Psychologist | Clinical Psychology | 18+ years experience

Dr. Joy Stephenson Kolker, PHD

818 Cherry St, Santa Rosa, California, 95404-4207

About Dr. Joy Stephenson Kolker

Dr. Joy Stephenson Kolker is a psychologist based in Santa Rosa, California with 18 years of experience in Clinical Psychology. She completed her graduation in 2008. She accepts the Medicare-approved amount. Patients will not be billed for any more than the Medicare deductible and coinsurance. Active license number of Dr. Joy Stephenson Kolker is 23656 for Clinical Psychology in California. Her current practice location is 818 Cherry St, Santa Rosa. Patients can contact her at 707-257-7900. Dr. Joy Stephenson Kolker, PHD, specializes in Clinical Psychology and her NPI number (Unique professional ID assigned by NPPES) is 1508162686.

Dr. Joy Stephenson Kolker 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). Her main focus is on diagnosing and treating mental, emotional, and behavioral disorders. Some of the common disorders that she can treat are learning disabilities, substance abuse, depression, anxiety, and eating disorders.

Practice Information

Dr. Joy Stephenson Kolker'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. Joy Stephenson Kolker
Specialization Clinical Psychology
Credentials PHD
Accepts Medicare Assignment Yes
Experience 18+ years
Graduation Year 2008
Gender Female
Practice Address: 818 Cherry St,
Santa Rosa, CA - 95404-4207

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.

PAC ID 2567625833
Enrollment ID I20120523000747
NPI Number1508162686
NPI Enumeration Date: 07 Feb, 2011
NPI Last Update On: 09 Dec, 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. Joy Stephenson Kolker are as mentioned below.

License NumberSpecializationStateStatus
23656Clinical 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. Joy Stephenson Kolker
Po Box 4071,
Napa, CA - 94558-0407
Phone: 707-257-7900

Book an Appointment with Dr. Joy Stephenson Kolker

To schedule an appointment, contact Dr. Joy Stephenson Kolker at 818 Cherry St, Santa Rosa, California or call the phone number listed below.

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Frequently Asked Questions

Below are some commonly asked questions about Dr. Joy Stephenson Kolker:

Dr. Joy Stephenson Kolker is a psychologist specializing in Clinical Psychology. She 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). Her main focus is on diagnosing and treating mental, emotional, and behavioral disorders. Some of the common disorders that she can treat are learning disabilities, substance abuse, depression, anxiety, and eating disorders.

Dr. Joy Stephenson Kolker has approximately 18 years of experience in Clinical Psychology.

Yes, Dr. Joy Stephenson Kolker accepts Medicare assignment, meaning the provider participates in Medicare and accepts Medicare-approved amounts for eligible services.

Yes, Dr. Joy Stephenson Kolker 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. Joy Stephenson Kolker practices at 818 Cherry St, Santa Rosa, California, 95404-4207.

To schedule an appointment with Dr. Joy Stephenson Kolker, please contact the office at 707-257-7900.

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