Therapist

Donald R. Tjossem, MS, MAC, SAP, CDP

8903 Key Peninsula Hwy N, Lakebay, Washington, 98349-9326

About Donald R. Tjossem

Donald R. Tjossem is a therapist based in Lakebay, Washington who is specialized in Counselor. Active license number of Donald R. Tjossem is RC00039575 for Counselor in Washington. His current practice location is 8903 Key Peninsula Hwy N, Lakebay. Patients can reach him at 253-884-4860 or can fax him at 253-830-0174. Donald R. Tjossem, MS, MAC, SAP, CDP, specializes in Counselor and his NPI number (Unique professional ID assigned by NPPES) is 1649483009.

Donald R. Tjossem is a trained and licensed mental health professional who helps individuals, couples, or groups manage and overcome emotional, psychological, behavioral, or relationship challenges. He works with people dealing with anxiety, depression, mood disorders, trauma, post-traumatic stress disorder (PTSD), grief and loss etc. He support his clients by understanding their thoughts, emotions, and behaviors.

Practice Information

Donald R. Tjossem specialty, credentials, practice address, contact phone number and fax are as below. Patients can contact the office at the given phone number for appointment.

Provider Name Donald R. Tjossem
Specialization Counselor
Credentials MS, MAC, SAP, CDP
Gender Male
Practice Address: 8903 Key Peninsula Hwy N,
Lakebay, WA - 98349-9326
Fax 253-830-0174

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 Number1649483009
NPI Enumeration Date: 08 May, 2007
NPI Last Update On: 11 Sep, 2025

Medical Licenses:

Healthcare professionals can hold one or more medical licenses for different specialties in the same state or different states. Related medical licenses for Donald R. Tjossem are as mentioned below.

License NumberSpecializationStateStatus
RC00039575Counselor WashingtonPrimary
CPOOOO4019Addiction (Substance Use Disorder) Counselor WashingtonSecondary

Mailing Address

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

Donald R. Tjossem
8903 Key Peninsula Hwy N,
Lakebay, WA - 98349-9326
Phone: 253-884-4860
Fax: 253-830-0174

Book an Appointment with Donald R. Tjossem

To schedule an appointment, contact Donald R. Tjossem at 8903 Key Peninsula Hwy N, Lakebay, Washington or call on below stated phone number.

Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Donald R. Tjossem:

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

Yes, Donald R. Tjossem is currently accepting new patients. To schedule an appointment, contact the office directly and schedule an appointment.
*Availability may change. Please contact the office directly to ask about appointments.

Donald R. Tjossem practices at 8903 Key Peninsula Hwy N, Lakebay, Washington, 98349-9326.

To schedule an appointment with Donald R. Tjossem, please contact the office at 253-884-4860.

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