Addiction Medicine & Impaired Physician Expert

Specialties & Experience of this Expert Witness

Additional Information

David A. Granovetter, MD, FASAM is a board-certified Addiction Medicine physician who provides independent expert witness services and medico-legal consultation in matters involving addiction medicine, substance use disorders, physician impairment, and fitness-for-duty determinations. Dr. Granovetter has over 20 years of experience in Addiction Medicine, including extensive work in physician health, impairment assessment, and physician well-being leadership. His professional background includes clinical addiction medicine practice as well as long-standing leadership roles focused on the evaluation and management of impairment in safety-sensitive professionals, particularly physicians. He is a Fellow of the American Society of Addiction Medicine (FASAM) and a Diplomate of the American Board of Addiction Medicine. He is also a Certified Medical Review Officer (MRO). Dr. Granovetter has significant experience applying accepted medical standards to questions of diagnosis, functional impairment, relapse risk, and fitness to practice. As an expert witness, Dr. Granovetter provides objective, evidence-based opinions in both plaintiff and defense matters. His expert work focuses on: -Standard of care in Addiction Medicine -Diagnosis and management of substance use disorders -Medication-assisted treatment (MAT) practices -Assessment of relapse risk and functional impairment -Impaired physician and impaired practitioner cases -Fitness-for-duty and return-to-work determinations -Medical board, licensing, credentialing, and employment-related disputes Dr. Granovetter is available to provide comprehensive medical record review, written expert reports, medico-legal consultation with counsel, and deposition or trial testimony, as appropriate to the needs of a given matter. He serves exclusively in an independent, non-treating role and does not provide clinical care to individuals for whom he acts as an expert witness or evaluator. His opinions are not advocacy-driven and are based on careful review of available records, accepted medical and professional standards, and the specific referral questions presented. Dr. Granovetter’s approach emphasizes diagnostic clarity, functional assessment, and patient and public safety, with particular attention to the unique responsibilities and risks associated with safety-sensitive professional roles. Criminal matters and cases involving sexual boundary issues are considered selectively. He is licensed in California and is available for expert witness engagements nationwide.