Psychologist | General Psychology

Dr. Jonathan David Mahrer, PH.D.

61 Camino Alto Ste 106, Mill Valley, California, 94941-2910

About Dr. Jonathan David Mahrer

Dr. Jonathan David Mahrer is a psychologist based in Mill Valley, California who is specialized in General Psychology. Active license number of Dr. Jonathan David Mahrer is PSY 14351 for General Psychology in California. His current practice location is 61 Camino Alto Ste 106, Mill Valley. Patients can contact him at 415-567-7751 or can fax him at 866-295-5532. Dr. Jonathan David Mahrer, PH.D., specializes in General Psychology and his NPI number (Unique professional ID assigned by NPPES) is 1053341677.

Dr. Jonathan David Mahrer is specialized in psychological testing and evaluating or assessing patient's personal characteristics, such as intelligence, personality, abilities, interests, aptitudes, and neuropsychological functioning. Accordingly, he performs counseling, psychoanalysis, psychotherapy, hypnosis, biofeedback, and behavior analysis and therapy. He can diagnose and treat mental and emotional disorder or disability, alcoholism and substance abuse, disorders of habit or conduct, as well as of the psychological aspects of physical illness, accident, injury, or disability by psycheducational evaluation, therapy, remediation, and consultation.

Practice Information

Dr. Jonathan David Mahrer'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. Jonathan David Mahrer
Specialization General Psychology
Credentials PH.D.
Gender Male
Practice Address: 61 Camino Alto Ste 106,
Mill Valley, CA - 94941-2910
Fax 866-295-5532

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 Number1053341677
NPI Enumeration Date: 03 Jul, 2006
NPI Last Update On: 18 Apr, 2012

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. Jonathan David Mahrer are as mentioned below.

License NumberSpecializationStateStatus
PSY 14351General Psychology CaliforniaPrimary

Other Medical Identifiers

Other professional identifiers associated with Dr. Jonathan David Mahrer such as Medicaid, Medicare PIN, NSC, UPIN etc. are mentioned as below.
IdentifierTypeStateIssuer
145580500OtherCaliforniaOWCP

Mailing Address

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

Dr. Jonathan David Mahrer
61 Camino Alto Ste 106,
Mill Valley, CA - 94941-2910
Phone: 415-567-7751
Fax: 866-295-5532

Book an Appointment with Dr. Jonathan David Mahrer

To schedule an appointment, contact Dr. Jonathan David Mahrer at 61 Camino Alto Ste 106, Mill Valley, California or call the phone number listed below.

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Frequently Asked Questions

Below are some commonly asked questions about Dr. Jonathan David Mahrer:

Dr. Jonathan David Mahrer is a psychologist specializing in General Psychology. He is specialized in psychological testing and evaluating or assessing patient's personal characteristics, such as intelligence, personality, abilities, interests, aptitudes, and neuropsychological functioning. Accordingly, he performs counseling, psychoanalysis, psychotherapy, hypnosis, biofeedback, and behavior analysis and therapy. He can diagnose and treat mental and emotional disorder or disability, alcoholism and substance abuse, disorders of habit or conduct, as well as of the psychological aspects of physical illness, accident, injury, or disability by psycheducational evaluation, therapy, remediation, and consultation.

Yes, Dr. Jonathan David Mahrer 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. Jonathan David Mahrer practices at 61 Camino Alto Ste 106, Mill Valley, California, 94941-2910.

To schedule an appointment with Dr. Jonathan David Mahrer, please contact the office at 415-567-7751.

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