Psychologist

Alyssa Steiger

150 Shoreline Hwy Bldg B #20, Mill Valley, California, 94941

About Alyssa Steiger

Alyssa Steiger is a psychologist based in Mill Valley, California who is specialized in Psychology. Active license number of Alyssa Steiger is PSY25784 for Clinical Psychology in California. Her current practice location is 150 Shoreline Hwy Bldg B #20, Mill Valley. Patients can contact her at 628-227-6278 or can fax her at 628-227-6278. Alyssa Steiger NPI number (Unique professional ID assigned by NPPES) is 1730336157.

Alyssa Steiger 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

Alyssa Steiger'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 Alyssa Steiger
Specialization Psychology
Gender Female
Practice Address: 150 Shoreline Hwy Bldg B #20,
Mill Valley, CA - 94941
Fax 628-227-6278

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 Number1730336157
NPI Enumeration Date: 27 Aug, 2008
NPI Last Update On: 27 Dec, 2016

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 Alyssa Steiger are as mentioned below.

License NumberSpecializationStateStatus
PSY25784Clinical Psychology CaliforniaPrimary
Counselor Secondary
RPS2012011Counselor CaliforniaSecondary
2012072Clinical Psychology CaliforniaSecondary

Other Medical Identifiers

Other professional identifiers associated with Alyssa Steiger such as Medicaid, Medicare PIN, NSC, UPIN etc. are mentioned as below.
IdentifierTypeStateIssuer
W416OtherPCSD MEDICARE #

Mailing Address

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

Alyssa Steiger
150 Shoreline Hwy Bldg B #20,
Mill Valley, CA - 94941
Phone: 628-227-6278
Fax: 628-227-6278

Book an Appointment with Alyssa Steiger

To schedule an appointment, contact Alyssa Steiger at 150 Shoreline Hwy Bldg B #20, Mill Valley, California or call the phone number listed below.

Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Alyssa Steiger:

Alyssa Steiger 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, Alyssa Steiger 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.

Alyssa Steiger practices at 150 Shoreline Hwy Bldg B #20, Mill Valley, California, 94941.

To schedule an appointment with Alyssa Steiger, please contact the office at 628-227-6278.

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