Faculty, UW School of Medicine and Public Health

Katherine Gast, MD, MS

  • Plastic and Reconstructive Surgery
  • Pediatric Plastic and Reconstructive Surgery
  • Cosmetic Surgery (Transformations)
Katherine Gast, MD, MS


Dr. Katherine Gast is a fellowship-trained plastic surgeon. Her practice focuses on breast surgery and gender affirmation surgery including breast reduction, breast augmentation and breast reconstruction. She also performs the full range of gender affirming surgery including vaginoplasty, gender mastectomy and facial feminization.

Languages spoken
  • English
University affiliation
  • Department of Surgery

Practice locations

  • University HospitalPlastic Surgery Clinic
    • 600 Highland Ave. / Madison, WI
    • (608) 263-7502
    • Closed now
    • View hours, services and more
  • Inside the Transformations clinic
    Inside the Transformations clinic
    TransformationsCosmetic Surgery Clinic
    • 2349 Deming Way, Suite 100 / Middleton, WI
    • (608) 836-9990
    • Closed now
    • Located on the far west side of Madison in Middleton, Wisconsin, Transformations Surgery Center, Inc., has been certified by the Centers for Medicare & Medicaid Services. Our certification underscores our long-standing commitment to provide the highest possible quality care to the community we serve. We are pleased and proud to have our efforts recognized with this certification.

      View hours, services and more
  • University HospitalGender Surgery Clinic
    • 600 Highland Ave. / Madison, WI
    • (608) 263-7502
    • Closed now
    • View hours, services and more
  • 20 S. Park ClinicPlastic Surgery Clinic
    • 20 S. Park St. / Madison, WI
    • (608) 720-5200
    • Closed now
    • View hours, services and more

Education & credentials

Board certifications
  • Plastic Surgery
Medical School
  • University of Michigan Medical School, Ann Arbor, MI

Gender Affirming Surgery and Microsurgical Breast Reconstruction, Ghent University Hospital, Ghent, Belgium

  • University of Michigan Health System, Ann Arbor, MI


Additional conditions and treatments
  • Breast Reconstruction
  • Breast Reconstruction with Implants
  • Breast Reduction
  • Burn Reconstruction
  • Chest Wall and Thoracic Reconstruction
  • Facial Feminization
  • Gender Mastectomy
  • Gender Services - Bottom Surgery/Vaginosplasty, Phalloplasty
  • Gender Services - Facial Feminization
  • Gender Services - Top Surgery/Gender Mastectomy
  • Gender Services - Trach Shave
  • Gynecological Oncology Reconstruction
  • Labiaplasty
  • Microvascular Free Tissue Transfer
  • Mohs Defect Reconstruction
  • Panniculectomy
  • Penile Inversion Vaginoplasty
  • Phalloplasty
  • Sternal Wound Reconstruction
  • Top Surgery
  • Tracheal Shave
  • Transgender Surgery
  • Upper and Lower Extremity Soft Tissue Reconstruction
  • Vaginal Reconstruction
  • Vaginal Rejuvenation
  • Vulvar Reconstruction

Research and publications

Dr. Gast’s current research interests include patient reported outcomes in gender affirmation surgery.