Diane Signoracci has practiced in the areas of hospital and health care provider reimbursement, regulation and compliance for over 35 years. Diane's clients include hospitals, hospital systems and hospital-affiliated physician practices, home health agencies, medical equipment suppliers, independent diagnostic testing facilities and hospices. Her practice encompasses Medicare and Medicaid billing compliance, government and commercial payer-billing investigations and audits, provider reimbursement appeals, EMTALA compliance and defense, managed care contracting, hospital-physician contracting, response to OIG and DOJ subpoenas and Civil Investigative Demands, litigation involving health care fraud and qui tam defense, hospital-vendor contracting and hospital-payer contracting, and dispute resolution of hospital-vendor and hospital-payer disputes.

Diane is a frequent speaker on health related topics, including current Individual Accountability for Corporate Wrongdoing, hospital charges and discounts, health care provider's obligation to report and refund overpayments, self-disclosure options for health care providers, and Medicare and Medicaid managed care contracting.

Additionally, Diane served as law clerk to the Hon. John D. Holschuh of the U.S. District Court, Southern District of Ohio from 1981–1982.

Professional & Community Activities
  • Member, Healthcare Financial Management Association
  • Member, Society of Ohio Hospital Attorneys
  • Member, American Health Lawyers Association
Presentations & Published Works
  • Speaker, "Provider Self-Disclosure Options: Reducing the Risk of Overpayments," Ohio Hospital Association Annual Meeting, June 2017
  • Speaker, "The Yates Memo: Individual Accountability Under the False Claims Act," University Hospitals Health System, May 2017
  • Speaker, "The Obligation to Report and Refund Overpayments," Ohio Hospital Association Annual Meeting, June 2016
  • Speaker, "Hospital Pricing – Emerging Compliance Issues," Ohio Hospital Association Annual Meeting, June 2015
  • Speaker, "Avoiding the Latent Hazards of Poorly Negotiated Hospital Contracts: What Every Hospital Should Know Before Signing on the Dotted Line," Ohio Hospital Association Annual Meeting, June 2015
  • Speaker, "Inpatient or Observation? Practical Advice for Hospitals on Compliance with CMS’ 'Two Midnight' Benchmark," AHLA Annual Meeting, June 30, 2014
  • Speaker, "Medicare Inpatient Admission Standards: Two Midnight and Physician Certification Rules," HFMA Southwest Chapter, May 15, 2014
  • Speaker, "The Obligation to Report and Refund Over Payments," OHA Annual Meeting, June 11, 2013
Bar Admissions & Activities
  • Admitted, State of Ohio, 1981
  • Admitted, U.S. Supreme Court, 1994
  • Admitted, U.S. Court of Appeals for the Sixth Circuit
  • Admitted, U.S. District Court, Southern District of Ohio, Eastern Division, 1992
  • Admitted, U.S. Court of Appeals, District of Columbia, 1994
  • Admitted, U.S. District Court, District of Columbia, 1993
  • Admitted, District of Columbia Court of Appeals, 1991
  • Member, Ohio State Bar Association
  • Member, District of Columbia Bar Association
Awards & Recognition
  • Listed, Best Lawyers in America (Health Care Law), 1999–2019
  • Recognized, ChambersUSA, Health Care with a Band 3 ranking, 2013–2018
  • Listed, Ohio Super Lawyers (Health Care), 2004–2016
  • Listed, Top 25 Women Columbus, Ohio Super Lawyers, 2010, 2013–2014
  • Columbus Lawyer of the Year, Best Lawyers in America (Health Care Law), 2013
  • The Ohio State University Moritz College of Law (J.D.) 1981; Member, Order of the Coif; Member, editorial staff, The Ohio State Law Journal
  • Franklin University (B.S.) 1978
Insights & Resources
In The Headlines

Beyond Bricker
Active Lay Minister
Active Lay Minister

Diane is active in lay ministry for St. Michael's Catholic Church, where she serves as a parish finance committee member, choir member, lector/cantor, Eucharistic minister for the homebound and treasurer of the altar society.