A group of California families with transgender children is asking a federal court to block the Trump administration from obtaining confidential medical records through a Texas grand jury subpoena.The lawsuit, filed Wednesday in the U.S. District Court for the Northern District of California, challenges a subpoena issued by federal prosecutors in Texas seeking records from Lucile Packard Children’s Hospital at Stanford. The families argue that the Department of Justice is attempting to accomplish through criminal process what it has repeatedly failed to achieve through civil and administrative investigations, including access to the identities, diagnoses, treatment histories, and medical decisions of transgender youth and their families.The case comes just days after hospitals across the country disclosed that they had received criminal grand jury subpoenas from the U.S. Attorney's Office for the Northern District of Texas seeking records related to gender-affirming care. Earlier this month, NYU Langone Health confirmed it had received such a subpoena, prompting protests from LGBTQ+ advocates and renewed concerns that the federal government was attempting to build a nationwide database of transgender patients, families, and providers.Related: Trump's DOJ subpoenas doctors and medical clinics that care for transgender youthAccording to the complaint, the six California families learned about Stanford’s subpoena only through public reports about similar demands sent to other hospitals. They were never notified that federal prosecutors sought records containing their children’s identities, diagnoses, treatment histories, and parental consent forms.The plaintiffs include parents of transgender children who received a range of care at Stanford, from counseling and psychological support to prescription medications. One family's child, according to the complaint, received only counseling and social support services, a detail the families argue demonstrates the breadt