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Expert Witness

Dr. Lowenthal is an experienced expert witness who provides expert testimony to support complex medical-legal matters related to eating disorders and co-occurring conditions. She has testified in both state and federal court, and has experience with litigation related to residential treatment program negligence, hospital negligence, malpractice, health insurance/breach of contract, product liability, and civil rights.

Please contact Dr. Lowenthal directly to inquire about her expert witness practice: 415-971-7824 or drsarah@sarahlowenthalmd.com.

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At a Glance

Dr. Sarah Lowenthal

  • Board Certified Family Physician
  • Voted Top Doctor 2026
  • Expertise and Compassion
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