(813) 752-0757

Clayton Dermatology Group

Dermatology and Cutaneous Surgery

The physicians at Clayton Dermatology have years of experience and employ the most advanced techniques for your treatment. We strive to provide you with the best skin care available in a relaxed and friendly environment. The health and appearance of your skin has been our priority since 1987.

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The staff at Clayton Dermatology Group is experienced in the treatment of all types of skin disease, the latest in surgical techniques, and offers a gentle, artistic approach to cosmetic enhancements. We specialize in:

Medical Dermatology

  • skin cancer screening
  • moles, rashes
  • acne, warts
  • eczema, & psoriasis

Cosmetic Dermatology

  • Botox & Xeomin
  • Lip & Cheek Augmentation
  • Juvederm, Belotero, & Radiesse
  • Sculptra & Belafill
  • Sclerotherapy

Skin surgery

  • Skin cancer surgery
  • Excision of cysts and lipomas
  • Skin biopsies
  • Removal of unwanted lesions

Meet The Providers

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Catherine Ann Clayton


The founder of Clayton Dermatology Group, Dr. Clayton has cared for patients in Plant City since 1987.  A local favorite, she has treated generations of central Florida families and is respected by all for her expertise.Dr. Clayton completed her residency in dermatology at Henry Ford Hospital in Detroit, Michigan from 1979-1982 following medical internship at The University of Hawaii in Honolulu, Hawaii. She received her medical degree in 1977 from the University of Michigan, and her Bachelor’s degree in Physiology from Michigan State University. Dr. Clayton is a Fellow of the American Academy of Dermatology and is board certified by the American Board of Dermatology. Dr. Clayton enjoys spending time with her family, traveling, tennis and golf.

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Erica Smithberger


Dr. Smithberger earned her Doctorate of Medicine from the University of South Florida in 2005, where she subsequently completed residency training in Dermatology & Cutaneous Surgery, serving as chief clinical resident. She is board-certified by the American Board of Dermatology & is a Fellow of the American Academy of Dermatology.  Dr. Smithberger received her Bachelor of Arts summa cum laude from the USF Honors Program, with a major in Psychology and a minor in Spanish.

Dr. Smithberger joined Clayton Dermatology Group in 2009.  She accepts patients of all ages with a wide range of skin disease, and has a special interest in surgical management of skin cancers and non-invasive cosmetic procedures.  She has developed a reputation for a gentle and natural-appearing approach to facial rejuvenation.

A native of Tampa, Dr Smithberger is married to her high-school sweetheart and they have four children.  She enjoys the theater, art projects, traveling, and spending time with her family & friends.  Dr. Smithberger also volunteers her time treating patients at the San Jose Mission in Dover.

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Amber Kelley


Amber Kelley is a certified physician assistant.  She joined Clayton Dermatology Group in 2014, with over 15 years of prior dermatology experience in Indiana, Iowa, South Carolina, and Florida. She practices medical dermatology and is accepting new patients of all ages.Ms. Kelley was born in Anderson, Indiana.  She completed her B.S. degree in Physician Assistant Studies at Butler University in Indianapolis in 1998.  She is a member of the Society of Dermatology Physician Assistants, The Florida Academy of Physician Assistants, and The American Academy of Physician Assistants.  Ms. Kelley enjoys reading, writing, photography of coastal scenery, refinishing vintage furniture, her Jack Russell terrier, and sailing kayaks with her husband and friends. 



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Southern Oak Professional Center is conveniently located on the northeast corner of Thonotosassa Road & Baker Street, just south of I-4.

Driving distance is approximately 30 minutes from Tampa and 15 minutes from Lakeland, Brandon, or Temple Terrace.