Critical Care
Cynthia Cross, MSN, RN, CCRN, CNSc
Nursing Practice Expert - All Inpatient Specialties
Franklinton, North Carolina★ 6.2
StrokeBrain InjurySpine Surgery+7
Browse our verified directory of expert witnesses spanning medicine, engineering, finance, and dozens of specialized fields.
Showing 91–98 of 98 experts
Clear filtersNursing Practice Expert - All Inpatient Specialties
Neuroscience Clinical Nurse Specialist with certification in Adult Critical Care practicing in a large health care system. Current practice includes providing direct patient care and being a neurologic expert for nursing staff and liaison for the medical team members. Ensure evidence based practice for neuroscience population and nursing practice within scope of licensure. Investigate patient safety risk with implementation of quality improvement as needed. Extensive experience with Stroke, Spine Surgery, Brain Surgery, Critical Care, Medical-Surgical & Ambulatory Care populations. Clinical focus and experience incorporating and ensuring standards of care, evidence based practice, scope of practice, quality improvement, electronic medical record documentation, patient safety, policy and guideline implementation, and expectations of interprofessional clinical practice. Experience as legal nursing expert for over 6 years.
Emergency Medicine Physician
Sheffey N Massey, DO FACEP is an Emergency Medicine expert specializing in emergency medical services and trauma care litigation. With a career spanning urban and rural emergency settings, he brings a comprehensive understanding of diverse emergency medical protocols and standards to his litigation work. His work centers on investigating emergency response effectiveness, assessing adherence to medical protocols, and evaluating whether deviations in care contributed to patient outcomes. Mr. Massey has been retained in numerous expert witness and consulting engagements across Minnesota and Wisconsin, involving cases related to trauma, sepsis, and pediatric emergencies. His DO degree from the University of Des Moines, along with his Board Certification in Emergency Medicine, reinforce his ability to deliver objective, defensible analyses. He is regularly engaged by both plaintiff and defense counsel to provide clear, independent determinations of standard of care in disputes involving emergency medical services and critical care scenarios.
Medical Billing Expert
David Martinez is a medical billing expert specializing in managed care and insurance-related litigation. With a career spanning medical billing, insurance compliance, and healthcare auditing, he brings a comprehensive framework to litigation work involving complex billing disputes. His work centers on investigating billing discrepancies, assessing compliance with healthcare regulations, and evaluating whether industry standards have been met. Mr. Martinez has been retained in numerous expert witness and consulting engagements across California and Texas, involving cases related to managed care organizations, hospital billing practices, and insurance audits. His affiliations with the San Bernardino County Medical Society and the California Chiropractic Association reinforce his ability to deliver objective, defensible analyses. He is regularly engaged by both plaintiff and defense counsel to provide clear, independent determinations of compliance and responsibility in disputes involving medical billing and insurance practices.
Economic damages expert witness
Antonio Avalos, PhD is an economic damages expert specializing in personal injury, wrongful death, and wrongful termination litigation. With a career encompassing forensic economic analysis and valuation, he brings a nuanced understanding of economic loss quantification to his litigation work. His work centers on investigating loss of earnings, assessing life care plan valuations, and evaluating whether economic losses align with industry standards. Mr. Avalos has been retained in numerous expert witness and consulting engagements across various jurisdictions, involving personal injury, wrongful death, and discrimination cases. His Ph.D. in Economics from Oklahoma State University, along with his affiliations with the National Association of Forensic Economics and the American Academy of Economic and Financial Experts, reinforce his ability to deliver objective, defensible analyses. He is regularly engaged by both plaintiff and defense counsel to provide clear, independent determinations of economic damages in disputes involving loss of earning capacity and tax neutralization.
PhD Biostatistician & FDA Clinical Trial Expert
Lei Li, PhD is a biostatistics expert specializing in FDA clinical trial processes and statistical methodologies. With a career encompassing pharmaceutical statistics, regulatory submissions, and advanced statistical designs, he brings a robust analytical framework to litigation work. His work centers on investigating statistical validity, assessing regulatory compliance, and evaluating whether clinical trial designs meet industry standards. Mr. Li has been retained in numerous expert witness and consulting engagements across the United States, involving pharmaceutical and medical device cases. His PhD in Statistics from George Mason University, along with his Master in Statistics and dual Bachelor's degrees in Math and Finance from Shandong University, reinforce his ability to deliver objective, defensible analyses. He is regularly engaged by both plaintiff and defense counsel to provide clear, independent determinations of causation in disputes involving clinical trial methodologies and statistical evidence.
Expert Witness
Over 20 years experience providing consultation and expert witness testimony in cases involving topics including alcohol, marijuana, carbon monoxide, adverse drug effects, drug tests, and urine drug screens. Extensive teaching experience with the Toxikon Consortium Medical Toxicology Fellowship Program in Chicago.
Expert Witness
Steven W Opolski, MS is a Medical Devices and Engineering expert specializing in litigation involving medical device failures and engineering assessments. With a career spanning medical device design, finite element analysis, and surgical instrument engineering, he brings a technical and analytical framework to litigation work. His work centers on investigating device failures, assessing engineering design integrity, and evaluating whether industry standards were met. Mr. Opolski has been retained in numerous expert witness and consulting engagements across various jurisdictions, involving cases related to stents, septal occluders, and surgical instruments. His MS in Mechanical Engineering from Rutgers University, along with his BS in Mechanical Engineering from Worcester Polytechnic Institute, reinforce his ability to deliver objective, defensible analyses. He is regularly engaged by both plaintiff and defense counsel to provide clear, independent determinations of causation in disputes involving medical devices and engineering failures.
MD, JD, MBA
20+ years of experience in emergency medicine and recent law school graduate.
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