Meet Our Providers at Preferred Dermatology in Allen, Anna, Celina, Denton, Forney, Greenville, Lewisville, McKinney, Rockwall, Sherman, Sulphur Springs, and Waxahachie, TX
Our team of skilled providers at Preferred Dermatology is dedicated to delivering comprehensive and compassionate dermatology care for patients of all ages. We are committed to providing personalized, patient-centered treatment, ensuring that every visit supports your skin health, addresses your unique concerns, and helps you achieve long-term wellness. For more information, contact us or schedule an appointment today. We have convenient locations to serve you in Allen, TX, Anna, TX, Celina, TX, Denton, TX, Forney, TX, Greenville, TX, Lewisville, TX, McKinney, TX, Rockwall, TX, Sherman, TX, Sulphur Springs, TX, and Waxahachie, TX.
Dermatologists & Surgeons
Dr. Ajay Amarnani, MD
Provides Treatment for All Ages
Dr. Amarnani specialises in Mohs Micrographic Surgery, general dermatology, and skin cancer detection, prevention, and treatment.
Dr. Ajay Amarnani, MD
Provides Treatment for All Ages
Dr. Amarnani specialises in Mohs Micrographic Surgery, general dermatology, and skin cancer detection, prevention, and treatment.
Dr. Chris Hixon, DO
Provides Treatment for All Ages
Dr. Hixon specializes in treating psoriasis, eczema and acne as well as performing surgical dermatology procedures.
Dr. Chris Hixon, DO
Provides Treatment for All Ages
Dr. Hixon specializes in treating psoriasis, eczema and acne as well as performing surgical dermatology procedures.
Dr. Meenakshi Manivannan, MD
Provides Treatment for Adults & Adolescents Aged 10+
Dr. Manivannan specializes in general dermatology including acne, psoriasis, eczema and alopecia. Dr. Manivannan also offers cosmetic treatments focused on skin rejuvenation and anti-aging.
Dr. Meenakshi Manivannan, MD
Provides Treatment for Adults & Adolescents Aged 10+
Dr. Manivannan specializes in general dermatology including acne, psoriasis, eczema and alopecia. Dr. Manivannan also offers cosmetic treatments focused on skin rejuvenation and anti-aging.
Dr. Erin Roberts, MD
Provides Treatment for All Ages
Dr. Roberts specializes in preventing, detecting and treating skin cancer and is certified for Mohs Micrographic Surgery. Dr. Roberts is also highly trained in plastic and reconstructive surgery.
Dr. Erin Roberts, MD
Provides Treatment for All Ages
Dr. Roberts specializes in preventing, detecting and treating skin cancer and is certified for Mohs Micrographic Surgery. Dr. Roberts is also highly trained in plastic and reconstructive surgery.
Lab Services
Dr. Heather Froehlich, MD
Laboratory Medical Director
Dr. Froehlich specializes in the identification and classification of skin cancers as well as the diagnosis of complex inflammatory and infectious skin diseases.
Dr. Heather Froehlich, MD
Laboratory Medical Director
Dr. Froehlich specializes in the identification and classification of skin cancers as well as the diagnosis of complex inflammatory and infectious skin diseases.
Dr. Jessica Sugianto, MD
Dr. Sugianto specializes in recognizing and diagnosing skin conditions, including basal cell carcinoma, squamous cell carcinoma, and melanoma.
Dr. Jessica Sugianto, MD
Dr. Sugianto specializes in recognizing and diagnosing skin conditions, including basal cell carcinoma, squamous cell carcinoma, and melanoma.
Advanced Practice Providers
Christi Bailey, PA-C
Provides Treatment for Adults, Adolescents and Children Aged 3+
Christi specializes in diagnosing and treating a wide range of skin conditions including acne, rosacea, skin cancer and more.
Christi Bailey, PA-C
Provides Treatment for Adults, Adolescents and Children Aged 3+
Christi specializes in diagnosing and treating a wide range of skin conditions including acne, rosacea, skin cancer and more.
Marissa Bothun, PA-C
Provides Treatment for Adults, Adolescents and Children Aged 5+
Marissa specializes in diagnosing, treating and managing various skin conditions and performing minor mole and lesion removals.
Marissa Bothun, PA-C
Provides Treatment for Adults, Adolescents and Children Aged 5+
Marissa specializes in diagnosing, treating and managing various skin conditions and performing minor mole and lesion removals.
Alexandra Brooks, PA-C
Provides Treatment for Adults, Adolescents and Children Aged 3+
Alexandra specializes in diagnosing and treating various skin conditions including skin cancer.
Alexandra Brooks, PA-C
Provides Treatment for Adults, Adolescents and Children Aged 3+
Alexandra specializes in diagnosing and treating various skin conditions including skin cancer.
Matthew Bruno, PA-C
Provides Treatment for All Ages
Matthew specializes in diagnosing, treating and managing skin conditions such as acne, rosacea, psoriasis, and skin cancer.
Matthew Bruno, PA-C
Provides Treatment for All Ages
Matthew specializes in diagnosing, treating and managing skin conditions such as acne, rosacea, psoriasis, and skin cancer.
Erika Graber, PA-C
Provides Treatment for Adults, Adolescents and Children Aged 2+
Erika specializes in evaluating, diagnosing and treating a wide range of skin conditions including acne, eczema, psoriasis, rashes, rosacea, skin cancer and precancerious lesions.
Erika Graber, PA-C
Provides Treatment for Adults, Adolescents and Children Aged 2+
Erika specializes in evaluating, diagnosing and treating a wide range of skin conditions including acne, eczema, psoriasis, rashes, rosacea, skin cancer and precancerious lesions.
Jeanette Maldonado, PA-C
Provides Treatment for All Ages
Jeanette specializes in a wide variety of skin conditions including acne, eczema, psoriasis, and hair loss.
Jeanette Maldonado, PA-C
Provides Treatment for All Ages
Jeanette specializes in a wide variety of skin conditions including acne, eczema, psoriasis, and hair loss.
Katy Thompson, PA-C
Provides Treatment for Adults & Adolescents Aged 10+
Katy specializes in treating various skin conditions such as acne, rashes and skin cancers.
Katy Thompson, PA-C
Provides Treatment for Adults & Adolescents Aged 10+
Katy specializes in treating various skin conditions such as acne, rashes and skin cancers.
William J. Mast, FNP-BC
Provides Treatment for Adults, Adolescents and Children Aged 7+
William specializes in skin cancer screenings, acne treatment and overall skin health.
William J. Mast, FNP-BC
Provides Treatment for Adults, Adolescents and Children Aged 7+
William specializes in skin cancer screenings, acne treatment and overall skin health.
Roxanna Swafford, FNP-C
Provides Treatment for Adults, Adolescents and Children Aged 5+
Roxanna specializes in general dermatology including acne, rashes, warts and skin cancers.
Roxanna Swafford, FNP-C
Provides Treatment for Adults, Adolescents and Children Aged 5+
Roxanna specializes in general dermatology including acne, rashes, warts and skin cancers.
Stephanie Davis, FNP-C
Provides Treatment for Adults, Adolescents and Children Aged 5+
Stephanie specializes in performing procedures such as biopsies, cryosurgery, ED&C, dermoscopy, patch testing, neurotoxin injections, PRP for hair loss, and sclerotherapy.
Stephanie Davis, FNP-C
Provides Treatment for Adults, Adolescents and Children Aged 5+
Stephanie specializes in performing procedures such as biopsies, cryosurgery, ED&C, dermoscopy, patch testing, neurotoxin injections, PRP for hair loss, and sclerotherapy.
Aesthetics Team
Claudette Mumme, BSN, RN
Claudette specializes in full-face aesthetic assessments and creating customized treatment plans using neurotoxins and dermal fillers.
Claudette Mumme, BSN, RN
Claudette specializes in full-face aesthetic assessments and creating customized treatment plans using neurotoxins and dermal fillers.




















































