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Department of Dermatology

Department of Dermatology

Mohs Surgery

Mohs micrographic surgery at UC Davis

The UC Davis Department of Dermatology includes three full-time Mohs surgeons: Thomas King, M.D.; Daniel Eisen, M.D.; and Victoria Sharon, M.D., D.T.M.H.

Dr KingDr. King is the director of the Mohs and general dermatologic surgery services. He has enabled the department to grow to performing more than 1,000 surgical cases per year. In addition to working at UC Davis, Dr. King also performs Mohs and general dermatologic surgery at the Veterans' Affairs Hospital in Mather, which is affiliated with UC Davis. As an associate professor in the department of dermatology, he offers UC Davis residents one-on-one training and gives lectures on surgical techniques. Dr. King is a board-certified dermatologist and a fellow of the American College of Mohs Micrographic Surgery. He has performed thousands of Mohs surgeries, has published in peer-reviewed journals, and has presented at national dermatology meetings.

Dr EisenDr. Eisen, co-director of Mohs and dermatologic surgery, is a board-certified dermatologist and a fellow of the American College of Mohs Micrographic Surgery and Cutaneous Oncology. He received his Mohs fellowship training with Drs. Lawrence Warshawski and David Zloty at the University of British Columbia in Vancouver, Canada. Dr. Eisen has published in peer-reviewed journals and presented at international dermatology meetings. As an Associate Professor of Clinical Dermatology, Dr. Eisen lectures to the UC Davis residents on a variety of topics, from general surgery techniques to anesthetics. He also specializes in Aesthetic Dermatology and Surgery. His academic interests include hidradenitis suppurativa, surgical outcome studies and medical education.

Dr. SharonDr. Sharon is a Board-Certified Dermatologist and Fellowship-trained Mohs Surgeon. A native of New York City, Dr. Sharon completed her undergraduate studies at Columbia University, where she obtained a degree in Biological Sciences, graduating Summa Cum Laude.  She went on to obtain a Doctor of Medicine at Cornell Medical College, followed by an internship at Brigham & Women's Hospital, HarvardMedical School. Dr. Sharon completed her dermatology residency at UC Davis, and specialized in cutaneous oncology and laser therapy by completing a fellowship in Mohs Surgery and Procedural Dermatology at Oregon Health & Science University. Dr. Sharon has a special interest in tropical dermatology & infectious disease and obtained a Diploma in Tropical Medicine at the Gorgas Memorial Institute in PeruMohs micrographic surgery

Mohs surgery is state-of-the-art treatment for skin cancer in which the physician serves as pathologist and reconstructive surgeon.


  • Remove the visible portion of the tumor.
  • A thin layer of skin is removed and divided into sections, color-coded, and frozen.
  • A map is drawn of the affected area.
  • Each section is examined under the microscope for evidence of remaining cancer.
  • If cancer cells are found, another thin layer is removed from the mapped area and again examined. This process is repeated until there is no longer any evidence of cancer cells.


  • Offers highest cure rate.
  • Has the lowest chance of regrowth.
  • Minimizes removal of noncancerous tissue.
  • Is the most precise means of removal.