Dr. Long Tuan On is a Walnut Creek, California based psychologist who is specialized in Clinical Psychology. Active license number of Dr. Long Tuan On is 34774 for Clinical Psychology in California. His current practice location is 35 Pinewood Ct, Walnut Creek. Patients can reach him at 408-547-7736. Dr. Long Tuan On is PSY.D. in Clinical Psychology and his NPI number (Unique professional ID assigned by NPPES) is 1053627117.
Dr. Long Tuan On 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. Long Tuan On 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. Long Tuan On |
| Specialization: | Clinical Psychology |
| Gender: | Male |
| Credentials: | PSY.D. |
| Practice Address: | 35 Pinewood Ct, Walnut Creek,
California, 94597-3111 |
| Phone: | 408-547-7736 |
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: | 1053627117 |
| NPI Enumeration Date: | 27 Aug, 2010 |
| NPI Last Update On: | 25 Apr, 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 Dr. Long Tuan On are as mentioned below.
| License Number | Specialization | State | Status | |
| 34774 | Clinical Psychology | California | Primary | |
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. Long Tuan On
35 Pinewood Ct,
Walnut Creek, California |
| Zip: | 94597-3111 |
| Phone Number: | 408-547-7736 |
Patients can reach Dr. Long Tuan On at
35 Pinewood Ct, Walnut Creek, California or can
call to book an appointment on 408-547-7736.
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Data of this site is collected from Medicare & Medicaid Services (CMS) and NPPES. Last updated on 08 December, 2025.