Mark Alan Siar

Addiction (Substance Use Disorder) Counselor


  124 Boardwalk Dr Ste A, Ridgeland
     South Carolina, 29936-7994
  843-645-2770    843-645-2771 Maps & Directions
Mark Alan Siar is a Ridgeland, South Carolina based counselor who is specialized as Addiction (Substance Use Disorder) Counselor. His current practice location is 124 Boardwalk Dr Ste A, Ridgeland. Patients can book an appointment with him at 843-645-2770.
Mark Alan Siar 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.
Complete Profile:
Mark Alan Siar 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: Mark Alan Siar
Specialization: Addiction (Substance Use Disorder) Counselor
Gender:Male
Accepts Medicare Assignment:No
Practice Address:124 Boardwalk Dr Ste A, Ridgeland,
South Carolina, 29936-7994
Phone:843-645-2770
Fax:843-645-2771
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: 1174476774
NPI Enumeration Date: 16 Feb, 2026
NPI Last Update On: 16 Feb, 2026

Business Mailing Address:
Business mailing address can be used for mailing purpose only, for visiting purpose patients need to refer above mentioned address.
Address: 124 Boardwalk Dr Ste A,
Ridgeland, South Carolina
Zip: 29936-7994
Phone Number: 843-645-2770
Fax Number: 843-645-2771
Patients can reach Mark Alan Siar at 124 Boardwalk Dr Ste A, Ridgeland, South Carolina or can call to book an appointment on 843-645-2770.
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**Data of this site is collected from Medicare & Medicaid Services (CMS) and NPPES. Last updated on 09 March, 2026.