Mr. Ryan O Chadderton is a Garden Grove, California based psychologist who is specialized in General Psychology. Active license number of Mr. Ryan O Chadderton is 128398 in California. His current practice location is 10331 Stanford Ave, Garden Grove. Patients can reach him at 714-663-6391. Mr. Ryan O Chadderton is PSYD. in General Psychology and his NPI number (Unique professional ID assigned by NPPES) is 1609998335.
Mr. Ryan O Chadderton is specialized in psychological testing and evaluating or assessing patient's personal characteristics, such as intelligence, personality, abilities, interests, aptitudes, and neuropsychological functioning. Accordingly, he performs counseling, psychoanalysis, psychotherapy, hypnosis, biofeedback, and behavior analysis and therapy. He can diagnose and treat mental and emotional disorder or disability, alcoholism and substance abuse, disorders of habit or conduct, as well as of the psychological aspects of physical illness, accident, injury, or disability by psycheducational evaluation, therapy, remediation, and consultation.
Complete Profile:
Mr. Ryan O Chadderton speciality, credentials, practice address, contact phone number and fax are as below.
Patients can call on the below given phone number for appointment.
| Name: | Mr. Ryan O Chadderton |
| Specialization: | General Psychology |
| Gender: | Male |
| Credentials: | PSYD. |
| Practice Address: | 10331 Stanford Ave, Garden Grove,
California, 92840-6351 |
| Phone: | 714-663-6391 |
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: | 1609998335 |
| NPI Enumeration Date: | 04 Apr, 2007 |
| NPI Last Update On: | 20 Nov, 2025 |
Medical Licenses:
Doctors can have one or more medical licenses for different specialities in the same state or different states. Related medical licenses for Mr. Ryan O Chadderton are as mentioned below.
| License Number | Specialization | State | Status | |
| 128398 | | California | Primary | |
| General Psychology | California | Secondary | |
| Rehabilitation Practitioner | | Secondary | |
Business Mailing Address:
Business mailing address can be used for mailing purpose only, for visiting purpose patients need to refer above mentioned address.
| Address: | Mr. Ryan O Chadderton
10331 Stanford Ave,
Garden Grove, California |
| Zip: | 92840-6351 |
| Phone Number: | 714-663-6391 |
Patients can reach Mr. Ryan O Chadderton at
10331 Stanford Ave, Garden Grove, California or can
call to book an appointment on 714-663-6391.
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Data of this site is collected from Medicare & Medicaid Services (CMS) and NPPES. Last updated on 08 December, 2025.