The River Source - 12 Steps Holistic Drug & Alcohol Treatment Center
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Dr. Walmer

Medical Director
Dr. Walmer Medical Director
Dr. Mark Walmer has a passion for treating people with chemical dependency. He has education and vast experience to address all types of chemical addictions. One of Dr. Walmer's goals is to have people live a life free of chemical dependency. Certifications: American Board of Internal Medicine, diplomate, Certificate No. 113415; American Board of Addiction Medicine (formally American Society of Addiction Medicine); American Society of Addiction Medicine, Certified Addictionologist, Certificate No. 005069; National Board of Medical Examiners, Diplomate, Certificate No. 299132 Training: St. Joseph’s Hospital and Medical Center, Phoenix, AZ., Medical Degree from Medical University of South Carolina, Charleston, SC. Specialty Areas: Internal Medicine; Addicationology. Other areas of expertise are: Preventive medicine, Hypertention, Hypercholoesterolemia, Diabetes mellitus Professional Associations: East Valley Internal Medicine, PC, President; Integra Physicians Network, President; Medical Director, Chemical Dependency Intensive Outpatient Program, St. Likes Behavioral Health Center; American Society of Addiction, Member; Former Medical Director (2000-2003), Chemical Dependency Program (Inpatient), St. Luke’s Hospital; Former Medical Director, Chemical Dependency Intensive Outpatient Program, Samaritan Behavioral Health Center; Former Medical Director(1991-1998), Chemical Dependency Intensive Outpatient Treatment Program, Charter Hospital of the East Valley and Charter Desert Vista. Licensure: Arizona Medical License No. 15974 DEA License

Testimonials Dwne erro

"When I first came to The River Source I was definitely not ready to end my addict lifestyle, but after doing this 30 day program River Source has changed my life completely. I love the staff and love this place. It got to the point to where I didn’t want to leave. I recommend doing this program, if you want to change your life.   Sincerely, Taylor B."
Taylor B. - June 2012
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Meet Our Staff

Jenny Cilwa
Jenny Cilwa
Executive Director - Casa Grande
Geffen Liberman
Counselor - Masters Level, LISAC
Dr. Andrea Palmer N.M.D.
Dr. Andrea Palmer
N.M.D.
Dr. Dave Arneson Naturopathic Medical Doctor
Dr. Dave Arneson
Naturopathic Medical Doctor
Liz Martin Vice President of Operations
Liz Martin
Vice President of Operations
Dr. Walmer Medical Director
Dr. Walmer
Medical Director