Dr. Brian J Duncan

PH.D. | Clinical Psychologist


  1405 E Guadalupe Rd, Tempe
     Arizona, 85283-3971
  480-921-3314    Maps & Directions
Dr. Brian J Duncan is a Tempe, Arizona based psychologist who is specialized in Clinical Psychology. Active license number of Dr. Brian J Duncan is PSY-006141 for Clinical Psychology in Arizona. His current practice location is 1405 E Guadalupe Rd, Tempe. Patients can reach him at 480-921-3314. Dr. Brian J Duncan is PH.D. in Clinical Psychology and his NPI number (Unique professional ID assigned by NPPES) is 1356250575.
Dr. Brian J Duncan 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.
Complete Profile:
Dr. Brian J Duncan speciality, credentials, practice address, contact phone number and fax are as below. Patients can call on the below given phone number for appointment.
Name: Dr. Brian J Duncan
Specialization: Clinical Psychology
Gender:Male
Credentials: PH.D.
Practice Address:1405 E Guadalupe Rd, Tempe,
Arizona, 85283-3971
Phone:480-921-3314
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 Number: 1356250575
NPI Enumeration Date: 03 Sep, 2026
NPI Last Update On: 03 Sep, 2026

Medical Licenses:
Doctors can have one or more medical licenses for different specialities in the same state or different states. Related medical licenses for Dr. Brian J Duncan are as mentioned below.
License NumberSpecializationStateStatus
PSY-006141Clinical Psychology ArizonaPrimary
Business Mailing Address:
Business mailing address can be used for mailing purpose only, for visiting purpose patients need to refer above mentioned address.
Address: Dr. Brian J Duncan
13254 E Larrea Ln,
Florence, Arizona
Zip: 85132-7754
Phone Number: 909-241-3716
Patients can reach Dr. Brian J Duncan at 1405 E Guadalupe Rd, Tempe, Arizona or can call to book an appointment on 480-921-3314.
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**Data of this site is collected from Medicare & Medicaid Services (CMS) and NPPES. Last updated on 14 September, 2026.