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Our Physician & Staff

John C. Long, Jr., M.D.

John C. Long, Jr., M.D.

Board-Certified Dermatologist


  • Washington Hospital Center
  • Internship

Milton S. Hershey Medical Center

  • Penn State University College of Medicine
  • Department of Internal Medicine


  • M.D., Georgetown University School of Medicine
  • B.S., University of Michigan


  • Board Certified – American Board of Dermatology
  • Diplomat – National Board of Medical Examiners
  • Florida Medical License

Professional Organizations

  • American Academy of Dermatology
  • Volusia and Flagler Counties Medical Association
  • Florida Medical Association
  • Florida Society of Dermatology and Dermatologic Surgery
  • Florida Society of Dermatologic Surgery
  • National Psoriasis Foundation
  • American Society for Laser Medicine and Surgery
Antoinette Mandas, C.P.E., C.M.E.

Antoinette Mandas, C.P.E., C.M.E.

Skin Care by Antoinette


Antoinette Mandas, C.P.E., C.M.E., was educated and trained in London, England for skin care and electrolysis, graduating in 1969. She is well-known in the Ormond Beach/Daytona Beach area and has been affiliated and performing her services out of the offices of Dr. John Long, MD (Dermatologist) since 1987. She is fully licensed in laser hair removal in the state of Florida and uses state-of-the-art equipment and technology from Candela®, the GentleYAG®.


Antoinette is a member of the Electrology Society of Florida (ESF) as well as the Society of Dermatology Skin Care Specialists (SDSS). She regularly attends laser hair removal training courses presented by Candela® Laser Corporation and holds the certification of certified medical electrologist (C.M.E.) from the Society for Clinical and Medical Hair Removal. In addition, she is board certified from the American Electrologist Association (AEA) as certified professional electrologist (C.P.E.).

Services Offered

  • Laser Hair Removal-Candela® GentleYAG®​
  • Glycolic Facials
  • Acne Facials

Products Include:

  • SkinCeuticals
  • PevoniaTearmine
  • Eye Complex

Revitalize Your Skin Today

If you need great skin care in Volusia and Flagler Counties, Associated Dermatologists is the source. We maintain a state-of-the-art facility, and we pride ourselves on our ability to serve patients and provide excellent care. We understand how important your appearance is, and we want to help you maintain your looks and health. You can set up an appointment with us by calling (386) 672-3111.

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