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Jamie-Lynn Sigler Joins Grey's Anatomy as Doctor With MS in January Guest Spot

The role was written for her to reflect lived experience without defining the character by illness.

Overview

  • Sigler confirmed the casting on Instagram, describing the chance to let her MS inform the story as a milestone.
  • She will appear in Season 22, Episode 2208, “Heavy on Me,” airing January 15, 2026 on ABC.
  • Her character, Dr. Laura Kaplan, is a urologist with MS brought in by Catherine Fox to counsel Richard Webber following his diagnosis.
  • Producers created the part specifically for Sigler and emphasize portraying a fully realized professional life rather than centering on disease.
  • The guest turn marks her first TV role since Big Sky in 2023 and aligns with a broader push for authentic disability representation on screen.