Psychologist | Clinical Psychology

Dr. Daniel T Lennen

10011 Se Division St, Suite 203, Portland, Oregon, 97266-1351

About Dr. Daniel T Lennen

Dr. Daniel T Lennen is a psychologist based in Portland, Oregon who is specialized in Clinical Psychology. Active license number of Dr. Daniel T Lennen is 2197 for Clinical Psychology in Oregon. His current practice location is 10011 Se Division St, Suite 203, Portland. Patients can contact him at 503-255-2343 or can fax him at 503-255-2344. Dr. Daniel T Lennen NPI number (Unique professional ID assigned by NPPES) is 1134434491.

Dr. Daniel T Lennen is a mental health professional with highly specialized training in the diagnosis and psychological treatment of mental, behavioral and emotional illnesses, including obsessive-compulsive disorder (OCD). His main focus is on diagnosing and treating mental, emotional, and behavioral disorders. Some of the common disorders that he can treat are learning disabilities, substance abuse, depression, anxiety, and eating disorders.

Practice Information

Dr. Daniel T Lennen's specialty, credentials, practice address, contact phone number and fax are as below. Patients can call on the below given phone number for appointment.

Provider Name Dr. Daniel T Lennen
Specialization Clinical Psychology
Gender Male
Practice Address: 10011 Se Division St, Suite 203
Portland, OR - 97266-1351
Fax 503-255-2344

Professional Identification Codes

NPI number stands for National Provider Identifier which is a unique 10-digit identification number issued to healthcare providers in the United States by the Centers for Medicare and Medicaid Services (CMS). NPI details are as mentioned below.

NPI Number1134434491
NPI Enumeration Date: 11 Aug, 2010
NPI Last Update On: 18 Nov, 2014

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 Dr. Daniel T Lennen are as mentioned below.

License NumberSpecializationStateStatus
2197Clinical Psychology OregonPrimary

Mailing Address

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

Dr. Daniel T Lennen
Po Box 16308,
Portland, OR - 97292-0308
Phone: 503-255-2343
Fax: 503-255-2344

Book an Appointment with Dr. Daniel T Lennen

To schedule an appointment, contact Dr. Daniel T Lennen at 10011 Se Division St, Suite 203, Portland, Oregon or call the phone number listed below.

Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Dr. Daniel T Lennen:

Dr. Daniel T Lennen is a psychologist specializing in Clinical Psychology. He is a mental health professional with highly specialized training in the diagnosis and psychological treatment of mental, behavioral and emotional illnesses, including obsessive-compulsive disorder (OCD). His main focus is on diagnosing and treating mental, emotional, and behavioral disorders. Some of the common disorders that he can treat are learning disabilities, substance abuse, depression, anxiety, and eating disorders.

Yes, Dr. Daniel T Lennen 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.

Dr. Daniel T Lennen practices at 10011 Se Division St, Suite 203, Portland, Oregon, 97266-1351.

To schedule an appointment with Dr. Daniel T Lennen, please contact the office at 503-255-2343.

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