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Mariella LaRosa, a partner in Carmody Torrance Sandak & Hennessey’s Litigation Group, practices in the area of health care law, representing health care providers and institutions in both litigation and regulatory matters. Her work includes medical malpractice defense, risk management, state and federal licensing and regulatory issues, hospital-physician relationships, contract negotiations, corporate compliance, fraud and abuse, Medicare/Medicaid reimbursement, privacy/HIPAA law, and health information technology.  Mariella routinely lectures to health care providers and administrators on various medical-legal topics.


  • Successfully represented health care facilities and individual providers in professional negligence claims in state court and before administrative agencies
  • Member of trial team that successfully defended psychiatrist in major medical malpractice case involving claim of wrongful death of a 17 year old
  • Successfully represented major home health agency in state licensing and reimbursement investigation and audit
  • Successfully represented group of nurse midwives in contract negotiations with large hospital system
  • Led team of legal and medical professionals in complete review and update of credentialing/privileging procedures and processes at large community hospital
  • Provided legal advice and drafting of numerous agreements and forms in relation to a large community hospital’s transition to fully electronic health records

Before Carmody

Before practicing law, Mariella practiced acute care medicine as a Physician Associate at St. Francis Hospital in Hartford, Connecticut. She practiced cardiology as part of a 12-member group of Physician Associates and in collaboration with attending physicians. She served as the assistant supervisor for the group of Physician Associates and her responsibilities included conducting peer review, drafting policies, and supervising Physician Associate students participating in cardiology rotations at the hospital. Prior to joining the staff at St. Francis Hospital, Mariella practiced internal medicine and geriatrics at the West Haven VA Medical Center.


  • Selected as Benchmark Litigation Future Star in BENCHMARK Litigation, GUIDE TO AMERICA’S LEADING BUSINESS LITIGATION FIRMS AND ATTORNEYS, 2008, 2013-2015, 2019
  • Vice-President, Board of Directors, Family Services of Greater Waterbury, 2006-present
  • Judicial Clerkship, Connecticut Appellate Court, Honorable Paul M. Foti, 1994 and 1995
  • American Jurisprudence Award for Torts, 1992
  • American Jurisprudence Award for Criminal Procedure, 1992
  • Honors for thesis entitled “Prosthetic Valve Endocarditis,” research/thesis selected for presentation to Yale University School of Medicine faculty
  • Phi Beta Kappa, 1984
  • Dean’s List, 1980-1984


  • American Bar Association, Litigation Section and Health Law Forum
  • Connecticut Bar Association, Litigation, Business and Health Law Sections
  • Waterbury Bar Association
  • Connecticut Health Lawyers Association
  • American Health Lawyers Association
  • Connecticut Society for Healthcare Risk Management
  • Board Certified Physician Associate by the National Commission on Certification of Physician Assistants, October, 1987
  • Connecticut Academy of Physician Assistants
  • American Academy of Physician Assistants


  • Board of Directors, Family Services of Greater Waterbury
  • Greater Valley Chamber of Commerce, Health Care Council
  • Associate, Cushing/Whitney Medical Library, Yale University

Events & Speaking Engagements

Pro Bono Trials: Tips & Pointers from the Bench & Bar - Second Edition

8:00am United States District Court for the District of Connecticut

CBA Environmental Section’s 2nd Annual “Evening of Connecticut Environmental Leadership”

6:00pm Yale Peabody Museum