Therapist

Olivia Mattus, CPC

748 14th Avenue, Longview, Washington, 98632

About Olivia Mattus

Olivia Mattus is a therapist based in Longview, Washington who is specialized in Counselor. Active license number of Olivia Mattus is 60871230 for Peer Specialist in Washington. Her current practice location is 748 14th Avenue, Longview. Patients can reach her at 360-200-5419 or can fax her at 360-200-6736. Olivia Mattus is CPC in Counselor and her NPI number (Unique professional ID assigned by NPPES) is 1790262202.

Olivia Mattus 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.

Practice Information

Olivia Mattus 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 Olivia Mattus
Specialization Counselor
Credentials CPC
Gender Female
Practice Address: 748 14th Avenue,
Longview, WA - 98632
Fax 360-200-6736

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 Number1790262202
NPI Enumeration Date: 26 Jul, 2018
NPI Last Update On: 13 Nov, 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 Olivia Mattus are as mentioned below.

License NumberSpecializationStateStatus
60871230Peer Specialist WashingtonPrimary
Counselor Secondary

Other Medical Identifiers

Other legacy medical identifiers associated with Olivia Mattus such as Medicaid, Medicare PIN, NSC, UPIN etc. are mentioned as below.
IdentifierTypeStateIssuer
2104938MedicaidWashington

Mailing Address

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

Olivia Mattus
Po Box 2394,
Longview, WA - 98632
Phone: 360-200-5419
Fax: 360-200-6736

Book an Appointment with Olivia Mattus

To schedule an appointment, contact Olivia Mattus at 748 14th Avenue, Longview, Washington or call on below stated phone number.

Call to Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Olivia Mattus:

Olivia Mattus is a therapist specializing in Peer Specialist. She Individuals certified to perform peer support services through a training process defined by a government agency, such as the Department of Veterans Affairs or a state mental health department/certification/licensing authority.

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

Olivia Mattus practices at 748 14th Avenue, Longview, Washington, 98632.

To schedule an appointment with Olivia Mattus, please contact the office at 360-200-5419.

Reviews & Feedback

Have you visited Olivia Mattus? Share your experience to help others looking for a Counselor in Longview, WA.

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