Dr. Mari Antoinette Alexander is a Columbia, South Carolina based counselor who is specialized as Addiction (Substance Use Disorder) Counselor. Active license number of Dr. Mari Antoinette Alexander is 2768 for Mental Health Counselor in Tennessee. Her current practice location is 2805 River Dr, Columbia. Patients can book an appointment with her at 617-777-6594.
Dr. Mari Antoinette Alexander 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:
Dr. Mari Antoinette Alexander 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:
Dr. Mari Antoinette Alexander
Specialization:
Addiction (Substance Use Disorder) Counselor
Gender:
Female
Credentials:
PHD, LPC-MHSP
Accepts Medicare Assignment:
No
Practice Address:
2805 River Dr, Columbia, South Carolina, 29201-1605
Phone:
617-777-6594
Fax:
617-221-3260
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:
1003184987
NPI Enumeration Date:
07 Dec, 2011
NPI Last Update On:
29 Sep, 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 Dr. Mari Antoinette Alexander are as mentioned below.
License Number
Specialization
State
Status
2768
Mental Health Counselor
Tennessee
Primary
2768
Addiction (Substance Use Disorder) Counselor
Tennessee
Secondary
Business Mailing Address:
Business mailing address can be used for mailing purpose only, for visiting purpose patients need to refer above mentioned address.
Address:
2805 River Dr, Columbia, South Carolina
Zip:
29201-1605
Phone Number:
615-400-2504
Fax Number:
615-447-1065
Patients can reach Dr. Mari Antoinette Alexander at 2805 River Dr, Columbia, South Carolina or can call to book an appointment on 617-777-6594. *Data of this site is collected from Medicare & Medicaid Services (CMS) and NPPES. Last updated on 13 October, 2025.