Psychologist | Clinical Psychology

Dr. Ron Destefano, PH.D.

342 Laverne Ave, Mill Valley, California, 94941-3434

About Dr. Ron Destefano

Dr. Ron Destefano is a psychologist based in Mill Valley, California who is specialized in Clinical Psychology. Active license number of Dr. Ron Destefano is PSY7013 for Clinical Psychology in California. His current practice location is 342 Laverne Ave, Mill Valley. Patients can contact him at 415-383-3489 or can fax him at 415-383-3489. Dr. Ron Destefano, PH.D., specializes in Clinical Psychology and his NPI number (Unique professional ID assigned by NPPES) is 1417173519.

Dr. Ron Destefano 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. Ron Destefano'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. Ron Destefano
Specialization Clinical Psychology
Credentials PH.D.
Gender Male
Practice Address: 342 Laverne Ave,
Mill Valley, CA - 94941-3434
Fax 415-383-3489

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 Number1417173519
NPI Enumeration Date: 17 Apr, 2007
NPI Last Update On: 08 Jul, 2007

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. Ron Destefano are as mentioned below.

License NumberSpecializationStateStatus
PSY7013Clinical 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. Ron Destefano
342 Laverne Ave,
Mill Valley, CA - 94941-3434
Phone: 415-383-3489
Fax: 415-383-3489

Book an Appointment with Dr. Ron Destefano

To schedule an appointment, contact Dr. Ron Destefano at 342 Laverne Ave, Mill Valley, California or call the phone number listed below.

Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Dr. Ron Destefano:

Dr. Ron Destefano 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. Ron Destefano 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. Ron Destefano practices at 342 Laverne Ave, Mill Valley, California, 94941-3434.

To schedule an appointment with Dr. Ron Destefano, please contact the office at 415-383-3489.

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