Professional Therapist

Marissa Lonngi, LPC

771 E Southlake Blvd Ste 206, Southlake, Texas, 76092-6576

About Marissa Lonngi

Marissa Lonngi is a therapist based in Southlake, Texas who is specialized in Professional Counselor. Active license number of Marissa Lonngi is 67743 for Professional Counselor in Texas. Her current practice location is 771 E Southlake Blvd Ste 206, Southlake. Patients can reach her at 832-954-2948. Marissa Lonngi is LPC in Professional Counselor and her NPI number (Unique professional ID assigned by NPPES) is 1356744072.

Marissa Lonngi is a licensed mental health practitioner trained to help individuals, couples, and groups address emotional, psychological, and behavioral challenges. She uses talk therapy and evidence-based counseling methods to support clients in managing mental health conditions, improving relationships, and developing coping strategies for life’s difficulties.

Practice Information

Marissa Lonngi 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 Marissa Lonngi
Specialization Professional Counselor
Credentials LPC
Gender Female
Practice Address: 771 E Southlake Blvd Ste 206,
Southlake, TX - 76092-6576

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 Number1356744072
NPI Enumeration Date: 08 Oct, 2014
NPI Last Update On: 23 Jan, 2020

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 Marissa Lonngi are as mentioned below.

License NumberSpecializationStateStatus
67743Professional Counselor TexasPrimary
67443Professional Counselor TexasSecondary

Mailing Address

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

Marissa Lonngi
Po Box 115,
Argyle, TX - 76226-0115
Phone: 832-857-9382

Book an Appointment with Marissa Lonngi

To schedule an appointment, contact Marissa Lonngi at 771 E Southlake Blvd Ste 206, Southlake, Texas or call on below stated phone number.

Call to Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Marissa Lonngi:

Marissa Lonngi is a therapist specializing in Professional Counselor. She is a licensed mental health practitioner trained to help individuals, couples, and groups address emotional, psychological, and behavioral challenges. She uses talk therapy and evidence-based counseling methods to support clients in managing mental health conditions, improving relationships, and developing coping strategies for life’s difficulties.

Yes, Marissa Lonngi is currently accepting new patients. To schedule an appointment, contact the office directly and schedule an appointment.

Marissa Lonngi practices at 771 E Southlake Blvd Ste 206, Southlake, Texas, 76092-6576.

To schedule an appointment with Marissa Lonngi, please contact the office at 832-954-2948.

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