Addiction Therapist

John Mcgahan

43 Old Colony Ave, Quincy, Massachusetts, 02170-2606

About John Mcgahan

John Mcgahan is a therapist based in Quincy, Massachusetts who is specialized in Addiction (Substance Use Disorder) Counselor. Active license number of John Mcgahan is 321 for Addiction (Substance Use Disorder) Counselor in Massachusetts. His current practice location is 43 Old Colony Ave, Quincy. Patients can reach him at 857-496-7341. John Mcgahan NPI number (Unique professional ID assigned by NPPES) is 1225542582.

John Mcgahan 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

John Mcgahan 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 John Mcgahan
Specialization Addiction (Substance Use Disorder) Counselor
Gender Male
Practice Address: 43 Old Colony Ave,
Quincy, MA - 02170-2606

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 Number1225542582
NPI Enumeration Date: 24 Nov, 2017
NPI Last Update On: 17 Mar, 2018

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 John Mcgahan are as mentioned below.

License NumberSpecializationStateStatus
321Addiction (Substance Use Disorder) Counselor MassachusettsPrimary

Mailing Address

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

John Mcgahan
675 E 4th St,
Boston, MA - 02127-3063
Phone: 857-496-7341

Book an Appointment with John Mcgahan

To schedule an appointment, contact John Mcgahan at 43 Old Colony Ave, Quincy, Massachusetts or call on below stated phone number.

Call to Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about John Mcgahan:

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

John Mcgahan practices at 43 Old Colony Ave, Quincy, Massachusetts, 02170-2606.

To schedule an appointment with John Mcgahan, please contact the office at 857-496-7341.

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