medical dermatology, cosmetic surgery, and laser care in a locally owned, medically directed practice led by Dr. Brandon T. Beal — double board-certified in dermatology and Mohs surgery, fellowship-trained in facial plastic and reconstructive surgery. Our office is an easy drive northeast in Troy.

What we treat
Complete skin care for Warrenton, all under one practice.
From a teenager’s first acne visit to advanced Mohs reconstruction, every category of skin care is handled in-house by our exceptional providers — an easy drive from Warrenton.
Medical dermatology
Acne, skin exams, mole and cyst removal, rashes, skin cancer care, and Mohs surgery from our experienced medical team.
Explore medical care →Cosmetic surgery
Facelift, neck lift, eyelid surgery, lip lift, fat grafting, and earlobe repair — performed by Dr. Beal.
Explore surgical care →Lasers & skin resurfacing
M22 IPL, ResurFx, CO2 resurfacing, CoolPeel, RF microneedling, and chemical peels.
Explore laser treatments →Scar treatment
Scar revision for surgical and traumatic scars, acne scar treatment, and keloid treatment.
Explore scar treatment →Injectables & fillers
Botox, Xeomin, dermal fillers, tear trough and jawline contouring, lip fillers, and Kybella.
Explore injectables →A trusted dermatologist for Warrenton, Missouri
Warrenton and Warren County residents don’t have to settle for limited local options or drive into the city for specialist-level skin care — our Troy office is an easy drive northeast, bringing medical dermatology, cosmetic surgery, and advanced laser treatment within reach. We’re glad to welcome patients from Warrenton, Wright City, and the surrounding communities.
As a locally owned, medically directed practice, we prioritize personalized treatment plans over one-size-fits-all protocols. Whether you’re booking a routine skin exam, treating acne, or considering cosmetic surgery, care comes from Dr. Brandon T. Beal and our exceptional team — never a corporate chain. Most new patients are seen within the same week, and we accept Medicare and most major insurance for medical visits.
Find us at 520 E Cherry Street, Troy, MO 63379, or call (314) 834-1400. We also welcome patients at our second location in Chesterfield.
Before & after
Real results from our patients.
A selection of documented results across the conditions and procedures we treat most. Every photo is from a patient of this practice. Results vary.
Exceptional skin care for Warrenton, MO.
Same-week appointments. Medicare accepted. An easy drive from Warrenton.