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Meet Our Providers

The Skin Group, a local, family-owned dermatology and aesthetics practice, has been caring for patients in Louisville, Kentucky, and Southern Indiana since 2003.

Our board-certified dermatologist and dermatology specialists are experts in the latest treatments and technologies for diagnosing and treating a wide range of skin conditions, as well as providing advanced dermatologic surgery. Our experienced aesthetics nurses offer personalized cosmetic treatments designed to enhance your natural features and help you achieve your aesthetic goals. From medical dermatology and skin cancer care to dermatologic surgery and aesthetic treatments, we provide comprehensive, personalized care tailored to your unique needs.

At The Skin Group, we are here to help you maintain your skin’s health, appearance, and confidence for life.

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Robert H. Zax, MD

Board Certified Dermatologist and MOHS Surgeon

A Louisville native and the founder of The Skin Group. Dr. Zax has been performing Mohs micrographic surgery for over 30 years in the Kentuckiana area, specializing in the total removal and reconstructive treatment of skin cancer.

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William Warrick, PA-C

Dermatology Physician Assistant

Has over 20 years of specialized experience in dermatology. Focuses on general dermatology, preliminary diagnosis and treatment of a wide range of skin conditions, as well as the treatment of both benign and malignant skin lesions.

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Brianna Langenkamp, PA-C

Certified Physician Assistant

Specializes in comprehensive general dermatology, providing expert evaluation, diagnosis, and treatment for a wide range of acute and chronic skin conditions. Highly regarded for her meticulous patient care and dedication to helping individuals achieve and maintain healthy skin.

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Tyler Roshak, PA-C

Dermatology Physician Assistant

Began his career in Louisville in clinical dermatology and dermatologic research. Specializes in diagnosing a wide range of skin conditions, from managing benign and malignant skin lesions to treating acne, eczema, psoriasis, and rashes.

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Tanisha Ellison

Aesthetic Nurse

Not only does she have a medical background as a nurse, she is certified with Cynosure/Ultra Clear Lasers, Galderma Aesthetics, Allergan Aesthetics, Diamond Glow, ZO Skin Health Expert and many other aesthetic services.

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Christina Crawford

Aesthetic RN

She is certified with Cynosure/Ultra Clear Lasers, Galderma Aesthetics, Allergan Aesthetics, Diamond Glow, and many other aesthetic services. Having over 13 years of diverse experiences from emergency medicine to working in outpatient surgery with multiple plastic surgeons, her passion is working in the aesthetic field.