Addiction Therapist

Mr. Justin Lee Nielsen, MA, LPC, ACT

310 S 1st Ave, Sioux Falls, South Dakota, 57104-6329

About Mr. Justin Lee Nielsen

Mr. Justin Lee Nielsen is a therapist based in Sioux Falls, South Dakota who is specialized in Addiction (Substance Use Disorder) Counselor. Active license number of Mr. Justin Lee Nielsen is LPC20290 for Mental Health Counselor in South Dakota. His current practice location is 310 S 1st Ave, Sioux Falls. Patients can reach him at 605-336-2556 or can fax him at 605-339-3345. Mr. Justin Lee Nielsen is MA, LPC, ACT in Addiction (Substance Use Disorder) Counselor and his NPI number (Unique professional ID assigned by NPPES) is 1184193740.

Mr. Justin Lee Nielsen 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

Mr. Justin Lee Nielsen 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 Mr. Justin Lee Nielsen
Specialization Addiction (Substance Use Disorder) Counselor
Credentials MA, LPC, ACT
Gender Male
Practice Address: 310 S 1st Ave,
Sioux Falls, SD - 57104-6329
Fax 605-339-3345

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 Number1184193740
NPI Enumeration Date: 13 Nov, 2018
NPI Last Update On: 19 Nov, 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 Mr. Justin Lee Nielsen are as mentioned below.

License NumberSpecializationStateStatus
LPC20290Mental Health Counselor South DakotaPrimary
Addiction (Substance Use Disorder) Counselor Secondary

Mailing Address

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

Mr. Justin Lee Nielsen
310 S 1st Ave,
Sioux Falls, SD - 57104-6329
Phone: 605-336-2556
Fax: 605-339-3345

Book an Appointment with Mr. Justin Lee Nielsen

To schedule an appointment, contact Mr. Justin Lee Nielsen at 310 S 1st Ave, Sioux Falls, South Dakota or call on below stated phone number.

Call to Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Mr. Justin Lee Nielsen:

Justin Lee Nielsen is a therapist specializing in Mental Health Counselor. He is a licensed professional who helps individuals, couples, and families manage and overcome emotional, psychological, and behavioral challenges. He assess clients’ mental health conditions and develop personalized treatment plans to provide therapy for a range of mental health issues, including anxiety, depression, trauma, relationship issues, stress, grief, and life transitions.

Yes, Justin Lee Nielsen is currently accepting new patients. To schedule an appointment, contact the office directly and schedule an appointment.

Justin Lee Nielsen practices at 310 S 1st Ave, Sioux Falls, South Dakota, 57104-6329.

To schedule an appointment with Justin Lee Nielsen, please contact the office at 605-336-2556.

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