Psychologist | Clinical Psychology | 35+ years experience

Dennis W Henderson, PSY.D.

880 82nd Dr, Gladstone, Oregon, 97027-1803

About Dennis W Henderson

Dennis W Henderson is a psychologist based in Gladstone, Oregon with 35 years of experience in Clinical Psychology. He completed his graduation in 1991. He accepts the Medicare-approved amount. Patients will not be billed for any more than the Medicare deductible and coinsurance. Active license number of Dennis W Henderson is 1079 for Clinical Psychology in Oregon. His current practice location is 880 82nd Dr, Gladstone. Patients can contact him at 503-659-5515 or can fax him at 503-659-1994. Dennis W Henderson, PSY.D., specializes in Clinical Psychology and his NPI number (Unique professional ID assigned by NPPES) is 1699839753.

Dennis W Henderson 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

Dennis W Henderson'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 Dennis W Henderson
Specialization Clinical Psychology
Credentials PSY.D.
Accepts Medicare Assignment Yes
Experience 35+ years
Graduation Year 1991
Gender Male
Practice Address: 880 82nd Dr,
Gladstone, OR - 97027-1803
Fax 503-659-1994

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.

PAC ID 5496798662
Enrollment ID I20050608000591
NPI Number1699839753
NPI Enumeration Date: 21 Dec, 2006
NPI Last Update On: 09 Jul, 2007

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 Dennis W Henderson are as mentioned below.

License NumberSpecializationStateStatus
1079Clinical Psychology OregonPrimary

Group Practice

Group practices are practice of medicine by a group of healthcare professionals who share their premises and other resources. Following list states all the group name with which Dennis W Henderson is associated with along with the number of members in that group.
Organization Name (Group PAC ID) Members
Western Psychological And Counseling Services Pc (7719975085)66

Other Medical Identifiers

Other professional identifiers associated with Dennis W Henderson such as Medicaid, Medicare PIN, NSC, UPIN etc. are mentioned as below.
IdentifierTypeStateIssuer
164936MedicaidOregon

Mailing Address

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

Dennis W Henderson
Po Box 82819,
Portland, OR - 97282-0819
Phone: 503-233-5405
Fax: 503-233-2696

Book an Appointment with Dennis W Henderson

To schedule an appointment, contact Dennis W Henderson at 880 82nd Dr, Gladstone, Oregon or call the phone number listed below.

Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Dennis W Henderson:

Dennis W Henderson 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.

Dennis W Henderson has approximately 35 years of experience in Clinical Psychology.

Yes, Dennis W Henderson accepts Medicare assignment, meaning the provider participates in Medicare and accepts Medicare-approved amounts for eligible services.

Yes, Dennis W Henderson 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.

Dennis W Henderson practices at 880 82nd Dr, Gladstone, Oregon, 97027-1803.

To schedule an appointment with Dennis W Henderson, please contact the office at 503-659-5515.

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