Season 12 of NBC's medical drama Chicago Med is placing a major creative emphasis on longtime cast member S. Epatha Merkerson by moving her character, Sharon Goodwin, out of the executive suite and back onto the hospital floor as a nurse. Alongside Goodwin's career shift at Gaffney Chicago Medical Center, the series is preparing to bring back Dr. Hannah Asher's estranged sister, Lizzy, in a storyline originally filmed for Season 11 before being cut from the broadcast.

The dual developments reflect showrunner Allen MacDonald's ongoing efforts to reshape character dynamics at the hospital while following through on delayed narrative arcs. New episodes of the series air Wednesdays at 8 p.m. ET on NBC and stream the following day on Peacock.

Sharon Goodwin Steps Down to Become a Charge Nurse

A central pillar of Chicago Med's 12th season involves the fallout from a hospital hearing in which Goodwin protected the reputation of head of psychiatry Dr. Daniel Charles (Oliver Platt). While different reports characterize the exact mechanism of her departure slightly differently—with NBC noting that Goodwin stepped down from her administrative post, and Yahoo Entertainment describing the move as a demotion to charge nurse—the result places the former hospital boss directly into hands-on patient care.

The role change was highlighted in Season 12, Episode 3, which aired on October 21. Written by Stephen Hootstein, the episode is titled "They Call Me Ms. Goodwin," a direct nod to Sidney Poitier's famous line, "They call me Mr. Tibbs," from the 1967 film In the Heat of the Night. According to TV Insider, MacDonald explained that the writers' room chose the title intentionally to reflect how Goodwin commands respect at Gaffney and remains selective about who is permitted to call her by her first name.

"She is a TV legend, and this hour illustrates yet again why: beautifully peels back deeper layers to Goodwin this season that we've never seen before," MacDonald told TV Insider. "Epatha always shows new colors every season and it's a marvel to watch."

Merkerson also expressed enthusiasm for the direction of the current season during an interview shared by Peacock while filming Episode 5. "Goodwin is not one to sit down and watch things happen. She participates," Merkerson said, adding that MacDonald "has changed how this show looks" and raised the dramatic stakes.

Friction in the Emergency Department and a High-Stakes Transplant

Goodwin's transition from chief administrator to charge nurse has created immediate friction among the emergency department staff. In Episode 3, she must manage an overwhelmed Miranda alongside a sharp-tongued Dr. Wu, who shows little deference to former authority figures. During a confrontation, Wu accuses the medical staff of treating Goodwin with excessive delicacy because of her past executive power. Recognizing the truth in Wu's assessment, Goodwin instructs her colleagues to treat her honestly as a peer rather than walking on eggshells around her.

Her first major clinical test back in scrubs involves a traumatic accident case featuring guest star Dot-Marie Jones, known for her 47-episode run as Coach Sheldon Beiste on Glee. Jones portrays Gale, a truck driver brought into the emergency department after passing out behind the wheel and striking a jaywalking civilian. When the civilian dies shortly after arriving at Gaffney, Gale is consumed by guilt.

Complicating the trauma, doctors discover that Gale requires a lung transplant due to previous work in a mine. Goodwin coordinates with Dr. Dean Archer (Steven Weber) to push Gale to the top of the transplant list, securing the deceased pedestrian's lungs as an emergency donor match. However, as reported by Yahoo Entertainment, the medical intervention ends in tragedy when Gale's body rejects the transplanted lungs, an outcome tied to her overwhelming guilt over the fatal crash and her desire to ease the pain of the victim's widow.

Elsewhere in the department, Episode 3 pairs pediatric specialist Dr. John Frost (Darren Barnet) with Dr. Charles to evaluate a young burn victim showing signs of physical abuse. Meanwhile, Dr. Hannah Asher (Jessy Schram) and Dr. Mitch Ripley (Luke Mitchell) collaborate on a medical case, demonstrating that their professional trust has survived the end of their romantic relationship.

Delayed Season 11 Return Finally Moves Forward

Beyond Goodwin's floor duties, Chicago Med is preparing to resolve lingering family tension for Dr. Hannah Asher. According to One Chicago Center, the show is finalizing plans to bring back actress Erin Anderson as Hannah's sister, Lizzy—a return originally slated for Season 11.

MacDonald previously revealed that Anderson had actually returned to set and filmed a scene for a Season 11 episode opposite Steven Weber's Dr. Archer. However, the showrunner cut the footage from the final broadcast due to time constraints and creative dissatisfaction.

"The reason we cut it out, or I cut it out, was because I felt like we were playing a vibe that we had already seen before with Hannah, and that the next time we see Lizzy, I want it to feel different," MacDonald explained.

In comments to ScreenRant cited by One Chicago Center, Schram confirmed that the writers are revisiting the sister dynamic in Season 12. The siblings have been estranged since Lizzy stormed out upon learning that Hannah could not act as her surrogate because Hannah was already pregnant with her own child. Now that Hannah has become a mother, the upcoming reunion will address that fallout.

"I think that we can very much expect to see Hannah's sister Lizzy come back," Schram said. "I don't know to what degree that reconciliation or rehab of the relationship will be, but I know that there are plans to have Lizzy back, and I think that that's going to be a really interesting and incredibly dynamic and heavy meetup, whatever that might look like."

One Chicago Center notes that Lizzy's appearance could align with a planned "Book of Asher" installment later this season. Modeling the format after previous single-character spotlight episodes like the "Book of Charles" and the "Book of Archer," the episode is expected to feature Schram in every scene.

Frequently Asked Questions

Which returning character was cut from Season 11?

Actress Erin Anderson, who plays Dr. Hannah Asher's sister Lizzy, filmed a scene with Dr. Dean Archer for Season 11 that was ultimately deleted by showrunner Allen MacDonald. Jessy Schram has confirmed that plans are in place for Lizzy to return in Season 12. Separately, a secondary report from ComicBasics has connected John Earl Jelks' character, Dr. Dennis Washington, to a potential return in Episode 4, though that appearance has not been corroborated by NBC or primary trade outlets.

Will Sharon Goodwin's nursing role be a permanent career change?

NBC has not yet disclosed whether Goodwin's move to charge nurse is permanent or a temporary plot arc for Season 12. While reports confirm she stepped down from her executive post following the investigation where she protected Dr. Charles, it remains to be seen how long she will stay in the emergency department before potentially reclaiming an administrative leadership role.

Sources