Dr. Ari C. Greis, The Use of Cannabis for the Treatment of Chronic Orthopedic Pain

November 2022

Dr. Ari Greis is a board-certified physician who specializes in the non-operative treatment of spinal and musculoskeletal disorders. He is the director of the Medical Cannabis Department at Rothman Orthopedic Institute. He is interested in the treatment of chronic pain with cannabis as an alternative to opioids. Dr. Greis is a Clinical Assistant Professor of Rehabilitation Medicine at Thomas Jefferson University who has published numerous research articles, textbook chapters, and continues to teach and lecture to residents and medical students. Dr. Greis served as the chief resident at the University of Washington in Seattle and is fellowship trained in sports and spine rehabilitation. He performs fluoroscopic guided spine injections, ultrasound guided peripheral joint injections, trigger point injections, and electrodiagnostic testing.

Previous Webinars

Marguerite Bolt, MS

Sep 17, 2025 11:00 AM MST

Bugs on Buds Pest Management in Cannabis

Marguerite Bolt is the Hemp Extension Specialist in the Department of Agronomy. Marguerite received her M.S. in Entomology from Purdue University, and her B.S. in Entomology from Michigan State University. She has aided in the development of pest management resources for hemp growers in […]

Read More »

Mark T. Hamann, PhD.

September 11, 2025 01:00 PM MST

Potential Application of the Cannabinoids as Antivirals

Dr. Mark T. Hamann is the Charles and Carol Cooper/SmartState Endowed Chair of Drug Discovery at the Medical University of South Carolina (MUSC), serving in the Colleges of Pharmacy and Medicine. He holds affiliate appointments with the University of Maryland’s Institute of Marine and […]

Read More »

Todd P. Michael, Ph.D.

20 August 2025, 11 AM MST

The Cannabis pangenome

Todd Michael, Ph.D. is a Research Professor at the Salk Institute for Biological Studies, an Adjunct Professor at the University of California, San Diego (UCSD), and Chief Science Officer at the San Diego Botanic Garden (SDBG). His research group focuses on leveraging advanced sequencing technologies and informatics to […]

Read More »

Kent E. Vrana, PhD, FAAAS, FASPET

14 August, 2025 1 PM MST

Minor Cannabinoids for Pain and Emerging Concerns with Unregulated Cannabinoids

https://youtu.be/bdRiQXXwOzQ

Dr. Kent Vrana is the Elliot S. Vesell Professor of Pharmacology (Chair Emeritus) in the Department of Molecular and Precision Medicine at the Penn State College of Medicine. He has a BS from the University of Iowa and a PhD from […]

Read More »

Rachel Tomko, PhD.

10 July, 2025, 1 PM MST 

Understanding Young Adults’ Cannabis Use and Craving in Naturalistic Settings: Insights from Ecological Momentary Assessment 

Dr. Rachel Tomko is an Associate Professor in the Addiction Sciences Division at MUSC’s Department of Psychiatry and Behavioral Sciences and a licensed clinical psychologist. Her research focuses on how individual and sex-related factors influence cannabis […]

Read More »

Cynthia Ocamb, PhD.

July 16, 2025, 11 AM MST

Cynthia Ocamb is a professor in the Department of Botany and Plant Pathology at Oregon State University, based in Corvallis, OR. Ocamb provides statewide leadership in the diagnosis and management of diseases of field and vegetable crops as an Extension specialist in plant pathology. She is a co-editor of the […]

Read More »