Nancy Jean Duffy

School Psychologist


  535 Richardson Ln, Glendora
     California, 91741-1903
  626-622-0142    Maps & Directions
Nancy Jean Duffy is a Glendora, California based psychologist who is specialized in School Psychology. Active license number of Nancy Jean Duffy is 2291 for School Psychology in California. Her current practice location is 535 Richardson Ln, Glendora. Patients can reach her at 626-622-0142. Nancy Jean Duffy NPI number (Unique professional ID assigned by NPPES) is 1811805526.
Nancy Jean Duffy apply her expertise in mental health, learning, and behavior, to help children and youth succeed academically, socially, behaviorally, and emotionally.
School psychologists are uniquely qualified members of school teams that support students' ability to learn and teachers' ability to teach. They partner with families, teachers, school administrators, and other professionals to create safe, healthy, and supportive learning environments that strengthen connections between home, school, and the community.
Complete Profile:
Nancy Jean Duffy speciality, credentials, practice address, contact phone number and fax are as below. Patients can call on the below given phone number for appointment.
Name: Nancy Jean Duffy
Specialization: School Psychology
Gender:Female
Practice Address:535 Richardson Ln, Glendora,
California, 91741-1903
Phone:626-622-0142
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: 1811805526
NPI Enumeration Date: 01 Sep, 2026
NPI Last Update On: 01 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 Nancy Jean Duffy are as mentioned below.
License NumberSpecializationStateStatus
2291School Psychology CaliforniaPrimary
Business Mailing Address:
Business mailing address can be used for mailing purpose only, for visiting purpose patients need to refer above mentioned address.
Address: Nancy Jean Duffy
535 Richardson Ln,
Glendora, California
Zip: 91741-1903
Phone Number: 626-622-0142
Patients can reach Nancy Jean Duffy at 535 Richardson Ln, Glendora, California or can call to book an appointment on 626-622-0142.
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**Data of this site is collected from Medicare & Medicaid Services (CMS) and NPPES. Last updated on 14 September, 2026.