Addiction Therapist

Dr. John Joseph Mcclanahan, PHD,CCDC,LCADC

1454 Baltimore Annapolis Blvd, Arnold, Maryland, 21012-2455

About Dr. John Joseph Mcclanahan

Dr. John Joseph Mcclanahan is a therapist based in Arnold, Maryland who is specialized in Addiction (Substance Use Disorder) Counselor. Active license number of Dr. John Joseph Mcclanahan is LCA040 for Addiction (Substance Use Disorder) Counselor in Maryland. His current practice location is 1454 Baltimore Annapolis Blvd, Arnold. Patients can reach him at 410-626-7550 or can fax him at 410-626-8805. Dr. John Joseph Mcclanahan is PHD,CCDC,LCADC in Addiction (Substance Use Disorder) Counselor and his NPI number (Unique professional ID assigned by NPPES) is 1720139934.

Dr. John Joseph Mcclanahan is a licensed mental health therapist who help individuals struggling with addiction of alcohol, drug, or other substance use disorder. He helps his clients by manage and overcome the psychological, emotional, and behavioral challenges related to substance use. Counselors also work closely with families and support systems to help them better understand their loved one’s illness. SUD counselors help to promote long-term sobriety, emotional stability, and overall mental wellness for both the individual and their family.

Practice Information

Dr. John Joseph Mcclanahan speciality, credentials, practice address, contact phone number and fax are as below. Patients can call on the below given phone number for appointment.

Provider Name Dr. John Joseph Mcclanahan
Specialization Addiction (Substance Use Disorder) Counselor
Credentials PHD,CCDC,LCADC
Gender Male
Practice Address: 1454 Baltimore Annapolis Blvd,
Arnold, MD - 21012-2455
Fax 410-626-8805

Professional Identification Codes

NPI number stands for National Provider Identifier which is a unique 10-digit identification number issued to health care providers in the United States by the Centers for Medicare and Medicaid Services (CMS). NPI details are as mentioned below.

NPI Number1720139934
NPI Enumeration Date: 15 Jan, 2007
NPI Last Update On: 08 Jul, 2007

Medical Licenses:

Healthcare professionals can hold one or more medical licenses for different specialities in the same state or different states. Related medical licenses for Dr. John Joseph Mcclanahan are as mentioned below.

License NumberSpecializationStateStatus
LCA040Addiction (Substance Use Disorder) Counselor MarylandPrimary

Mailing Address

Business mailing address can be used for mailing purpose only, for visiting purpose patients need to refer above mentioned Practice address.

Dr. John Joseph Mcclanahan
1454 Baltimore Annapolis Blvd,
Arnold, MD - 21012-2455
Phone: 410-626-7550
Fax: 410-626-8805

Book an Appointment with Dr. John Joseph Mcclanahan

To schedule an appointment, contact Dr. John Joseph Mcclanahan at 1454 Baltimore Annapolis Blvd, Arnold, Maryland or call on below stated phone number.

Call to Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Dr. John Joseph Mcclanahan:

John Joseph Mcclanahan is a therapist specializing in Addiction (Substance Use Disorder) Counselor. He is a licensed mental health therapist who help individuals struggling with addiction of alcohol, drug, or other substance use disorder. He helps his clients by manage and overcome the psychological, emotional, and behavioral challenges related to substance use. Counselors also work closely with families and support systems to help them better understand their loved one’s illness. SUD counselors help to promote long-term sobriety, emotional stability, and overall mental wellness for both the individual and their family.

Yes, John Joseph Mcclanahan is currently accepting new patients. To schedule an appointment, contact the office directly and schedule an appointment.

John Joseph Mcclanahan practices at 1454 Baltimore Annapolis Blvd, Arnold, Maryland, 21012-2455.

To schedule an appointment with John Joseph Mcclanahan, please contact the office at 410-626-7550.

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**Data of this site is collected from Medicare & Medicaid Services (CMS) and NPPES. Last updated on 14 September, 2026.