Addiction Therapist

Ms. Heidi K Souza, MA, NCC, LADC-I

440 Amherst St, Nashua, New Hampshire, 03063-1225

About Ms. Heidi K Souza

Ms. Heidi K Souza is a therapist based in Nashua, New Hampshire who is specialized in Addiction (Substance Use Disorder) Counselor. Her current practice location is 440 Amherst St, Nashua. Patients can reach her at 603-889-6147. Ms. Heidi K Souza is MA, NCC, LADC-I in Addiction (Substance Use Disorder) Counselor and her NPI number (Unique professional ID assigned by NPPES) is 1336845403.

Ms. Heidi K Souza 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.

Practice Information

Ms. Heidi K Souza 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 Ms. Heidi K Souza
Specialization Addiction (Substance Use Disorder) Counselor
Credentials MA, NCC, LADC-I
Gender Female
Practice Address: 440 Amherst St,
Nashua, NH - 03063-1225

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 Number1336845403
NPI Enumeration Date: 01 Feb, 2023
NPI Last Update On: 18 Jun, 2025

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 Ms. Heidi K Souza are as mentioned below.

License NumberSpecializationStateStatus
Counselor Primary
18647Addiction (Substance Use Disorder) Counselor MassachusettsSecondary

Mailing Address

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

Ms. Heidi K Souza
100 W Pearl St,
Nashua, NH - 03060-3343
Phone: 603-889-6147

Book an Appointment with Ms. Heidi K Souza

To schedule an appointment, contact Ms. Heidi K Souza at 440 Amherst St, Nashua, New Hampshire or call on below stated phone number.

Call to Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Ms. Heidi K Souza:

Ms. Heidi K Souza is a therapist specializing in Counselor. She is a trained and licensed mental health professional who helps individuals, couples, or groups manage and overcome emotional, psychological, behavioral, or relationship challenges. She works with people dealing with anxiety, depression, mood disorders, trauma, post-traumatic stress disorder (PTSD), grief and loss etc. She support her clients by understanding their thoughts, emotions, and behaviors.

Yes, Ms. Heidi K Souza is currently accepting new patients. To schedule an appointment, contact the office directly and schedule an appointment.

Ms. Heidi K Souza practices at 440 Amherst St, Nashua, New Hampshire, 03063-1225.

To schedule an appointment with Ms. Heidi K Souza, please contact the office at 603-889-6147.

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