Therapist

Clayton Dane Mathewson, PH.D.

1215 Sw 18th Ave, Portland, Oregon, 97205-1711

About Clayton Dane Mathewson

Clayton Dane Mathewson is a therapist based in Portland, Oregon who is specialized in Counselor. His current practice location is 1215 Sw 18th Ave, Portland. Patients can reach him at 503-224-1223. Clayton Dane Mathewson is PH.D. in Counselor and his NPI number (Unique professional ID assigned by NPPES) is 1801126065.

Clayton Dane Mathewson 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

Clayton Dane Mathewson 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 Clayton Dane Mathewson
Specialization Counselor
Credentials PH.D.
Gender Male
Practice Address: 1215 Sw 18th Ave,
Portland, OR - 97205-1711

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 Number1801126065
NPI Enumeration Date: 10 Jan, 2010
NPI Last Update On: 10 Jan, 2010

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 Clayton Dane Mathewson are as mentioned below.

License NumberSpecializationStateStatus
Counselor Primary

Mailing Address

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

Clayton Dane Mathewson
1215 Sw 18th Ave,
Portland, OR - 97205-1711
Phone: 503-224-1223

Book an Appointment with Clayton Dane Mathewson

To schedule an appointment, contact Clayton Dane Mathewson at 1215 Sw 18th Ave, Portland, Oregon or call on below stated phone number.

Call to Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Clayton Dane Mathewson:

Clayton Dane Mathewson 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, Clayton Dane Mathewson is currently accepting new patients. To schedule an appointment, contact the office directly and schedule an appointment.

Clayton Dane Mathewson practices at 1215 Sw 18th Ave, Portland, Oregon, 97205-1711.

To schedule an appointment with Clayton Dane Mathewson, please contact the office at 503-224-1223.

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