Mary Colleen Mahoney

LCSW, CADC | Addiction (Substance Use Disorder) Counselor


  155 N Michigan Ave Ste 380, Chicago
     Illinois, 60601-7710
  773-340-2616    Maps & Directions
Mary Colleen Mahoney is a Chicago, Illinois based counselor who is specialized as Addiction (Substance Use Disorder) Counselor. Active license number of Mary Colleen Mahoney is 149.023334 for Mental Health Counselor in Illinois. Her current practice location is 155 N Michigan Ave Ste 380, Chicago. Patients can book an appointment with her at 773-340-2616.
Mary Colleen Mahoney is a licensed mental health therapist who help individuals struggling with addiction of alcohol, drug, or other substance use disorder. She helps her 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.
Complete Profile:
Mary Colleen Mahoney speciality, credentials, practice address, contact phone number and fax are as below. Patients can directly walk in or can call on the below given phone number for appointment.
Name: Mary Colleen Mahoney
Specialization: Addiction (Substance Use Disorder) Counselor
Gender:Female
Credentials: LCSW, CADC
Accepts Medicare Assignment:No
Practice Address:155 N Michigan Ave Ste 380, Chicago,
Illinois, 60601-7710
Phone:773-340-2616
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 Number: 1629706130
NPI Enumeration Date: 11 Aug, 2022
NPI Last Update On: 11 Feb, 2025

Medical Licenses:
Doctors can have one or more medical licenses for different specialities in the same state or different states. Related medical licenses for Mary Colleen Mahoney are as mentioned below.
License NumberSpecializationStateStatus
149.023334Mental Health Counselor IllinoisPrimary
35837Addiction (Substance Use Disorder) Counselor IllinoisSecondary
Business Mailing Address:
Business mailing address can be used for mailing purpose only, for visiting purpose patients need to refer above mentioned address.
Address: 870 N State St Apt 2n,
Chicago, Illinois
Zip: 60610-3333
Phone Number: 224-406-4641
Patients can reach Mary Colleen Mahoney at 155 N Michigan Ave Ste 380, Chicago, Illinois or can call to book an appointment on 773-340-2616.
*Data of this site is collected from Medicare & Medicaid Services (CMS) and NPPES. Last updated on 09 June, 2025.

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