Addiction Therapist

Mark Matthew Sieg I, CAP, LCSW

5826 27th Ave S, Gulfport, Florida, 33707-5221

About Mark Matthew Sieg I

Mark Matthew Sieg I is a therapist based in Gulfport, Florida who is specialized in Addiction (Substance Use Disorder) Counselor. Active license number of Mark Matthew Sieg I is SW16209 for Social Worker in Florida. His current practice location is 5826 27th Ave S, Gulfport. Patients can reach him at 727-301-0016. Mark Matthew Sieg I is CAP, LCSW in Addiction (Substance Use Disorder) Counselor and his NPI number (Unique professional ID assigned by NPPES) is 1548831522.

Mark Matthew Sieg I 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

Mark Matthew Sieg I 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 Mark Matthew Sieg I
Specialization Addiction (Substance Use Disorder) Counselor
Credentials CAP, LCSW
Gender Male
Practice Address: 5826 27th Ave S,
Gulfport, FL - 33707-5221

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 Number1548831522
NPI Enumeration Date: 09 Jul, 2021
NPI Last Update On: 09 Jul, 2021

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 Mark Matthew Sieg I are as mentioned below.

License NumberSpecializationStateStatus
SW16209Social Worker FloridaPrimary
2544Addiction (Substance Use Disorder) Counselor FloridaSecondary

Mailing Address

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

Mark Matthew Sieg I
5826 27th Ave S,
Gulfport, FL - 33707-5221
Phone: 727-301-0016

Book an Appointment with Mark Matthew Sieg I

To schedule an appointment, contact Mark Matthew Sieg I at 5826 27th Ave S, Gulfport, Florida or call on below stated phone number.

Call to Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Mark Matthew Sieg I:

Mark Matthew Sieg I is a therapist specializing in Social Worker. He A social worker who holds a master's or doctoral degree in social work from an accredited school of social work in addition to at least two years of post-master's supervised experience in a clinical setting. The social worker must be licensed, certified, or registered at the clinical level in the jurisdiction of practice. A clinical social worker provides direct services, including interventions focused on interpersonal interactions, intrapsychic dynamics, and life management issues. Clinical social work services are based on bio-psychosocial perspectives. Services consist of assessment, diagnosis, treatment (including psychotherapy and counseling), client-centered advocacy, consultation, evaluation, and prevention of mental illness, emotional, or behavioral disturbances.

Yes, Mark Matthew Sieg I is currently accepting new patients. To schedule an appointment, contact the office directly and schedule an appointment.

Mark Matthew Sieg I practices at 5826 27th Ave S, Gulfport, Florida, 33707-5221.

To schedule an appointment with Mark Matthew Sieg I, please contact the office at 727-301-0016.

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