Dr Jeffrey Hergenrather
The Artform and Science of Cannabis Delivery & Dosage

Dr Jeffrey Hergenrather, MD is a general practitioner specializing in cannabis / cannabinoid medicine since 1999. 

His medical experience includes 26 years in emergency medicine and private general practice that includes the use of cannabis since 1977. He continues in an active consultation practice in northern California with face-to-face, telephone, and on-line consultations for the use of cannabis as medicine.