Kathy O'Brien, Health Care Attorney in the United States
focused on Health Care and Securities
Dedicated health care attorney.
Practices in
Are you Kathy O'Brien?
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Quick answer
Kathy O'Brien is an attorney based in Toronto, ONTARIO. The practice focuses on Health Care and Securities.
- Based in
- Toronto, ONTARIO
- Experience
- attorney
- Known for
- Health Care · Securities
- Handles Health Care and Securities matters from Toronto, ONTARIO.
- Recognized with Best Lawyers in America — Health Care Law (2026).
About Kathy O'Brien: Kathy O'Brien is an attorney based in Toronto, ONTARIO. The practice focuses on Health Care and Securities.
Areas of practice
Kathy's practice areas in the U.S.
Kathy concentrates on health care and securities. Each area below outlines the kind of case Kathy handles, typical outcomes to expect, and how the intake process starts.
Health Care cases nationwide
Kathy takes health care matters nationwide. Typical engagements include intake calls to scope the issue, review of any records or filings you already have, and a written strategy memo before Kathy agrees to represent you.
Securities cases nationwide
Kathy takes securities matters nationwide. Typical engagements include intake calls to scope the issue, review of any records or filings you already have, and a written strategy memo before Kathy agrees to represent you.
Biography
Kathy O'Brien, health care attorney serving the U.S.
Kathy O'Brien is an attorney based in Toronto, ONTARIO. The practice focuses on Health Care and Securities. Kathy works from the U.S. and takes on health care matters across the region.
Kathy’s practice is focused on corporate and commercial matters. She regularly speaks to boards of not-for-profit and charitable corporations to advise them of their governance and charitable law responsibilities, including providing advice on hospital, foundation and association by-laws. Kathy works with healthcare organizations and foundations to establish appropriate governance structures and policies to facilitate and maintain healthy, cooperative relationships.
Kathy has worked with Ontario health service providers for over 20 years, facilitating restructurings and realignments within the healthcare sector, and implementing integrations of all kinds. This includes: Ontario health teams, amalgamations, mergers, management services arrangements, alliances and networks. She has helped establish several shared services organizations in Ontario (procurement, lab and IT services), as well as alliances that provide information technology services, electronic health record systems, PACS services and diagnostic imaging repositories on a regional basis. These arrangements pay significant dividends (i.e., efficiencies, saved resources) to participants.
Prior to joining INQ Law, Kathy was a partner and Co-chair of the National Health Law Group at Osler, Hoskin & Harcourt LLP. She has worked in the private practice since 1994, focusing specifically on the health and charitable/non-profit sector since 1999.
Recent Experience:
- Helped establish several procurement and strategic sourcing shared service organizations (SSOs) across Ontario
- Advised on recent mergers of Ontario hospitals and healthcare organizations in Kingston, Ottawa and Toronto
- Assisted a national charity to update its governance structure to a skills-based and representative stakeholder model
- Advised on best practices in relationships between operating charities and their parallel fundraising foundations
Insights & Recognition
- Best Lawyers in Canada: Recognized by her peers in Health Care Law (2008-2022)
Affiliations:
- Ontario Bar Association (Member)
- Board of Directors & Governance Committee of Canada’s Ballet Jörgen (Member)
Kathy's approach to health care cases
Kathy’s practice is focused on corporate and commercial matters. She regularly speaks to boards of not-for-profit and charitable corporations to advise them of their governance and charitable law responsibilities, including providing advice on hospital, foundation and association by-laws. Kathy works with healthcare organizations and foundations to establish appropriate governance structures and…
Clients Kathy works with
Kathy reviews new inquiries case-by-case for health care and securities matters in the United States.
Recognition
Kathy's legal honors and published work
Kathy has received 2 formal recognitions from bar associations, industry bodies, and peer-review services.
Best Lawyers in America — Health Care Law
2026
Best Lawyers in America — Privacy and Data Security Law
2026
Legal awards and honors
Best Lawyers in America — Health Care Law (2026). Best Lawyers in America — Privacy and Data Security Law (2026).
Locations
Kathy O'Brien's office in Toronto
Kathy's primary office is at 98 Avenue Road, Suite 200, Toronto, Ontario. In-person meetings are by appointment; a phone intake usually comes first.
Client feedback
Client reviews of Kathy O'Brien
Kathy has not yet collected verified client reviews on LawyersListed. Reviews here are all from confirmed clients; anonymous ratings are moderated out.
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Schedule your consultationHiring guide
How to hire Kathy O'Brien — what to expect in your first consultation
Working with a new health care attorney should feel structured. Here's how the first two conversations with Kathy usually go, from the moment you request a consult to the day representation begins.
Consultation formats and pricing
Kathy charges for the initial consult. That fee is credited toward representation if you retain Kathy's office.
What to bring to your first meeting
Bring any documents you already have — police reports, medical records, filed pleadings, correspondence from an insurer, a copy of the contract at issue. If you're not sure, err on the side of bringing everything; Kathy will tell you what matters and what doesn't.
Questions to ask a health care attorney in your state
A short list to run through before you commit: How many health care matters have you handled in the last year? What's your fee structure? Who else in the office will work on this? What's your realistic estimate of timeline and range of outcomes? How do I reach you between meetings?
Fees & payment
Fees, payment methods, and consultation options for Kathy
Kathy discusses fees during intake so the arrangement fits the matter. Contingency, hourly, and flat-fee options are all common in health care practice — ask which fits.
Hourly rates, contingency fees, and flat-fee options
Every health care matter is priced differently. Simple document review might be a flat fee. Injury litigation is often contingency. Complex commercial disputes usually run hourly with a retainer. Kathy confirms the model in the engagement letter before any work starts.
Payment methods and payment plans
Kathy's office accepts standard payment methods. Ask about payment plans if the retainer is a stretch — many health care practices work with clients on structured schedules.
Frequently asked
Frequently asked questions about Kathy O'Brien
How much does it cost to hire Kathy for a health care case?
Cost depends on the type of matter, the fee model (contingency, flat, hourly), and how contested the case becomes. Kathy walks through the likely range during the consult so there are no surprises.
Does Kathy offer a free consultation?
Kathy charges for the initial consult; that fee is credited toward representation if you retain Kathy's office. Some health care attorneys offer free consults — check Kathy's current terms during booking.
How long do health care cases in this state typically take?
Simple health care matters can wrap in a few weeks; disputed cases can run 6–18 months from intake to resolution, longer if the matter goes to trial. Kathy gives a realistic estimate for your facts at the consult — vague answers here are a red flag.
Can Kathy take my case if I'm outside the area?
Kathy evaluates matters case by case. If the venue is outside Kathy's regular jurisdictions, the intake call will confirm whether direct representation or a referral makes more sense.
What should I bring to my first meeting with Kathy?
Bring every document that touches the dispute: contracts, correspondence, police or medical reports, filed pleadings, invoices, photographs, insurance letters. Also bring a written timeline of what happened, in your own words. Kathy will filter what matters — over-preparing at intake is always cheaper than needing a second meeting.
Is Kathy accepting new health care clients right now?
Kathy's intake status shifts week to week. Submit the form; the office will confirm availability or refer the matter out.