Psychologist | General Psychology

Sharon Hasslen, M.S.

801 Empire St, Fairfield, California, 94533-5702

About Sharon Hasslen

Sharon Hasslen is a psychologist based in Fairfield, California who is specialized in General Psychology. Her current practice location is 801 Empire St, Fairfield. Patients can contact her at 707-425-5744. Sharon Hasslen, M.S., specializes in General Psychology and her NPI number (Unique professional ID assigned by NPPES) is 1952701955.

Sharon Hasslen is specialized in psychological testing and evaluating or assessing patient's personal characteristics, such as intelligence, personality, abilities, interests, aptitudes, and neuropsychological functioning. Accordingly, she performs counseling, psychoanalysis, psychotherapy, hypnosis, biofeedback, and behavior analysis and therapy. She 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

Sharon Hasslen'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 Sharon Hasslen
Specialization General Psychology
Credentials M.S.
Gender Female
Practice Address: 801 Empire St,
Fairfield, CA - 94533-5702

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 Number1952701955
NPI Enumeration Date: 27 Aug, 2014
NPI Last Update On: 27 Aug, 2014

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 Sharon Hasslen are as mentioned below.

License NumberSpecializationStateStatus
General Psychology Primary

Mailing Address

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

Sharon Hasslen
805 Evergreen St,
Menlo Park, CA - 94025-5760
Phone: 650-279-0522

Book an Appointment with Sharon Hasslen

To schedule an appointment, contact Sharon Hasslen at 801 Empire St, Fairfield, California or call the phone number listed below.

Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Sharon Hasslen:

Sharon Hasslen is a psychologist specializing in General Psychology. She is specialized in psychological testing and evaluating or assessing patient's personal characteristics, such as intelligence, personality, abilities, interests, aptitudes, and neuropsychological functioning. Accordingly, she performs counseling, psychoanalysis, psychotherapy, hypnosis, biofeedback, and behavior analysis and therapy. She 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, Sharon Hasslen 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.

Sharon Hasslen practices at 801 Empire St, Fairfield, California, 94533-5702.

To schedule an appointment with Sharon Hasslen, please contact the office at 707-425-5744.

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