Psychologist | Clinical Psychology

William Rvemke Knowlton, PHD

10333 El Camino Real, Atascadero, California, 93422-5808

About William Rvemke Knowlton

William Rvemke Knowlton is a psychologist based in Atascadero, California who is specialized in Clinical Psychology. Active license number of William Rvemke Knowlton is PSY10469 for Clinical Psychology in California. His current practice location is 10333 El Camino Real, Atascadero. Patients can contact him at 805-468-2000 or can fax him at 805-466-6011. William Rvemke Knowlton, PHD, specializes in Clinical Psychology and his NPI number (Unique professional ID assigned by NPPES) is 1497780332.

William Rvemke Knowlton 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

William Rvemke Knowlton'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 William Rvemke Knowlton
Specialization Clinical Psychology
Credentials PHD
Gender Male
Practice Address: 10333 El Camino Real,
Atascadero, CA - 93422-5808
Fax 805-466-6011

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 Number1497780332
NPI Enumeration Date: 11 Jul, 2006
NPI Last Update On: 11 Sep, 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 William Rvemke Knowlton are as mentioned below.

License NumberSpecializationStateStatus
PSY10469Clinical Psychology CaliforniaPrimary
PSY10469Forensic Psychology CaliforniaSecondary

Mailing Address

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

William Rvemke Knowlton
10333 El Camino Real,
Atascadero, CA - 93422-5808
Phone: 805-468-2000
Fax: 805-466-6011

Book an Appointment with William Rvemke Knowlton

To schedule an appointment, contact William Rvemke Knowlton at 10333 El Camino Real, Atascadero, California or call the phone number listed below.

Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about William Rvemke Knowlton:

William Rvemke Knowlton 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, William Rvemke Knowlton 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.

William Rvemke Knowlton practices at 10333 El Camino Real, Atascadero, California, 93422-5808.

To schedule an appointment with William Rvemke Knowlton, please contact the office at 805-468-2000.

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