Skip to main content

Kate Stewart

Of Counsel

[email protected]

+1.617.348.4868

Follow:
Share:

As former in-house counsel at an academic and community hospital system, Kate provides solutions on a broad range of legal issues affecting health care clients including digital health and privacy regulations, clinical trial compliance, and transactions for for-profit and non-profit clients.

Kate draws on her in-house experience to provide holistic counsel to hospitals, physician groups, clinical laboratories, retail health clinics, pharmacies, and payors, as well as new market entrants and start-ups in the digital health space.

Kate has a depth of experience with regard to clinical and bench research, including contractual matters, FDA regulations and NIH rules, as well as the complex issues at the intersection of transformative models for conducting clinical trials.   

Related to privacy compliance, Kate advises clients on implementing and updating HIPAA policies, crafting compliant solutions to data sharing, and responding to potential breaches under HIPAA and state data breach rules.

Kate additionally has extensive experience with physician contracting and licensing and scope of practice issues. Her practice also encompasses representing providers, payors, and investors in mergers and acquisitions and joint ventures. She additionally counsels nonprofit health organizations on entity formation, governance, and tax-exemption issues.

Prior to rejoining Mintz, Kate served as associate general counsel of Beth Israel Lahey Health, where she focused on clinical, bench, and translational research at a major academic medical center, as well as advising community hospitals on regulatory compliance, physician matters, and transactions. She began her career in private practice at Mintz, first as Summer Associate, and then as an Associate in the Health Law Practice. Directly after graduating from law school, Kate was a law fellow at the O’Neill Institute for National and Global Health Law at Georgetown University, where she focused on international health governance, pre-exposure prophylaxis for HIV/AIDS, and food and drug safety issues.

Experience

  • Provided state and federal health care regulatory advice to telehealth pioneer Amwell.
  • Served a secondment to a behavioral health administrator, providing guidance on HIPAA compliance and other matters.
  • Counseled providers and telehealth companies regarding multi-state telemedicine practice, including prescribing through telemedicine, corporate practice of medicine, reimbursement and licensing issues. 
  • Drafted and negotiated clinical trial agreements for a pre-clinical pharmaceutical company.
  • Counseled private equity sponsors on health care acquisitions, including fraud and abuse issues, licensure, change of ownership, and privacy matters. 
  • Provided state and federal health care regulatory advice to American Well, a pioneer in telehealth technology.
Read less

viewpoints

Our colleagues at ML Strategies have provided their Health Care Weekly Preview for the week of July 24, 2017. This week's preview focuses on the Better Care Reconciliation Act and Senate parliamentary rules. 
Read more
Our colleagues at ML Strategies have provided a Health Care Weekly Preview. This week's preview describes the ongoing wrangling in the Senate over health care reform as well as highlighting the upcoming need to address FDA User Fees and the health care minibus.
Read more
Last week, in a case being watched locally and nationally, the Massachusetts Supreme Judicial Court ("SJC") ruled that local government approval is not required for the operation of a private needle exchange program and that the Town of Barnstable cannot bar such a program from operating.
Read more
As we gear up for a busy week in Washington, D.C., our colleagues at ML Strategies have provided a Health Care Weekly Preview. This week's preview describes upcoming hearing on safety net health programs and prescription drug costs along with the progress of the American Health Care Act.
Read more
In addition to yesterday's post on the June session of Congress, our colleagues at ML Strategies have provided another weekly preview of Congressional activity for the week of June 5, 2017. The preview includes the upcoming schedule of the House and Senate, along with the looming issues of the American Health Care Act, the health care minibus, and tax reform.
Read more
It was a busy April for the Office for Civil Rights (“OCR”) (see our prior post on a settlement from earlier in April). On April 20, OCR announced a Resolution Agreement with Center for Children’s Digestive Health, S.C. (“CCDH”) related to CCDH’s failure to enter into a business associate agreement with a paper medical records storage vendor. 
Read more
Regular readers of our blog know that we’ve been following developments related to biosimilar products for some time (see our past coverage here).  On April 26, 2017, the U.S. Supreme Court heard oral argument in its first case involving the Biologics Price Competition and Innovation Act (“BPCIA”), Amgen v. Sandoz. 
Read more
Today, our colleagues at ML Strategies provided another installment of their Health Care Weekly Preview. The preview highlights upcoming activity in the House and Senate and other hot topics on the Hill.
Read more
Earlier this week, the Mintz Levin privacy team  updated the “Mintz Matrix,” a summary of the U.S. state data breach notification laws, with updates from New Mexico, Tennessee, and Virginia.  As the privacy team reports, with New Mexico enacting a data breach notification law, only Alabama and South Dakota remain the only states without data breach notification laws.
Read more
While your business may indeed be a "victim" when hit by a phishing attack, your enterprise can also be responsible for violations of law associated with the incident. Earlier this week, the HHS Office for Civil Rights (“OCR”) announced a $400,000 settlement with Metro Community Provider Network (“MCPN”) related to a 2012 HIPAA breach caused by a phishing scam.
Read more
Read less

News & Press

Press Release Thumbnail Mintz

187 Mintz attorneys have been recognized by Best Lawyers® in the 2025 edition of The Best Lawyers in America©. Notably, three Mintz attorneys received 2025 “Lawyer of the Year” awards, and 64 firm attorneys were included in the 2025 edition of Best Lawyers: Ones to Watch.

Press Release Thumbnail Mintz

Mintz is pleased to announce that 120 firm attorneys have been recognized as leaders by Best Lawyers® in the 2024 edition of The Best Lawyers in America©.

Press Release Thumbnail Mintz

The deal will take public ProKidney, a leading clinical-stage cellular therapeutics company focused on chronic kidney disease, and is expected to provide up to $825 million in gross cash proceeds.

News Thumbnail Mintz
Mintz Of Counsel Kate Stewart was quoted in an edition of HCPro’s “Briefings on HIPAA” regarding policy and procedure considerations for HIPAA compliance officers with the Office of the National Coordinator for Health Information Technology (ONC)’s 21st Century Cures Act: Interoperability, Information Blocking, and the ONC Health IT Certification Program in effect.
News Thumbnail Mintz
Mintz Of Counsel Kate Stewart was quoted in an article published by SC Magazine on an increase in private party litigation after outages, ransomware, and data breaches in health care. Ms. Stewart commented on the emerging trend and shared policy and procedure considerations for providers to help defend against these potential lawsuits.
Press Release Thumbnail Mintz
Mintz is advising a consortium of investors led by TPG Capital and Welsh, Carson, Anderson & Stowe in their acquisition of Curo Health Services, one of the nation’s leading hospice providers. The definitive agreement was announced on April 23, 2018. The deal is valued at approximately $1.4 billion.
Read less

podcasts

Health Law Diagnosed – Understanding the New Massachusetts Health Care Market Review Law

March 11, 2025 | Podcast | By Bridgette Keller, Deborah Daccord, Kate Stewart, Cassandra Paolillo

Host Bridgette Keller discusses the new Massachusetts Health Care Market Review Law and what this means for health care providers, investors, and other key stakeholders. She is joined by Member Deb Daccord, Of Counsel Cassie Paolillo, and Of Counsel Kate Stewart, who share their insights on the law’s far-reaching implications.

Read more

Mintz Health Law: What We Are Grateful For

January 11, 2023 | Podcast | By Bridgette Keller

Bridgette Keller speaks with the Mintz Health Law team about what they are grateful for as they look back on a year of client service, mentorship, and working together as a team.

Read more

Health Law Diagnosed — Transactions Part 2: The Role of Health Regulatory Diligence and How to Prepare for a Sell-Side Transaction

March 24, 2022 | Podcast | By Tara E. Dwyer, Xavier Hardy, Bridgette Keller, Lauren Moldawer, Cassandra Paolillo, Kate Stewart

Health regulatory diligence has the ability to make or break a deal. Listen to hear about our team’s firsthand experience in the importance of conducting health regulatory diligence and best practices in preparing for a sell-side transaction.

Read more
Read less

Events & Speaking

Speaker
May
9
2024

HIPAA Update for 2024

Organized by HCCA (Health Care Compliance Association)

Webinar

Speaker
Apr
4
2023

Tracking Technologies in Health Care

Women Business Leaders of the U.S. Health Care Industry Foundation

Online Event

Webinar Reference Image
Speaker
Jan
30
2023

Is Your Organization Prepared for Today’s Clinical Research?

Academic Medical Centers and Teaching Hospitals Law Institute 2023

Renaissance Orlando at SeaWorld

Conference Reference Image
Speaker
May
25
2022

The Evolving Health Care Privacy Landscape

Women Business Leaders of the U.S. Health Care Industry Foundation (WBL) Event

Online Event

Webinar Reference Image
Speaker
Speaker
Read less

Recognition & Awards

  • Best Lawyers in America: Ones to Watch - Health Care Law (2024, 2025)

  • Recognized by The Legal 500 United States for Healthcare: Service Providers (2024)

Read less

Involvement

  • Co-Editor, Chapter Newsletter/Blog, Massachusetts-Rhode Island Chapter, Healthcare Financial Managers Association (2014–present)
  • Former Board Member, Massachusetts-Rhode Island Chapter, Healthcare Financial Managers Association (2016–2020)
  • Member, American Health Lawyer Associate
  • Member, American Bar Association
  • Member, American Telehealth Association
Read less