Pharmacy Negligence Expert Witnesses

Pharmacy negligence expert witnesses and consultants listed here may be able to form expert opinions, draft expert witness reports, provide expert witness testimony at deposition and/or trial as or serve as consulting (non-testifying) experts on pharmacy negligence. The pharmacy negligence expert witness listings on this page are typically from fields/areas of expertise such as: Geriatric Psychiatry, Pharmacist, and Pharmacology- Clinical.

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Andrew M. Warther, PharmD

Pharmacy Standard of Care Expert

Andrew Warther Consulting, LLC

Phoenix, Arizona
Pharmacist - Pharmacy standard of care, Compounding, USP 795, Dispensing errors, Controlled substances DEA, Diversion prevention, Pharmacy negligence, Medical errors, Pharmacist in charge PIC, Board of Pharmacy matters, Pharmacy policies and procedures, Pharmacy operations, Quality assurance, USP 797, USP 800, Sterile, Non-Sterile, Veterinary
I am a PharmD and experienced pharmacy operations and compliance leader with extensive expertise in pharmacy regulatory requirements, pharmacy standard of care, medication-use systems, and quality programs. I provide expert witness services in matters involving pharmacy and pharmacist negligence/standard of care, medication errors, dispensing and verification processes, controlled substance compliance and diversion prevention, policies/procedures (SOPs), documentation and record-keeping, and Board of Pharmacy-related issues. My professional background includes senior leadership roles overseeing day-to-day pharmacy operations, staffing models, workflow design, training programs, and continuous improvement initiatives. I have led and supported internal audits, corrective and preventive actions (CAPA), root cause analysis, and the development/implementation of quality systems to reduce error risk and improve compliance. I am comfortable reviewing and opining on pharmacy practices, cor...
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Michael Magallanes

Pharmacy & Medication Safety Expert Witness

Sacramento, California
Pharmacology- Clinical, Geriatric Psychiatry - Forensics, Polypharmacy, Fall Risk Review, Toxicology, Drug Interaction Analysis, Medication Variance Analysis, Product Liability, Opioid Prescribing Standards, Pharmacy Negligence, Medication Error Analysis, Benzodiazepine Management, Chemotherapy Dosing, Adverse Drug Event Causation, Controlled Substance Prescribing, LTC
Clinical Pharmacist with 10+ years of experience across psychiatric, geriatric, oncology, ambulatory, and community pharmacy settings. Board-Certified Geriatric Pharmacist (BCGP) and Advanced Practice Pharmacist (APh) with demonstrated expertise in medication safety, polypharmacy evaluation, drug interactions, adverse drug event analysis, and high-risk medication management. SEAK-trained expert witness providing evidence-based analysis grounded in clinical standards, regulatory expectations, and professional best practices. CLINICAL EXPERIENCE Current position as Clinical Inpatient Pharmacist at Adventist Health (San Luis Obispo, CA) involves verifying and dispensing medication orders in compliance with Joint Commission and hospital regulatory standards, monitoring patient medication regimens for appropriate indication, dosing, route, interactions, and allergies, and collaborating with multidisciplinary teams on formulary compliance, procurement, and quality assurance. Prior to thi...