Chester, Illinois Drug Rehab Centers

Dr. Holtsford holds an MD from the University of Illinois-Chicago, where he also completed a residency in emergency and internal medicine (EM/IM). In addition to his EM/IM board certification, he has been board certified in addiction medicine since 2019. As Medical Director at RCA, Dr. Holtsford oversees the medical care of patients, including withdrawal management, chronic medical conditions and any other medical issues that arise during their stay at RCA. Dr. Holtsford’s interest in addiction treatment and advocacy comes from his time as an ER physician, witnessing the ravages of drugs and alcohol on people in the community. Since obtaining board certification in addiction medicine, he also trains other providers, advocates for better care of OUD patients in the ER and works toward getting care to patients in the criminal justice system. Prior to RCA, Dr. Holtsford was a full-time ER Physician. He continues to hold positions as a part-time ER physician at Northwestern Delnor Hospital in Geneva; the Medical Director of Lighthouse Recovery, an outpatient SUD clinic in St. Charles; the Illinois Medical Director of Bright Heart Health, an OUD treatment provider via telemedicine; as well as a member of the Kane County Opioid Task Force.

James Cunnar M.D. did his undergraduate training at the University of Notre Dame and the University of Illinois at Urbana-Champaign, receiving a Bachelor of Science degree in Biology from the University of Illinois in 1990. He completed his medical education at Southern Illinois University School of Medicine in 1994. His residency training was performed at Memorial Hospital, South Bend, Indiana, after which he became board certified in Family Practice in 1997. Dr. Cunnar’s clinical interests include adolescent care, adult wellness, and diabetes. Dr. Cunnar is actively involved within the greater community of family physicians on both the national and state level. Dr. Cunnar resides in Aurora. Dr. Cunnar is brings an enthusiastic approach to the collaborative model of treatment Banyan champions.

Devin Lyons, LCPC was born and raised near Champaign, IL. He holds a Bachelor’s degree in Sociology from the University of Illinois at Urbana-Champaign and went on to get his Master’s degree in both Professional and School Counseling from Olivet Nazarene University. His experience ranges from working in residential and community mental health, outpatient individual therapy, inpatient group therapy, hospital mental health evaluation and intake assessments, all before stepping into the role as Clinical Director of Banyan Heartland’s Detox & Residential Programs.