People

Kate McDonald

Partner

Washington, DC

Areas of focus

Advises health insurers, HMOs, provider organizations, and private equity funds on complex regulatory matters and healthcare M&A  

Counsels clients on Medicare Advantage, Medicare Part D, and Medicaid managed care programs  

Helps innovative companies navigate state risk-bearing regulations and structure transactions involving federal and state healthcare programs  

Advises healthcare companies on District of Columbia certificate of need (CON) laws, including CON approvals for new services, ownership changes, and facility closures

Kate McDonald provides strategic advice to healthcare organizations, investors, and innovators navigating the regulatory and contractual frameworks that govern how healthcare is financed, reimbursed, and delivered in the United States. She helps clients achieve business objectives, launch new products and services, evaluate acquisitions, and structure strategic relationships while navigating complex federal and state healthcare requirements. 

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“Kate is phenomenal. She has a robust understanding of various legal areas across healthcare and is particularly deep on healthcare regulatory context. She is a critical thinker able to navigate different approaches to meet commercial needs.”

Chambers USA

Ranked in

Ranked in

Chambers USA

Recognized in

Recognized in

The Best Lawyers in America, Healthcare Law

Ranked in

Ranked in

Legal 500 US, Next Generation Partner, Healthcare: Health Insurers

Results
  • Represented CVS Health Corp. in connection with its approximately $70 billion acquisition of Aetna Inc., leading a multidisciplinary team of McDermott lawyers advising on health regulatory, tax, real estate, intellectual property, IT, and other matters 
  • Led a multidisciplinary regulatory due diligence team in connection with a $400 million acquisition of an independent medical group 
  • Served as lead health regulatory counsel to InnovAge (Nasdaq: INNV) in connection with its initial public offering 

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Recognitions
  • Chambers USA, 2026 
  • The Best Lawyers in America, Healthcare Law, 2023-2026 
  • Legal 500 US, Next Generation Partner, Healthcare: Health Insurers, 2024-2025 
  • Washingtonian, Top Lawyers, Healthcare, 2024 
  • Law360, Rising Star in Healthcare, 2023 

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Capabilities and industries
Regional markets
Community
  • National Women’s Law Center, Leadership Advisory Committee, member 
  • DC Bar, Health Law Section, member 
Credentials
Education
  • Georgetown University Law Center, JD, cum laude
  • University of North Carolina at Chapel Hill, BA, with highest honors
Admissions
  • District of Columbia
Languages
  • English