Psychologist | School Psychology

Nicholaus S. Ryan, M.S. P.P.S.

400 Grand Ave, Oroville, California, 95965-4007

About Nicholaus S. Ryan

Nicholaus S. Ryan is a psychologist based in Oroville, California who is specialized in School Psychology. His current practice location is 400 Grand Ave, Oroville. Patients can contact him at 530-538-8830. Nicholaus S. Ryan, M.S. P.P.S., specializes in School Psychology and his NPI number (Unique professional ID assigned by NPPES) is 1114881935.

Nicholaus S. Ryan applies his 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.

Practice Information

Nicholaus S. Ryan'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 Nicholaus S. Ryan
Specialization School Psychology
Credentials M.S. P.P.S.
Gender Male
Practice Address: 400 Grand Ave,
Oroville, CA - 95965-4007

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 Number1114881935
NPI Enumeration Date: 15 Dec, 2025
NPI Last Update On: 15 Dec, 2025

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 Nicholaus S. Ryan are as mentioned below.

License NumberSpecializationStateStatus
School Psychology Primary

Mailing Address

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

Nicholaus S. Ryan
2828 Levi Ln,
Chico, CA - 95973-7281
Phone: 530-538-8830

Book an Appointment with Nicholaus S. Ryan

To schedule an appointment, contact Nicholaus S. Ryan at 400 Grand Ave, Oroville, California or call the phone number listed below.

Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Nicholaus S. Ryan:

Nicholaus S. Ryan is a psychologist specializing in School Psychology. He applies his 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.

Yes, Nicholaus S. Ryan 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.

Nicholaus S. Ryan practices at 400 Grand Ave, Oroville, California, 95965-4007.

To schedule an appointment with Nicholaus S. Ryan, please contact the office at 530-538-8830.

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