Psychologist | Clinical Psychology

Dr. David San Giovanni, PH.D.

2100 Napa Vallejo Hwy, Napa, California, 94558-6293

About Dr. David San Giovanni

Dr. David San Giovanni is a psychologist based in Napa, California who is specialized in Clinical Psychology. Active license number of Dr. David San Giovanni is PSY12150 for Clinical Psychology in California. His current practice location is 2100 Napa Vallejo Hwy, Napa. Patients can contact him at 707-253-5169 or can fax him at 707-253-5513. Dr. David San Giovanni, PH.D., specializes in Clinical Psychology and his NPI number (Unique professional ID assigned by NPPES) is 1326091000.

Dr. David San Giovanni 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.

Practice Information

Dr. David San Giovanni'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 Dr. David San Giovanni
Specialization Clinical Psychology
Credentials PH.D.
Gender Male
Practice Address: 2100 Napa Vallejo Hwy,
Napa, CA - 94558-6293
Fax 707-253-5513

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 Number1326091000
NPI Enumeration Date: 17 May, 2006
NPI Last Update On: 14 Jul, 2015

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 Dr. David San Giovanni are as mentioned below.

License NumberSpecializationStateStatus
PSY12150Clinical Psychology CaliforniaPrimary

Mailing Address

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

Dr. David San Giovanni
2100 Napa Vallejo Hwy,
Napa, CA - 94558-6293
Phone: 707-253-5000
Fax: 916-654-3186

Book an Appointment with Dr. David San Giovanni

To schedule an appointment, contact Dr. David San Giovanni at 2100 Napa Vallejo Hwy, Napa, California or call the phone number listed below.

Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Dr. David San Giovanni:

Dr. David San Giovanni is a psychologist specializing in Clinical Psychology. He 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.

Yes, Dr. David San Giovanni 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.

Dr. David San Giovanni practices at 2100 Napa Vallejo Hwy, Napa, California, 94558-6293.

To schedule an appointment with Dr. David San Giovanni, please contact the office at 707-253-5169.

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