Psychologist | Clinical Psychology

Dr. Joan Lynn Steidinger, PH.D.

311 Miller Ave, Suite G, Mill Valley, California, 94941-2844

About Dr. Joan Lynn Steidinger

Dr. Joan Lynn Steidinger is a psychologist based in Mill Valley, California who is specialized in Clinical Psychology. Active license number of Dr. Joan Lynn Steidinger is PSY 12505 for Clinical Psychology in California. Her current practice location is 311 Miller Ave, Suite G, Mill Valley. Patients can contact her at 415-288-4252 or can fax her at 415-380-9979. Dr. Joan Lynn Steidinger, PH.D., specializes in Clinical Psychology and her NPI number (Unique professional ID assigned by NPPES) is 1245425644.

Dr. Joan Lynn Steidinger 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. Joan Lynn Steidinger'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. Joan Lynn Steidinger
Specialization Clinical Psychology
Credentials PH.D.
Gender Female
Practice Address: 311 Miller Ave, Suite G
Mill Valley, CA - 94941-2844
Fax 415-380-9979

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 Number1245425644
NPI Enumeration Date: 09 Sep, 2007
NPI Last Update On: 09 Sep, 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. Joan Lynn Steidinger are as mentioned below.

License NumberSpecializationStateStatus
PSY 12505Clinical 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. Joan Lynn Steidinger
311 Miller Ave, Suite G
Mill Valley, CA - 94941-2844
Phone: 415-288-4252
Fax: 415-380-9979

Book an Appointment with Dr. Joan Lynn Steidinger

To schedule an appointment, contact Dr. Joan Lynn Steidinger at 311 Miller Ave, Suite G, Mill Valley, California or call the phone number listed below.

Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Dr. Joan Lynn Steidinger:

Dr. Joan Lynn Steidinger 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.

Yes, Dr. Joan Lynn Steidinger 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. Joan Lynn Steidinger practices at 311 Miller Ave, Suite G, Mill Valley, California, 94941-2844.

To schedule an appointment with Dr. Joan Lynn Steidinger, please contact the office at 415-288-4252.

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