Professional Therapist

Mary Thornsen

500 Cascade West Pkwy Se, Grand Rapids, Michigan, 49546-2164

About Mary Thornsen

Mary Thornsen is a therapist based in Grand Rapids, Michigan who is specialized in Professional Counselor. Active license number of Mary Thornsen is 6401018817 for Professional Counselor in Michigan. Her current practice location is 500 Cascade West Pkwy Se, Grand Rapids. Patients can reach her at 616-502-3480. Mary Thornsen NPI number (Unique professional ID assigned by NPPES) is 1033714308.

Mary Thornsen 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

Mary Thornsen 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 Mary Thornsen
Specialization Professional Counselor
Gender Female
Practice Address: 500 Cascade West Pkwy Se,
Grand Rapids, MI - 49546-2164

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 Number1033714308
NPI Enumeration Date: 03 Dec, 2020
NPI Last Update On: 06 Sep, 2026

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 Mary Thornsen are as mentioned below.

License NumberSpecializationStateStatus
6401018817Professional Counselor MichiganPrimary
6401018817Mental Health Counselor MichiganSecondary

Mailing Address

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

Mary Thornsen
17307 Franklin Ave,
Spring Lake, MI - 49456-1896
Phone: 616-502-3480

Book an Appointment with Mary Thornsen

To schedule an appointment, contact Mary Thornsen at 500 Cascade West Pkwy Se, Grand Rapids, Michigan or call on below stated phone number.

Call to Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Mary Thornsen:

Mary Thornsen 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, Mary Thornsen is currently accepting new patients. To schedule an appointment, contact the office directly and schedule an appointment.

Mary Thornsen practices at 500 Cascade West Pkwy Se, Grand Rapids, Michigan, 49546-2164.

To schedule an appointment with Mary Thornsen, please contact the office at 616-502-3480.

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