Daniel J. Callahan, LMSW, MCAP, ICRC-ADC

Technology Built on 25+ Years Experience.

Dan Callahan is Founding member of ZenCharts, who has been a Clinician since 1983. Dan's story is powerful, and was published on RecoveryMonth.gov in 2013.

Our entire professional services team consists of people that have worked in our industry. Clinicians, Admissions, and Medical Professionals make up the ZenCharts team.

Daniel J. Callahan, LMSW, MCAP, ICRC-ADC

Technology Built on 25+ Years Experience.

Dan Callahan is Founding member of ZenCharts, who has been a Clinician since 1983. Dan's story is powerful, and was published on RecoveryMonth.gov in 2013.

Our entire professional services team consists of people that have worked in our industry. Clinicians, Admissions, and Medical Professionals make up the ZenCharts team.

Ready to Leverage Technology?

Eric Peterson